/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-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 15:46:17,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 15:46:17,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 15:46:17,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 15:46:17,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 15:46:17,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 15:46:17,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 15:46:17,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 15:46:17,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 15:46:17,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 15:46:17,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 15:46:17,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 15:46:17,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 15:46:17,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 15:46:17,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 15:46:17,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 15:46:17,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 15:46:17,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 15:46:17,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 15:46:17,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 15:46:17,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 15:46:17,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 15:46:17,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 15:46:17,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 15:46:17,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 15:46:17,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 15:46:17,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 15:46:17,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 15:46:17,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 15:46:17,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-29 15:46:17,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 15:46:17,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 15:46:17,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 15:46:17,118 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 15:46:17,146 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 15:46:17,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 15:46:17,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 15:46:17,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 15:46:17,149 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 15:46:17,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 15:46:17,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 15:46:17,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 15:46:17,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 15:46:17,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 15:46:17,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 15:46:17,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 15:46:17,150 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 15:46:17,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 15:46:17,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 15:46:17,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 15:46:17,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 15:46:17,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 15:46:17,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 15:46:17,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 15:46:17,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 15:46:17,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 15:46:17,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 15:46:17,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 15:46:17,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 15:46:17,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 15:46:17,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 15:46:17,153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 15:46:17,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 15:46:17,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 15:46:17,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 15:46:17,612 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 15:46:17,613 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 15:46:17,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2020-10-29 15:46:17,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2f9ca819/a0c17a14c76441d594a5b996a39e6847/FLAG75d7b0ad7 [2020-10-29 15:46:18,764 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 15:46:18,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2020-10-29 15:46:18,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2f9ca819/a0c17a14c76441d594a5b996a39e6847/FLAG75d7b0ad7 [2020-10-29 15:46:19,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2f9ca819/a0c17a14c76441d594a5b996a39e6847 [2020-10-29 15:46:19,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 15:46:19,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 15:46:19,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 15:46:19,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 15:46:19,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 15:46:19,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:46:19" (1/1) ... [2020-10-29 15:46:19,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1533d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:19, skipping insertion in model container [2020-10-29 15:46:19,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:46:19" (1/1) ... [2020-10-29 15:46:19,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 15:46:19,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 15:46:20,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 15:46:20,956 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 15:46:21,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 15:46:21,681 INFO L208 MainTranslator]: Completed translation [2020-10-29 15:46:21,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21 WrapperNode [2020-10-29 15:46:21,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 15:46:21,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 15:46:21,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 15:46:21,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 15:46:21,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:21,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (1/1) ... [2020-10-29 15:46:22,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 15:46:22,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 15:46:22,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 15:46:22,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 15:46:22,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (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 15:46:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 15:46:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 15:46:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 15:46:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 15:46:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 15:46:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2020-10-29 15:46:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 15:46:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-29 15:46:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-29 15:46:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-29 15:46:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-29 15:46:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-29 15:46:22,125 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-29 15:46:22,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 15:46:22,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-29 15:46:22,126 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-29 15:46:22,126 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-29 15:46:22,128 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-29 15:46:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 15:46:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 15:46:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 15:46:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 15:46:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-29 15:46:22,130 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-29 15:46:22,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2020-10-29 15:46:22,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2020-10-29 15:46:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2020-10-29 15:46:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2020-10-29 15:46:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2020-10-29 15:46:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_1 [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_2 [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_3 [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2020-10-29 15:46:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-29 15:46:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-29 15:46:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 15:46:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-29 15:46:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-29 15:46:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-29 15:46:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2020-10-29 15:46:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-29 15:46:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 15:46:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 15:46:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 15:46:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 15:46:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 15:46:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2020-10-29 15:46:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 15:46:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-29 15:46:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-29 15:46:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-29 15:46:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-29 15:46:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 15:46:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-29 15:46:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_2 [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-29 15:46:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-29 15:46:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-29 15:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2020-10-29 15:46:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_1 [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 15:46:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-29 15:46:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2020-10-29 15:46:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2020-10-29 15:46:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_3 [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 15:46:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 15:46:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 15:46:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 15:46:23,063 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 15:46:25,637 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 15:46:25,637 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 15:46:25,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:46:25 BoogieIcfgContainer [2020-10-29 15:46:25,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 15:46:25,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 15:46:25,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 15:46:25,650 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 15:46:25,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:46:19" (1/3) ... [2020-10-29 15:46:25,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5b3441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:46:25, skipping insertion in model container [2020-10-29 15:46:25,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:21" (2/3) ... [2020-10-29 15:46:25,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c5b3441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:46:25, skipping insertion in model container [2020-10-29 15:46:25,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:46:25" (3/3) ... [2020-10-29 15:46:25,655 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2020-10-29 15:46:25,668 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 15:46:25,677 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 15:46:25,690 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 15:46:25,728 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 15:46:25,728 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 15:46:25,728 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 15:46:25,728 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 15:46:25,729 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 15:46:25,729 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 15:46:25,729 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 15:46:25,729 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 15:46:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states. [2020-10-29 15:46:25,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 15:46:25,799 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:46:25,800 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-29 15:46:25,800 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:46:25,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:46:25,813 INFO L82 PathProgramCache]: Analyzing trace with hash -500830800, now seen corresponding path program 1 times [2020-10-29 15:46:25,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:46:25,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1454127664] [2020-10-29 15:46:25,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:46:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:26,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:27,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-29 15:46:30,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:46:30,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3999 [2020-10-29 15:46:30,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 15:46:30,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-29 15:46:30,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 15:46:30,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 15:46:30,685 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:46:30,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:46:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:46:30,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 15:46:30,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:30,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:46:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:46:30,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 15:46:30,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:30,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:46:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:46:30,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:46:30,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 15:46:30,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:46:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:46:30,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:46:30,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:30,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:46:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:46:30,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:46:30,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:30,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:46:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:30,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:30,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:30,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:46:30,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:30,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 15:46:30,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:30,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:30,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:30,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:30,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:30,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:46:31,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:46:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:46:31,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:46:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:46:31,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:46:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:46:31,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:46:31,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:31,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:46:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:46:31,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:46:31,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:31,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:46:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:46:31,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:46:31,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:46:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:46:31,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 15:46:31,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:46:31,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 15:46:31,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:46:31,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:46:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:31,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:31,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:31,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:46:31,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:46:31,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:46:31,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:31,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:46:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:46:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:46:31,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:46:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 15:46:31,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1454127664] [2020-10-29 15:46:31,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:46:31,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 15:46:31,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754126019] [2020-10-29 15:46:31,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 15:46:31,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:46:31,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 15:46:31,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 15:46:31,281 INFO L87 Difference]: Start difference. First operand 1248 states. Second operand 11 states. [2020-10-29 15:46:31,682 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:46:41,137 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:46:41,936 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:46:42,456 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:46:42,998 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:46:43,514 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 15:46:54,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:46:54,396 INFO L93 Difference]: Finished difference Result 2735 states and 3857 transitions. [2020-10-29 15:46:54,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 15:46:54,399 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 90 [2020-10-29 15:46:54,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:46:54,437 INFO L225 Difference]: With dead ends: 2735 [2020-10-29 15:46:54,437 INFO L226 Difference]: Without dead ends: 1435 [2020-10-29 15:46:54,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2020-10-29 15:46:54,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2020-10-29 15:46:54,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1199. [2020-10-29 15:46:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1199 states. [2020-10-29 15:46:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1199 states and 1641 transitions. [2020-10-29 15:46:54,802 INFO L78 Accepts]: Start accepts. Automaton has 1199 states and 1641 transitions. Word has length 90 [2020-10-29 15:46:54,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:46:54,803 INFO L481 AbstractCegarLoop]: Abstraction has 1199 states and 1641 transitions. [2020-10-29 15:46:54,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 15:46:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1641 transitions. [2020-10-29 15:46:54,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-29 15:46:54,826 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:46:54,826 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-29 15:46:54,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 15:46:54,827 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:46:54,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:46:54,828 INFO L82 PathProgramCache]: Analyzing trace with hash -992758721, now seen corresponding path program 1 times [2020-10-29 15:46:54,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:46:54,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1767812033] [2020-10-29 15:46:54,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:46:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:46:54,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:55,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:56,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:58,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:46:59,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:46:59,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-29 15:46:59,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 15:46:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5079 [2020-10-29 15:46:59,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:46:59,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:46:59,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 15:46:59,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:46:59,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-29 15:46:59,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,334 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:47:00,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:47:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:00,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-29 15:47:00,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 15:47:00,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:47:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:00,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 15:47:00,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 15:47:00,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:00,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:47:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:00,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:00,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:00,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:47:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:00,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:47:00,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:00,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:00,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:47:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:47:00,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 15:47:00,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 15:47:00,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:00,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:47:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:47:00,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 15:47:00,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 15:47:00,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:00,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:47:00,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:47:00,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:00,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 15:47:00,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:00,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:47:00,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:00,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:00,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:00,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:00,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:47:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:00,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:47:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:00,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:00,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:00,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:47:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:00,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:00,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:00,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 15:47:00,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:00,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 15:47:00,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:00,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:00,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:47:00,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 15:47:00,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 15:47:00,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:01,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:01,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:01,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:01,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:47:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:01,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:47:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:01,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:01,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:01,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:01,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:01,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:47:01,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:01,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:01,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:01,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:01,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:01,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:01,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:47:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:01,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:01,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:01,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:01,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:01,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:47:01,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:01,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:01,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:47:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 15:47:01,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:01,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 15:47:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:01,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:01,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:01,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:01,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:47:01,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:01,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:01,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:01,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 15:47:01,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1767812033] [2020-10-29 15:47:01,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:47:01,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 15:47:01,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481099084] [2020-10-29 15:47:01,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 15:47:01,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:47:01,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 15:47:01,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-29 15:47:01,122 INFO L87 Difference]: Start difference. First operand 1199 states and 1641 transitions. Second operand 10 states. [2020-10-29 15:47:01,411 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:47:02,351 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 15:47:03,921 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-10-29 15:47:09,827 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:47:20,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:47:20,487 INFO L93 Difference]: Finished difference Result 2626 states and 3650 transitions. [2020-10-29 15:47:20,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 15:47:20,488 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-29 15:47:20,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:47:20,501 INFO L225 Difference]: With dead ends: 2626 [2020-10-29 15:47:20,501 INFO L226 Difference]: Without dead ends: 1442 [2020-10-29 15:47:20,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-10-29 15:47:20,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2020-10-29 15:47:20,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1200. [2020-10-29 15:47:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2020-10-29 15:47:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1641 transitions. [2020-10-29 15:47:20,762 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1641 transitions. Word has length 106 [2020-10-29 15:47:20,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:47:20,762 INFO L481 AbstractCegarLoop]: Abstraction has 1200 states and 1641 transitions. [2020-10-29 15:47:20,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 15:47:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1641 transitions. [2020-10-29 15:47:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-29 15:47:20,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:47:20,768 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-29 15:47:20,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 15:47:20,768 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:47:20,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:47:20,769 INFO L82 PathProgramCache]: Analyzing trace with hash -871493218, now seen corresponding path program 1 times [2020-10-29 15:47:20,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:47:20,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1996004011] [2020-10-29 15:47:20,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:47:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:20,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:21,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-29 15:47:24,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:47:24,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3478 [2020-10-29 15:47:24,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 15:47:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-29 15:47:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 15:47:24,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,672 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:47:24,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:47:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:47:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:24,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:47:24,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:24,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:47:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:24,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:47:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:24,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:24,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:24,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:47:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:47:24,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 15:47:24,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:47:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:47:24,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 15:47:24,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:47:24,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:47:24,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:24,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:47:24,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:24,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:24,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:24,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:24,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:47:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:24,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:24,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:24,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:24,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:24,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:24,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:24,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:24,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:24,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:47:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:25,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:25,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:25,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:47:25,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 15:47:25,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:25,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:25,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:25,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:25,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:25,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:47:25,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:25,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:25,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:47:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:25,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:25,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:25,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:25,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:25,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:47:25,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:25,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:25,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:25,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:47:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:25,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:25,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:25,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 15:47:25,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:25,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 15:47:25,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:25,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:25,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:25,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:25,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:25,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:47:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:25,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:25,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:25,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:25,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:25,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:25,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:25,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:25,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:25,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 15:47:25,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1996004011] [2020-10-29 15:47:25,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:47:25,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 15:47:25,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411978413] [2020-10-29 15:47:25,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 15:47:25,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:47:25,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 15:47:25,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 15:47:25,207 INFO L87 Difference]: Start difference. First operand 1200 states and 1641 transitions. Second operand 12 states. [2020-10-29 15:47:25,530 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:47:34,516 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:47:35,353 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 15:47:35,790 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:47:36,168 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:47:36,555 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:47:36,903 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 15:47:47,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:47:47,852 INFO L93 Difference]: Finished difference Result 1442 states and 2015 transitions. [2020-10-29 15:47:47,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 15:47:47,853 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 108 [2020-10-29 15:47:47,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:47:47,864 INFO L225 Difference]: With dead ends: 1442 [2020-10-29 15:47:47,864 INFO L226 Difference]: Without dead ends: 1437 [2020-10-29 15:47:47,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2020-10-29 15:47:47,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2020-10-29 15:47:48,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1202. [2020-10-29 15:47:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1202 states. [2020-10-29 15:47:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 1644 transitions. [2020-10-29 15:47:48,109 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 1644 transitions. Word has length 108 [2020-10-29 15:47:48,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:47:48,110 INFO L481 AbstractCegarLoop]: Abstraction has 1202 states and 1644 transitions. [2020-10-29 15:47:48,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 15:47:48,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1644 transitions. [2020-10-29 15:47:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-10-29 15:47:48,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:47:48,116 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-29 15:47:48,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 15:47:48,116 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:47:48,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:47:48,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1895918945, now seen corresponding path program 1 times [2020-10-29 15:47:48,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:47:48,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704503253] [2020-10-29 15:47:48,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:47:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:48,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:48,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 15:47:53,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4913 [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-10-29 15:47:53,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-29 15:47:53,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,458 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:47:53,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:47:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:53,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 15:47:53,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:53,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:47:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:53,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 15:47:53,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:53,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:53,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:53,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:47:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:53,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:53,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:53,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:47:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:53,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:53,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:47:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:47:53,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 15:47:53,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:53,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:47:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:47:53,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:47:53,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 15:47:53,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:47:53,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:47:53,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:53,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:53,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:53,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:47:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:53,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:53,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:53,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:47:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:53,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:53,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:53,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-29 15:47:53,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-29 15:47:53,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:53,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 15:47:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 15:47:53,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:47:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:54,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:47:54,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:54,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:54,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:47:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:54,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:47:54,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:54,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:54,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:47:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 15:47:54,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:47:54,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:47:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:47:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:47:54,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:47:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:47:54,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:47:54,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:47:54,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 15:47:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:47:54,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 15:47:54,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 15:47:54,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 15:47:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:47:54,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:47:54,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:47:54,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:47:54,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:47:54,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:47:54,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:47:54,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:47:54,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:47:54,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:47:54,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:47:54,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:47:54,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-29 15:47:54,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704503253] [2020-10-29 15:47:54,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:47:54,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 15:47:54,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459539250] [2020-10-29 15:47:54,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 15:47:54,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:47:54,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 15:47:54,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 15:47:54,164 INFO L87 Difference]: Start difference. First operand 1202 states and 1644 transitions. Second operand 12 states. [2020-10-29 15:47:54,438 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:48:05,202 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:48:07,003 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:48:07,354 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 15:48:17,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:48:17,718 INFO L93 Difference]: Finished difference Result 1454 states and 2033 transitions. [2020-10-29 15:48:17,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 15:48:17,719 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2020-10-29 15:48:17,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:48:17,728 INFO L225 Difference]: With dead ends: 1454 [2020-10-29 15:48:17,728 INFO L226 Difference]: Without dead ends: 1449 [2020-10-29 15:48:17,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2020-10-29 15:48:17,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2020-10-29 15:48:17,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1202. [2020-10-29 15:48:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1202 states. [2020-10-29 15:48:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 1644 transitions. [2020-10-29 15:48:17,941 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 1644 transitions. Word has length 120 [2020-10-29 15:48:17,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:48:17,941 INFO L481 AbstractCegarLoop]: Abstraction has 1202 states and 1644 transitions. [2020-10-29 15:48:17,941 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 15:48:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1644 transitions. [2020-10-29 15:48:17,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-29 15:48:17,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:48:17,949 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 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, 1] [2020-10-29 15:48:17,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 15:48:17,949 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:48:17,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:48:17,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1209917172, now seen corresponding path program 1 times [2020-10-29 15:48:17,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:48:17,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1164854444] [2020-10-29 15:48:17,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:48:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:18,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:18,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:18,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-29 15:48:23,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 15:48:23,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-29 15:48:23,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 15:48:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 141 [2020-10-29 15:48:23,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:48:23,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,395 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:48:23,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:48:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:23,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 15:48:23,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:48:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:48:23,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:48:23,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:48:23,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:48:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:23,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:48:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:23,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:23,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:48:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:48:23,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:48:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:48:23,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:48:23,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:48:23,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:48:23,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:48:23,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:48:23,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:23,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:23,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:48:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:23,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:23,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:23,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:23,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:48:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:23,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-29 15:48:24,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:48:24,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 343 [2020-10-29 15:48:24,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 15:48:24,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 15:48:24,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:48:24,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:24,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:48:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:24,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:48:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 15:48:24,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:48:24,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:24,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:48:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:24,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 15:48:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:48:24,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:48:24,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 15:48:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:24,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 15:48:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 15:48:24,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:48:24,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:48:24,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 15:48:24,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 15:48:24,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:24,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 15:48:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:24,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 15:48:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:24,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:24,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:24,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 15:48:24,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:24,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 15:48:24,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1164854444] [2020-10-29 15:48:24,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:48:24,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 15:48:24,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903506637] [2020-10-29 15:48:24,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 15:48:24,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:48:24,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 15:48:24,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 15:48:24,303 INFO L87 Difference]: Start difference. First operand 1202 states and 1644 transitions. Second operand 10 states. [2020-10-29 15:48:24,588 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:48:37,852 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 15:48:45,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:48:45,759 INFO L93 Difference]: Finished difference Result 2607 states and 3634 transitions. [2020-10-29 15:48:45,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 15:48:45,760 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-29 15:48:45,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:48:45,768 INFO L225 Difference]: With dead ends: 2607 [2020-10-29 15:48:45,769 INFO L226 Difference]: Without dead ends: 1441 [2020-10-29 15:48:45,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-10-29 15:48:45,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1441 states. [2020-10-29 15:48:45,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1441 to 1206. [2020-10-29 15:48:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1206 states. [2020-10-29 15:48:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1645 transitions. [2020-10-29 15:48:45,980 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1645 transitions. Word has length 142 [2020-10-29 15:48:45,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:48:45,981 INFO L481 AbstractCegarLoop]: Abstraction has 1206 states and 1645 transitions. [2020-10-29 15:48:45,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 15:48:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1645 transitions. [2020-10-29 15:48:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-29 15:48:45,987 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:48:45,988 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 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 15:48:45,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 15:48:45,988 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:48:45,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:48:45,989 INFO L82 PathProgramCache]: Analyzing trace with hash 915457104, now seen corresponding path program 1 times [2020-10-29 15:48:45,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:48:45,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [770331198] [2020-10-29 15:48:45,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:48:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:46,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:46,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:46,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:46,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:46,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-29 15:48:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 15:48:51,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,491 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:48:51,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:48:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:51,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 15:48:51,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:48:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:48:51,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:48:51,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:51,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:48:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:48:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:51,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:48:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 15:48:51,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:48:51,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-29 15:48:51,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:51,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-29 15:48:51,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:51,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:48:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:48:51,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 15:48:51,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:51,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:48:51,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 15:48:51,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:51,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:48:51,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:48:51,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:51,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:48:51,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:51,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:51,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:51,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:48:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:51,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:51,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:51,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:48:51,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:51,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:48:51,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:51,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 15:48:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:52,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:52,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:52,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:52,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:53,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-29 15:48:53,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 15:48:53,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1888 [2020-10-29 15:48:53,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:53,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 15:48:53,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 15:48:53,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:53,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:48:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:53,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:53,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:53,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:53,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:53,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:53,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:53,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:53,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:53,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:48:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:53,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:53,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:53,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:53,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:53,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:53,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:53,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:53,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:53,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:48:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:53,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:53,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:53,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:53,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:53,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:53,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:48:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:53,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:53,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:53,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:53,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:53,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:53,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 15:48:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 302 [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:54,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 15:48:54,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 15:48:54,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:48:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:54,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:54,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:54,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:48:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:54,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:54,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:54,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 15:48:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:54,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:54,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:54,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:54,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:48:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:48:54,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:54,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 15:48:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:48:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:48:54,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:48:54,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-29 15:48:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:48:54,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:48:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:54,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 15:48:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 15:48:54,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 15:48:54,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:54,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:54,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 15:48:54,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:48:54,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 15:48:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:48:54,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:48:54,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:54,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:48:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:54,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 15:48:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:48:54,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:48:54,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:48:54,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:48:54,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:48:54,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 15:48:54,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:48:54,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:48:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:48:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:48:54,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:48:54,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:48:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 15:48:54,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [770331198] [2020-10-29 15:48:54,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:48:54,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 15:48:54,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033543593] [2020-10-29 15:48:54,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 15:48:54,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:48:54,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 15:48:54,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 15:48:54,677 INFO L87 Difference]: Start difference. First operand 1206 states and 1645 transitions. Second operand 9 states. [2020-10-29 15:48:55,026 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:48:55,952 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 15:48:56,873 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 15:48:57,674 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 15:48:59,300 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 15:49:31,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 15:49:31,421 INFO L93 Difference]: Finished difference Result 3774 states and 5246 transitions. [2020-10-29 15:49:31,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 15:49:31,422 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 174 [2020-10-29 15:49:31,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 15:49:31,431 INFO L225 Difference]: With dead ends: 3774 [2020-10-29 15:49:31,431 INFO L226 Difference]: Without dead ends: 1486 [2020-10-29 15:49:31,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2020-10-29 15:49:31,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2020-10-29 15:49:31,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1242. [2020-10-29 15:49:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1242 states. [2020-10-29 15:49:31,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1680 transitions. [2020-10-29 15:49:31,690 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1680 transitions. Word has length 174 [2020-10-29 15:49:31,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 15:49:31,690 INFO L481 AbstractCegarLoop]: Abstraction has 1242 states and 1680 transitions. [2020-10-29 15:49:31,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 15:49:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1680 transitions. [2020-10-29 15:49:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-29 15:49:31,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 15:49:31,699 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:49:31,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 15:49:31,699 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 15:49:31,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 15:49:31,700 INFO L82 PathProgramCache]: Analyzing trace with hash 565411367, now seen corresponding path program 1 times [2020-10-29 15:49:31,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 15:49:31,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [726076719] [2020-10-29 15:49:31,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 15:49:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:31,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:31,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:32,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:34,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:36,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5067 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:49:36,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 15:49:36,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-29 15:49:36,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:37,260 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-29 15:49:37,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 15:49:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:37,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 15:49:37,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:37,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:37,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:37,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:49:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:49:37,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:49:37,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:37,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:49:37,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:37,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:37,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 15:49:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:49:37,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:49:37,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:37,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 15:49:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:49:37,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 15:49:37,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:37,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:37,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:49:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 15:49:37,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 15:49:37,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 15:49:37,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:37,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 15:49:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:37,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:37,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 15:49:37,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:37,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 15:49:37,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:37,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:37,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:38,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 15:49:38,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:38,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 15:49:38,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:38,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:38,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 15:49:38,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:38,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 15:49:38,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:38,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:38,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:49:38,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:38,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 15:49:38,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:38,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:38,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 15:49:38,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:38,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 15:49:38,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:38,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:38,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:38,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:49:38,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 15:49:38,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:38,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:49:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:49:38,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 15:49:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 15:49:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:38,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:38,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:38,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:38,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:49:38,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:38,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:38,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:38,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:38,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:38,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 15:49:38,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 15:49:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:38,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:38,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:38,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:49:38,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:38,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:49:38,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:38,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-29 15:49:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:38,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:38,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:40,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-29 15:49:41,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 15:49:41,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2719 [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 15:49:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:41,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:41,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:41,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:41,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 15:49:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:41,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:49:41,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:41,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:41,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 15:49:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:41,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 15:49:41,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:41,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:49:41,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:41,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:41,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:41,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-29 15:49:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:41,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:41,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:41,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 15:49:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:41,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:41,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:41,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 15:49:41,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 15:49:41,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 705 [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 15:49:41,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:41,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 15:49:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 15:49:42,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 15:49:42,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 15:49:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 15:49:42,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 15:49:42,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 15:49:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:49:42,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 15:49:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:42,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 15:49:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:42,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 15:49:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:42,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:42,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 15:49:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:42,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:42,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:42,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 15:49:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:42,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 15:49:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 15:49:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 15:49:42,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 15:49:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:49:42,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:49:42,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-29 15:49:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 15:49:42,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 15:49:42,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 15:49:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 15:49:42,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 15:49:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 15:49:42,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 15:49:42,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 15:49:42,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 15:49:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 15:49:42,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 15:49:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 15:49:42,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [726076719] [2020-10-29 15:49:42,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 15:49:42,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-10-29 15:49:42,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388342110] [2020-10-29 15:49:42,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 15:49:42,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 15:49:42,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 15:49:42,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=377, Unknown=0, NotChecked=0, Total=420 [2020-10-29 15:49:42,346 INFO L87 Difference]: Start difference. First operand 1242 states and 1680 transitions. Second operand 21 states. [2020-10-29 15:49:42,730 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 15:49:43,797 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-10-29 15:49:44,351 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-29 15:49:45,396 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-29 15:49:45,870 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-29 15:49:46,388 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-29 15:49:46,871 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-10-29 15:49:47,371 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-29 15:49:47,825 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-10-29 15:49:48,311 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-10-29 15:49:48,864 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 210