/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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 18:17:04,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 18:17:04,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 18:17:04,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 18:17:04,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 18:17:04,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 18:17:04,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 18:17:04,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 18:17:04,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 18:17:04,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 18:17:04,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 18:17:04,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 18:17:04,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 18:17:04,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 18:17:04,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 18:17:04,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 18:17:04,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 18:17:04,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 18:17:04,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 18:17:04,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 18:17:04,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 18:17:04,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 18:17:04,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 18:17:04,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 18:17:04,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 18:17:04,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 18:17:04,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 18:17:04,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 18:17:04,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 18:17:04,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 18:17:04,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 18:17:04,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 18:17:04,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 18:17:04,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 18:17:04,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 18:17:04,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 18:17:04,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 18:17:04,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 18:17:04,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 18:17:04,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 18:17:04,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 18:17:04,349 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 18:17:04,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 18:17:04,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 18:17:04,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 18:17:04,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 18:17:04,381 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 18:17:04,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 18:17:04,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 18:17:04,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 18:17:04,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 18:17:04,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 18:17:04,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 18:17:04,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 18:17:04,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 18:17:04,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 18:17:04,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 18:17:04,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 18:17:04,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 18:17:04,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 18:17:04,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 18:17:04,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 18:17:04,385 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 18:17:04,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 18:17:04,385 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 18:17:04,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 18:17:04,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 18:17:04,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 18:17:04,820 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 18:17:04,821 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 18:17:04,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2020-10-29 18:17:04,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fdeed505f/7fbf0a0d81ae40fc929c9dbddf16d130/FLAGcb637ce66 [2020-10-29 18:17:05,970 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 18:17:05,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2020-10-29 18:17:06,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fdeed505f/7fbf0a0d81ae40fc929c9dbddf16d130/FLAGcb637ce66 [2020-10-29 18:17:06,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fdeed505f/7fbf0a0d81ae40fc929c9dbddf16d130 [2020-10-29 18:17:06,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 18:17:06,398 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 18:17:06,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 18:17:06,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 18:17:06,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 18:17:06,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:17:06" (1/1) ... [2020-10-29 18:17:06,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a931c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:06, skipping insertion in model container [2020-10-29 18:17:06,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:17:06" (1/1) ... [2020-10-29 18:17:06,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 18:17:06,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 18:17:08,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:17:08,283 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 18:17:08,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:17:09,099 INFO L208 MainTranslator]: Completed translation [2020-10-29 18:17:09,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09 WrapperNode [2020-10-29 18:17:09,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 18:17:09,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 18:17:09,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 18:17:09,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 18:17:09,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (1/1) ... [2020-10-29 18:17:09,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 18:17:09,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 18:17:09,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 18:17:09,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 18:17:09,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (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 18:17:09,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 18:17:09,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 18:17:09,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-29 18:17:09,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 18:17:09,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 18:17:09,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-29 18:17:09,566 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 18:17:09,566 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-29 18:17:09,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-29 18:17:09,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-29 18:17:09,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-29 18:17:09,567 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2020-10-29 18:17:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-29 18:17:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 18:17:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 18:17:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 18:17:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 18:17:09,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 18:17:09,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 18:17:09,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 18:17:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 18:17:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 18:17:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-29 18:17:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2020-10-29 18:17:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_attr_size [2020-10-29 18:17:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2020-10-29 18:17:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2020-10-29 18:17:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2020-10-29 18:17:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2020-10-29 18:17:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_hold [2020-10-29 18:17:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2020-10-29 18:17:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_prv [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_reserve [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_destructor [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_skb_set_owner [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_create_echo_skb [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dlc2len [2020-10-29 18:17:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure can_len2dlc [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_update_spt [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_calc_bittiming [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fixup_bittiming [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_bittiming [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_flush_echo_skb [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2020-10-29 18:17:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2020-10-29 18:17:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2020-10-29 18:17:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure can_restart [2020-10-29 18:17:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure can_restart_now [2020-10-29 18:17:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2020-10-29 18:17:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure can_setup [2020-10-29 18:17:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2020-10-29 18:17:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_canfd_skb [2020-10-29 18:17:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2020-10-29 18:17:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2020-10-29 18:17:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-10-29 18:17:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2020-10-29 18:17:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2020-10-29 18:17:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-10-29 18:17:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure can_changelink [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_size [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fill_info [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_xstats_size [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fill_xstats [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure can_newlink [2020-10-29 18:17:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_candev_priv [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dev_init [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dev_exit [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-29 18:17:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-29 18:17:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-29 18:17:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-29 18:17:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-29 18:17:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-29 18:17:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2020-10-29 18:17:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-29 18:17:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-29 18:17:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2020-10-29 18:17:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-29 18:17:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 18:17:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-29 18:17:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-29 18:17:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_14 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_15 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2020-10-29 18:17:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_18 [2020-10-29 18:17:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2020-10-29 18:17:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_20 [2020-10-29 18:17:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_21 [2020-10-29 18:17:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_22 [2020-10-29 18:17:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_23 [2020-10-29 18:17:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2020-10-29 18:17:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_25 [2020-10-29 18:17:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_27 [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notifier_info_to_dev [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_release [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier [2020-10-29 18:17:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier_init [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_notifier_exit [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_35 [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_36 [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_37 [2020-10-29 18:17:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_38 [2020-10-29 18:17:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_41 [2020-10-29 18:17:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_42 [2020-10-29 18:17:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-29 18:17:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-29 18:17:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-29 18:17:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-29 18:17:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-29 18:17:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-29 18:17:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-29 18:17:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-29 18:17:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 18:17:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __devres_alloc [2020-10-29 18:17:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-29 18:17:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-29 18:17:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-29 18:17:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure devres_add [2020-10-29 18:17:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2020-10-29 18:17:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-29 18:17:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_4 [2020-10-29 18:17:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2020-10-29 18:17:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_blink_oneshot [2020-10-29 18:17:09,663 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_event [2020-10-29 18:17:09,663 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_register_simple [2020-10-29 18:17:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_rename_static [2020-10-29 18:17:09,668 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_unregister_simple [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-29 18:17:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2020-10-29 18:17:09,670 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 18:17:09,670 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-29 18:17:09,670 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice_notifier [2020-10-29 18:17:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2020-10-29 18:17:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_register [2020-10-29 18:17:09,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_free [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 18:17:09,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 18:17:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 18:17:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 18:17:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 18:17:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-29 18:17:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-29 18:17:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-29 18:17:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-29 18:17:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_23 [2020-10-29 18:17:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_27 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2020-10-29 18:17:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_14 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_18 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_21 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_15 [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2020-10-29 18:17:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_25 [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-29 18:17:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 18:17:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-29 18:17:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-29 18:17:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_20 [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_22 [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-29 18:17:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier_init [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier_exit [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure can_dlc2len [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure can_len2dlc [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure safe_candev_priv [2020-10-29 18:17:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2020-10-29 18:17:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-10-29 18:17:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2020-10-29 18:17:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2020-10-29 18:17:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2020-10-29 18:17:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure can_restart_now [2020-10-29 18:17:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2020-10-29 18:17:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_canfd_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2020-10-29 18:17:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure nla_attr_size [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 18:17:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2020-10-29 18:17:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_register [2020-10-29 18:17:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2020-10-29 18:17:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure sock_hold [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure sk_free [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_prv [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_reserve [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_destructor [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_skb_set_owner [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_create_echo_skb [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_update_spt [2020-10-29 18:17:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure can_calc_bittiming [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_fixup_bittiming [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_bittiming [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_flush_echo_skb [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_restart [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_setup [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure can_changelink [2020-10-29 18:17:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_size [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_fill_info [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_xstats_size [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_fill_xstats [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_newlink [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_dev_init [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure can_dev_exit [2020-10-29 18:17:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_4 [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure __devres_alloc [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure devres_add [2020-10-29 18:17:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_36 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_37 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_38 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_41 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_42 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_35 [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice_notifier [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notifier_info_to_dev [2020-10-29 18:17:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_register_simple [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_unregister_simple [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_event [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_blink_oneshot [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_rename_static [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_release [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_notifier [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-29 18:17:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-29 18:17:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 18:17:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 18:17:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 18:17:11,024 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 18:17:19,851 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 18:17:19,851 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 18:17:19,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:17:19 BoogieIcfgContainer [2020-10-29 18:17:19,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 18:17:19,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 18:17:19,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 18:17:19,866 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 18:17:19,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 06:17:06" (1/3) ... [2020-10-29 18:17:19,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d994c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:17:19, skipping insertion in model container [2020-10-29 18:17:19,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:17:09" (2/3) ... [2020-10-29 18:17:19,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d994c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:17:19, skipping insertion in model container [2020-10-29 18:17:19,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:17:19" (3/3) ... [2020-10-29 18:17:19,872 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--can-dev.ko-entry_point.cil.out.i [2020-10-29 18:17:19,885 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 18:17:19,893 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 18:17:19,908 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 18:17:19,956 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 18:17:19,956 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 18:17:19,956 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 18:17:19,956 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 18:17:19,956 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 18:17:19,956 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 18:17:19,956 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 18:17:19,956 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 18:17:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states. [2020-10-29 18:17:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 18:17:20,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:17:20,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:17:20,043 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:17:20,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:17:20,051 INFO L82 PathProgramCache]: Analyzing trace with hash 2035637874, now seen corresponding path program 1 times [2020-10-29 18:17:20,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:17:20,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [699856998] [2020-10-29 18:17:20,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:17:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:20,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:22,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:25,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:25,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 18:17:25,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:17:25,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 18:17:25,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:25,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 18:17:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 18:17:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-29 18:17:25,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 18:17:28,713 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 634 [2020-10-29 18:17:28,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:17:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:28,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:28,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:28,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:28,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:17:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:17:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:17:29,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:17:29,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:17:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:17:29,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:17:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:17:29,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:17:29,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:17:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:17:29,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:17:29,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 18:17:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:29,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 18:17:29,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:17:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:17:29,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 18:17:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 18:17:29,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 18:17:29,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:17:29,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 18:17:29,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:17:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:29,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:17:29,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:17:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:17:29,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 18:17:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:17:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:17:29,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:17:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:29,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:17:29,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:17:29,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:17:29,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 18:17:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:17:29,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:17:29,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:17:29,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:17:29,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:17:29,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:17:29,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:17:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 18:17:29,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [699856998] [2020-10-29 18:17:29,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:17:29,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 18:17:29,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537901413] [2020-10-29 18:17:29,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 18:17:29,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:17:29,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 18:17:29,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-29 18:17:29,448 INFO L87 Difference]: Start difference. First operand 1138 states. Second operand 10 states. [2020-10-29 18:17:32,151 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 637 [2020-10-29 18:17:35,698 WARN L193 SmtUtils]: Spent 2.58 s on a formula simplification that was a NOOP. DAG size: 639 [2020-10-29 18:17:38,474 WARN L193 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 636 [2020-10-29 18:17:47,413 WARN L193 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 644 DAG size of output: 642 [2020-10-29 18:17:50,150 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 642 [2020-10-29 18:17:52,788 WARN L193 SmtUtils]: Spent 2.56 s on a formula simplification that was a NOOP. DAG size: 642 [2020-10-29 18:18:13,835 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 644 [2020-10-29 18:18:24,129 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 641 [2020-10-29 18:18:51,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:18:51,804 INFO L93 Difference]: Finished difference Result 3123 states and 4460 transitions. [2020-10-29 18:18:51,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-29 18:18:51,807 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2020-10-29 18:18:51,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:18:51,850 INFO L225 Difference]: With dead ends: 3123 [2020-10-29 18:18:51,850 INFO L226 Difference]: Without dead ends: 2198 [2020-10-29 18:18:51,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 26.9s TimeCoverageRelationStatistics Valid=216, Invalid=596, Unknown=0, NotChecked=0, Total=812 [2020-10-29 18:18:51,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2198 states. [2020-10-29 18:18:52,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2198 to 1735. [2020-10-29 18:18:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2020-10-29 18:18:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2346 transitions. [2020-10-29 18:18:52,640 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2346 transitions. Word has length 60 [2020-10-29 18:18:52,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:18:52,642 INFO L481 AbstractCegarLoop]: Abstraction has 1735 states and 2346 transitions. [2020-10-29 18:18:52,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 18:18:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2346 transitions. [2020-10-29 18:18:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-29 18:18:52,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:18:52,668 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2020-10-29 18:18:52,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 18:18:52,669 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:18:52,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:18:52,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1526474846, now seen corresponding path program 1 times [2020-10-29 18:18:52,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:18:52,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2041490659] [2020-10-29 18:18:52,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:18:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:18:52,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:18:53,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:18:53,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:18:58,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:18:58,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5593 [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:18:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 18:18:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 183 [2020-10-29 18:18:58,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:01,047 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 634 [2020-10-29 18:19:01,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:19:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:01,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:01,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:01,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-29 18:19:01,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:01,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:01,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:01,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:01,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:01,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:01,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:19:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:01,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:19:01,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:01,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:19:01,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:01,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:01,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:01,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:01,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:19:01,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:19:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:01,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:19:01,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:01,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:01,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:19:01,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:19:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:01,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:01,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:01,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:01,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:01,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:01,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:01,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:01,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:01,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:19:01,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 18:19:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:01,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:01,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:01,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:01,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:01,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:01,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:01,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:01,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:01,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:01,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 18:19:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:01,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:01,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:02,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:02,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-29 18:19:02,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:19:02,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 658 [2020-10-29 18:19:02,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:02,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:02,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:19:02,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:02,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-29 18:19:02,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:02,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 18:19:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:02,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:02,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:02,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:02,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-29 18:19:02,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:19:02,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 523 [2020-10-29 18:19:02,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:02,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:02,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:02,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-29 18:19:02,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:02,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:02,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:02,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 18:19:03,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-29 18:19:03,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-29 18:19:03,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:03,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:03,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:03,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:19:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:19:03,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:19:03,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:03,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:03,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 18:19:03,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 18:19:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:03,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:03,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 18:19:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 18:19:03,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:19:03,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:03,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:19:03,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:03,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:03,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:03,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 18:19:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-29 18:19:03,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 163 [2020-10-29 18:19:03,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 18:19:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 18:19:03,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 18:19:03,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 18:19:03,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:03,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 18:19:03,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 18:19:03,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 18:19:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:03,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:03,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:03,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 18:19:03,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:03,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 18:19:03,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:03,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:19:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 18:19:03,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:03,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:03,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:03,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:19:04,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 18:19:04,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 18:19:04,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:19:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 18:19:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 18:19:04,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:19:04,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 18:19:04,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 18:19:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 18:19:04,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:19:04,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 18:19:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:19:04,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:19:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 18:19:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:19:04,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:19:04,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-29 18:19:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 18:19:04,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 18:19:04,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 18:19:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 18:19:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:19:04,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:19:04,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:19:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:04,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-29 18:19:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:04,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:19:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-29 18:19:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 18:19:04,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:19:04,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 18:19:04,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:19:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:19:04,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 18:19:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 18:19:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:19:04,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:19:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:19:04,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:19:04,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:19:04,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-29 18:19:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:19:04,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:19:04,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:19:04,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:19:04,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:19:04,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:19:04,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:19:04,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:19:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:19:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:19:04,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:19:04,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:19:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-29 18:19:04,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2041490659] [2020-10-29 18:19:04,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:19:04,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-29 18:19:04,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127694547] [2020-10-29 18:19:04,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 18:19:04,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:19:04,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 18:19:04,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-10-29 18:19:04,552 INFO L87 Difference]: Start difference. First operand 1735 states and 2346 transitions. Second operand 15 states. [2020-10-29 18:19:07,103 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 637 [2020-10-29 18:19:10,972 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 639 [2020-10-29 18:19:13,745 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 644 [2020-10-29 18:19:16,480 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 636 [2020-10-29 18:19:23,160 WARN L193 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 642 [2020-10-29 18:19:49,185 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 644 [2020-10-29 18:19:51,856 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 644 [2020-10-29 18:20:25,848 WARN L193 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 642 [2020-10-29 18:20:28,730 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 642 [2020-10-29 18:20:37,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:20:37,928 INFO L93 Difference]: Finished difference Result 6423 states and 9282 transitions. [2020-10-29 18:20:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-29 18:20:37,929 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 191 [2020-10-29 18:20:37,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:20:37,963 INFO L225 Difference]: With dead ends: 6423 [2020-10-29 18:20:37,963 INFO L226 Difference]: Without dead ends: 4709 [2020-10-29 18:20:37,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 27.6s TimeCoverageRelationStatistics Valid=394, Invalid=1166, Unknown=0, NotChecked=0, Total=1560 [2020-10-29 18:20:37,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4709 states. [2020-10-29 18:20:38,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4709 to 3362. [2020-10-29 18:20:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3362 states. [2020-10-29 18:20:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4588 transitions. [2020-10-29 18:20:38,906 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4588 transitions. Word has length 191 [2020-10-29 18:20:38,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:20:38,907 INFO L481 AbstractCegarLoop]: Abstraction has 3362 states and 4588 transitions. [2020-10-29 18:20:38,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 18:20:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4588 transitions. [2020-10-29 18:20:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-10-29 18:20:38,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:20:38,921 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:20:38,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 18:20:38,922 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:20:38,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:20:38,922 INFO L82 PathProgramCache]: Analyzing trace with hash 790896370, now seen corresponding path program 1 times [2020-10-29 18:20:38,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:20:38,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689170131] [2020-10-29 18:20:38,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:20:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:39,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:40,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:45,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:45,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 290 [2020-10-29 18:20:45,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 18:20:45,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6547 [2020-10-29 18:20:45,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:45,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 18:20:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-29 18:20:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 18:20:45,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:20:48,523 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 634 [2020-10-29 18:20:48,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:20:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:48,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:48,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:48,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:48,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:48,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 208 [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:48,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:48,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:20:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:48,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:48,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:48,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:20:48,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:48,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:20:48,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:48,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:48,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:48,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:48,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:48,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:48,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:20:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:48,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:48,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:48,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:20:48,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:48,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:20:48,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:48,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:48,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:20:48,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:20:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:48,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:48,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:48,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:48,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:48,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:48,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 18:20:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:48,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:48,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:48,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:48,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:48,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:20:48,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:48,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:48,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:48,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 18:20:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:49,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking...