/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 21:46:28,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 21:46:28,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 21:46:29,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 21:46:29,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 21:46:29,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 21:46:29,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 21:46:29,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 21:46:29,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 21:46:29,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 21:46:29,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 21:46:29,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 21:46:29,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 21:46:29,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 21:46:29,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 21:46:29,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 21:46:29,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 21:46:29,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 21:46:29,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 21:46:29,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 21:46:29,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 21:46:29,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 21:46:29,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 21:46:29,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 21:46:29,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 21:46:29,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 21:46:29,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 21:46:29,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 21:46:29,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 21:46:29,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 21:46:29,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 21:46:29,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 21:46:29,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 21:46:29,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 21:46:29,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 21:46:29,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 21:46:29,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 21:46:29,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 21:46:29,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 21:46:29,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 21:46:29,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 21:46:29,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-29 21:46:29,153 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 21:46:29,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 21:46:29,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 21:46:29,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 21:46:29,157 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 21:46:29,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 21:46:29,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 21:46:29,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 21:46:29,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 21:46:29,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 21:46:29,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 21:46:29,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 21:46:29,161 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 21:46:29,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 21:46:29,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 21:46:29,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 21:46:29,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 21:46:29,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 21:46:29,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:46:29,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 21:46:29,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 21:46:29,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 21:46:29,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 21:46:29,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 21:46:29,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 21:46:29,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 21:46:29,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 21:46:29,164 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 21:46:29,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 21:46:29,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 21:46:29,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 21:46:29,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 21:46:29,590 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 21:46:29,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2020-10-29 21:46:29,664 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27f44e089/d959ff2ab6854af9b18cf2cd41a3f7eb/FLAGad484138c [2020-10-29 21:46:30,690 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 21:46:30,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2020-10-29 21:46:30,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27f44e089/d959ff2ab6854af9b18cf2cd41a3f7eb/FLAGad484138c [2020-10-29 21:46:31,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27f44e089/d959ff2ab6854af9b18cf2cd41a3f7eb [2020-10-29 21:46:31,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 21:46:31,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 21:46:31,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 21:46:31,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 21:46:31,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 21:46:31,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:46:31" (1/1) ... [2020-10-29 21:46:31,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a670e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:31, skipping insertion in model container [2020-10-29 21:46:31,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:46:31" (1/1) ... [2020-10-29 21:46:31,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 21:46:31,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 21:46:32,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:46:32,823 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 21:46:33,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:46:33,612 INFO L208 MainTranslator]: Completed translation [2020-10-29 21:46:33,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33 WrapperNode [2020-10-29 21:46:33,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 21:46:33,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 21:46:33,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 21:46:33,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 21:46:33,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... [2020-10-29 21:46:33,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 21:46:33,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 21:46:33,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 21:46:33,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 21:46:33,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:46:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 21:46:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 21:46:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 21:46:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-29 21:46:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 21:46:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-29 21:46:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-29 21:46:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-29 21:46:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 21:46:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 21:46:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 21:46:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 21:46:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-29 21:46:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 21:46:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-29 21:46:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-29 21:46:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-29 21:46:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-29 21:46:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2020-10-29 21:46:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2020-10-29 21:46:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2020-10-29 21:46:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2020-10-29 21:46:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2020-10-29 21:46:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2020-10-29 21:46:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2020-10-29 21:46:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2020-10-29 21:46:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2020-10-29 21:46:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-29 21:46:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-29 21:46:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2020-10-29 21:46:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2020-10-29 21:46:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2020-10-29 21:46:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-29 21:46:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-29 21:46:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-29 21:46:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 21:46:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 21:46:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 21:46:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-29 21:46:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-29 21:46:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 21:46:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2020-10-29 21:46:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-29 21:46:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2020-10-29 21:46:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-29 21:46:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 21:46:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 21:46:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 21:46:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 21:46:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 21:46:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 21:46:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 21:46:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 21:46:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-29 21:46:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-29 21:46:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2020-10-29 21:46:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2020-10-29 21:46:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2020-10-29 21:46:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-29 21:46:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-29 21:46:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2020-10-29 21:46:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-29 21:46:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2020-10-29 21:46:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-29 21:46:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-29 21:46:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-29 21:46:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2020-10-29 21:46:34,084 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2020-10-29 21:46:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2020-10-29 21:46:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2020-10-29 21:46:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2020-10-29 21:46:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2020-10-29 21:46:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 21:46:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 21:46:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 21:46:35,442 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 21:46:38,206 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 21:46:38,207 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 21:46:38,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:46:38 BoogieIcfgContainer [2020-10-29 21:46:38,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 21:46:38,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 21:46:38,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 21:46:38,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 21:46:38,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:46:31" (1/3) ... [2020-10-29 21:46:38,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f70a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:46:38, skipping insertion in model container [2020-10-29 21:46:38,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:46:33" (2/3) ... [2020-10-29 21:46:38,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f70a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:46:38, skipping insertion in model container [2020-10-29 21:46:38,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:46:38" (3/3) ... [2020-10-29 21:46:38,226 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2020-10-29 21:46:38,238 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 21:46:38,246 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 21:46:38,259 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 21:46:38,312 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 21:46:38,312 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 21:46:38,312 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 21:46:38,312 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 21:46:38,312 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 21:46:38,312 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 21:46:38,312 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 21:46:38,312 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 21:46:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states. [2020-10-29 21:46:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-29 21:46:38,403 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:46:38,405 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:46:38,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:46:38,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:46:38,413 INFO L82 PathProgramCache]: Analyzing trace with hash 540679609, now seen corresponding path program 1 times [2020-10-29 21:46:38,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:46:38,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450686206] [2020-10-29 21:46:38,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:46:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:39,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:39,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:39,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:41,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:41,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-29 21:46:41,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:46:41,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2696 [2020-10-29 21:46:41,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:41,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:46:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-29 21:46:41,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:46:41,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 21:46:42,428 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-29 21:46:42,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:46:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:46:42,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-29 21:46:42,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:46:42,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:46:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:46:42,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:46:42,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:46:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:46:42,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:46:42,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:46:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:46:42,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 21:46:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:46:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:46:42,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:46:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:46:42,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:46:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:46:42,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:46:42,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 21:46:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:46:42,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:46:42,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-29 21:46:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:46:42,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:46:42,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:46:42,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:46:42,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:46:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:46:42,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:46:42,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:46:42,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:46:42,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:46:42,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:46:42,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:46:42,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:46:42,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:46:42,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:46:42,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:46:42,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 21:46:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-29 21:46:42,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450686206] [2020-10-29 21:46:42,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:46:42,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 21:46:42,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872255491] [2020-10-29 21:46:42,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 21:46:42,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:46:42,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 21:46:42,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 21:46:42,942 INFO L87 Difference]: Start difference. First operand 1439 states. Second operand 6 states. [2020-10-29 21:46:43,478 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 21:46:44,120 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 21:46:44,699 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-29 21:47:17,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:47:17,992 INFO L93 Difference]: Finished difference Result 4646 states and 6799 transitions. [2020-10-29 21:47:17,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 21:47:17,996 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2020-10-29 21:47:17,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:47:18,053 INFO L225 Difference]: With dead ends: 4646 [2020-10-29 21:47:18,053 INFO L226 Difference]: Without dead ends: 3058 [2020-10-29 21:47:18,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-29 21:47:18,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3058 states. [2020-10-29 21:47:18,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3058 to 2096. [2020-10-29 21:47:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2096 states. [2020-10-29 21:47:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 2822 transitions. [2020-10-29 21:47:18,707 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 2822 transitions. Word has length 84 [2020-10-29 21:47:18,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:47:18,709 INFO L481 AbstractCegarLoop]: Abstraction has 2096 states and 2822 transitions. [2020-10-29 21:47:18,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 21:47:18,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2822 transitions. [2020-10-29 21:47:18,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-29 21:47:18,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:47:18,726 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:47:18,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 21:47:18,726 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:47:18,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:47:18,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1918887449, now seen corresponding path program 1 times [2020-10-29 21:47:18,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:47:18,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [715654053] [2020-10-29 21:47:18,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:47:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:18,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:19,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:19,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:22,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:23,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:23,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 21:47:23,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 21:47:23,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 21:47:23,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,419 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-29 21:47:24,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:47:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:47:24,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 21:47:24,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 21:47:24,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:47:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 21:47:24,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:47:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:47:24,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:47:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 21:47:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:47:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:47:24,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:47:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:47:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:47:24,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 21:47:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:47:24,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:47:24,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:24,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 21:47:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:24,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:24,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 21:47:24,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:24,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 21:47:24,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:24,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:24,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:47:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 21:47:24,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 21:47:24,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 21:47:24,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 21:47:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:24,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 21:47:25,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 21:47:25,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:47:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 21:47:25,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:47:25,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:47:25,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:47:25,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:47:25,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:25,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 21:47:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:47:25,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:47:25,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:47:25,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:47:25,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:25,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:47:25,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:47:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:47:25,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:47:25,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 21:47:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:47:25,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:47:25,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:47:25,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:47:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:47:25,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:47:25,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:47:25,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:47:25,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:47:25,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:47:25,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:47:25,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:47:25,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:47:25,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:47:25,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:47:25,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:47:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-10-29 21:47:25,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [715654053] [2020-10-29 21:47:25,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:47:25,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 21:47:25,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255969608] [2020-10-29 21:47:25,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 21:47:25,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:47:25,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 21:47:25,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-29 21:47:25,453 INFO L87 Difference]: Start difference. First operand 2096 states and 2822 transitions. Second operand 12 states. [2020-10-29 21:47:25,927 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 21:47:26,949 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 21:47:27,590 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-29 21:48:04,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:48:04,604 INFO L93 Difference]: Finished difference Result 5854 states and 8656 transitions. [2020-10-29 21:48:04,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 21:48:04,612 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 144 [2020-10-29 21:48:04,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:48:04,641 INFO L225 Difference]: With dead ends: 5854 [2020-10-29 21:48:04,641 INFO L226 Difference]: Without dead ends: 3793 [2020-10-29 21:48:04,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=233, Invalid=523, Unknown=0, NotChecked=0, Total=756 [2020-10-29 21:48:04,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3793 states. [2020-10-29 21:48:05,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3793 to 2096. [2020-10-29 21:48:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2096 states. [2020-10-29 21:48:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 2820 transitions. [2020-10-29 21:48:05,093 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 2820 transitions. Word has length 144 [2020-10-29 21:48:05,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:48:05,093 INFO L481 AbstractCegarLoop]: Abstraction has 2096 states and 2820 transitions. [2020-10-29 21:48:05,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 21:48:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2820 transitions. [2020-10-29 21:48:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-29 21:48:05,101 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:48:05,101 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:48:05,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 21:48:05,102 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:48:05,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:48:05,102 INFO L82 PathProgramCache]: Analyzing trace with hash -809321897, now seen corresponding path program 1 times [2020-10-29 21:48:05,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:48:05,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618158019] [2020-10-29 21:48:05,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:48:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:05,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:05,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:06,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:09,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:09,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3952 [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:48:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-29 21:48:09,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:48:09,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:09,879 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-29 21:48:09,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:48:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:09,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:09,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:09,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:48:09,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 21:48:09,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:09,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:09,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:48:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:09,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:09,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:09,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:09,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:48:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:10,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:48:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:48:10,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 21:48:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:48:10,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:48:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:10,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:48:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:48:10,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:48:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 21:48:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:48:10,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:48:10,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 21:48:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 21:48:10,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 21:48:10,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 21:48:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 21:48:10,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 21:48:10,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:48:10,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 21:48:10,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:10,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:48:10,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:48:10,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 21:48:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:10,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:48:10,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:10,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:48:10,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:48:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:10,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:10,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:10,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 21:48:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:10,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 21:48:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:48:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 21:48:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:10,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:10,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:10,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:10,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:10,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:10,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:10,656 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-29 21:48:10,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618158019] [2020-10-29 21:48:10,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:48:10,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 21:48:10,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432233138] [2020-10-29 21:48:10,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 21:48:10,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:48:10,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 21:48:10,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2020-10-29 21:48:10,661 INFO L87 Difference]: Start difference. First operand 2096 states and 2820 transitions. Second operand 14 states. [2020-10-29 21:48:11,152 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 21:48:22,975 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:48:23,857 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:48:24,522 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:48:25,190 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:48:25,937 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2020-10-29 21:48:45,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:48:45,656 INFO L93 Difference]: Finished difference Result 3809 states and 5881 transitions. [2020-10-29 21:48:45,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 21:48:45,657 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 144 [2020-10-29 21:48:45,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:48:45,686 INFO L225 Difference]: With dead ends: 3809 [2020-10-29 21:48:45,687 INFO L226 Difference]: Without dead ends: 3804 [2020-10-29 21:48:45,689 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2020-10-29 21:48:45,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3804 states. [2020-10-29 21:48:46,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3804 to 2104. [2020-10-29 21:48:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2104 states. [2020-10-29 21:48:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 2828 transitions. [2020-10-29 21:48:46,279 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 2828 transitions. Word has length 144 [2020-10-29 21:48:46,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:48:46,283 INFO L481 AbstractCegarLoop]: Abstraction has 2104 states and 2828 transitions. [2020-10-29 21:48:46,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 21:48:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2828 transitions. [2020-10-29 21:48:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-29 21:48:46,297 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:48:46,298 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:48:46,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 21:48:46,299 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:48:46,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:48:46,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1948825950, now seen corresponding path program 1 times [2020-10-29 21:48:46,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:48:46,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1745840391] [2020-10-29 21:48:46,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:48:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:46,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:46,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:46,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:46,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:50,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:51,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:51,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 21:48:51,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 21:48:51,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 186 [2020-10-29 21:48:51,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,087 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-29 21:48:52,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:48:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 21:48:52,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:48:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:48:52,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:48:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:48:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 21:48:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:52,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:48:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:52,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:48:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:48:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:48:52,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 21:48:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:48:52,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 21:48:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 21:48:52,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 21:48:52,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:48:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 21:48:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 21:48:52,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 21:48:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 21:48:52,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:48:52,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:48:52,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:52,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:52,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:48:52,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:52,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:52,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:48:52,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 21:48:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:48:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:52,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:48:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:48:52,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:48:52,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:52,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:52,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:52,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 21:48:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:52,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:52,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:48:52,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:48:52,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 21:48:52,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:52,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:52,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:48:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 21:48:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 21:48:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:52,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:48:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:52,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:53,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:53,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:48:53,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:53,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:48:53,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:53,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:53,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:53,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:53,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:53,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:53,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 21:48:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:53,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:53,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:53,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:48:53,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:53,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 21:48:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:53,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:53,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:53,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:48:53,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 21:48:53,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:53,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 21:48:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:48:53,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:48:53,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:48:53,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:48:53,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:48:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:48:53,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:48:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-29 21:48:53,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1745840391] [2020-10-29 21:48:53,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:48:53,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 21:48:53,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459743004] [2020-10-29 21:48:53,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 21:48:53,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:48:53,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 21:48:53,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-29 21:48:53,135 INFO L87 Difference]: Start difference. First operand 2104 states and 2828 transitions. Second operand 13 states. [2020-10-29 21:48:53,651 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 21:48:54,473 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-29 21:48:55,104 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-29 21:49:08,363 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:49:33,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:49:33,037 INFO L93 Difference]: Finished difference Result 5883 states and 8681 transitions. [2020-10-29 21:49:33,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 21:49:33,038 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 160 [2020-10-29 21:49:33,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:49:33,065 INFO L225 Difference]: With dead ends: 5883 [2020-10-29 21:49:33,066 INFO L226 Difference]: Without dead ends: 3814 [2020-10-29 21:49:33,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=263, Invalid=607, Unknown=0, NotChecked=0, Total=870 [2020-10-29 21:49:33,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3814 states. [2020-10-29 21:49:33,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3814 to 2105. [2020-10-29 21:49:33,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2105 states. [2020-10-29 21:49:33,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 2105 states and 2829 transitions. [2020-10-29 21:49:33,604 INFO L78 Accepts]: Start accepts. Automaton has 2105 states and 2829 transitions. Word has length 160 [2020-10-29 21:49:33,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:49:33,605 INFO L481 AbstractCegarLoop]: Abstraction has 2105 states and 2829 transitions. [2020-10-29 21:49:33,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 21:49:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2829 transitions. [2020-10-29 21:49:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-29 21:49:33,615 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:49:33,616 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:49:33,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 21:49:33,616 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:49:33,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:49:33,617 INFO L82 PathProgramCache]: Analyzing trace with hash 978020097, now seen corresponding path program 1 times [2020-10-29 21:49:33,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:49:33,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [410728300] [2020-10-29 21:49:33,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:49:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:33,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:33,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:33,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:36,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:38,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:49:38,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 195 [2020-10-29 21:49:38,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 21:49:38,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,279 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-29 21:49:39,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:49:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:49:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:49:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:49:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 21:49:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:49:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:49:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:49:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 21:49:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:49:39,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 21:49:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 21:49:39,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:49:39,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 21:49:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 21:49:39,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 21:49:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:49:39,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 21:49:39,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-29 21:49:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 21:49:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 21:49:39,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:49:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-29 21:49:39,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:49:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 21:49:39,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:40,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:40,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:40,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:40,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:40,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:40,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:40,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:40,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:40,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:40,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 21:49:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:40,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:40,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:40,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:49:40,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:40,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:40,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:40,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 21:49:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:40,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:40,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:40,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 21:49:40,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:40,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:40,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:40,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:40,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:40,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:40,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 21:49:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:40,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:40,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:40,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:49:40,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:40,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:49:40,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-29 21:49:40,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [410728300] [2020-10-29 21:49:40,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:49:40,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 21:49:40,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289410112] [2020-10-29 21:49:40,115 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 21:49:40,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:49:40,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 21:49:40,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-29 21:49:40,116 INFO L87 Difference]: Start difference. First operand 2105 states and 2829 transitions. Second operand 15 states. [2020-10-29 21:49:40,729 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-29 21:49:54,694 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2020-10-29 21:49:55,541 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2020-10-29 21:49:56,187 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:49:56,768 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:49:57,347 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-29 21:49:57,936 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 264