/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=0.2 --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 -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 08:35:23,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 08:35:23,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 08:35:23,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 08:35:23,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 08:35:23,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 08:35:23,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 08:35:23,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 08:35:23,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 08:35:23,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 08:35:23,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 08:35:23,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 08:35:23,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 08:35:23,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 08:35:23,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 08:35:23,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 08:35:23,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 08:35:23,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 08:35:23,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 08:35:23,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 08:35:23,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 08:35:23,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 08:35:23,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 08:35:23,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 08:35:23,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 08:35:23,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 08:35:23,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 08:35:23,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 08:35:23,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 08:35:23,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 08:35:23,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 08:35:23,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 08:35:23,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 08:35:23,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 08:35:23,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 08:35:23,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 08:35:23,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 08:35:23,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 08:35:23,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 08:35:23,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 08:35:23,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 08:35:23,890 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 [2020-10-15 08:35:23,928 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 08:35:23,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 08:35:23,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 08:35:23,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 08:35:23,932 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 08:35:23,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 08:35:23,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 08:35:23,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 08:35:23,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 08:35:23,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 08:35:23,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 08:35:23,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 08:35:23,934 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 08:35:23,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 08:35:23,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 08:35:23,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 08:35:23,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 08:35:23,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 08:35:23,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 08:35:23,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 08:35:23,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 08:35:23,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 08:35:23,939 INFO L138 SettingsManager]: * To the following directory=dump/ 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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=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=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 08:35:24,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 08:35:24,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 08:35:24,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 08:35:24,271 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 08:35:24,271 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 08:35:24,272 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-10-15 08:35:24,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51f851c2e/9e02b4693f48455ba7e3225ce70698f0/FLAG163a03216 [2020-10-15 08:35:25,141 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 08:35:25,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-10-15 08:35:25,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51f851c2e/9e02b4693f48455ba7e3225ce70698f0/FLAG163a03216 [2020-10-15 08:35:25,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51f851c2e/9e02b4693f48455ba7e3225ce70698f0 [2020-10-15 08:35:25,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 08:35:25,655 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 08:35:25,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 08:35:25,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 08:35:25,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 08:35:25,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:35:25" (1/1) ... [2020-10-15 08:35:25,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e40892e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:25, skipping insertion in model container [2020-10-15 08:35:25,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:35:25" (1/1) ... [2020-10-15 08:35:25,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 08:35:25,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 08:35:27,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 08:35:27,079 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 08:35:27,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 08:35:27,551 INFO L208 MainTranslator]: Completed translation [2020-10-15 08:35:27,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27 WrapperNode [2020-10-15 08:35:27,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 08:35:27,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 08:35:27,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 08:35:27,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 08:35:27,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (1/1) ... [2020-10-15 08:35:27,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 08:35:27,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 08:35:27,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 08:35:27,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 08:35:27,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (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 [2020-10-15 08:35:27,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 08:35:27,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 08:35:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-15 08:35:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-15 08:35:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-15 08:35:27,905 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-15 08:35:27,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-15 08:35:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-15 08:35:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-15 08:35:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2020-10-15 08:35:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2020-10-15 08:35:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-15 08:35:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-15 08:35:27,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-15 08:35:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-15 08:35:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-15 08:35:27,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-15 08:35:27,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-15 08:35:27,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-15 08:35:27,916 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-15 08:35:27,916 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-15 08:35:27,916 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-15 08:35:27,916 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-15 08:35:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-15 08:35:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-15 08:35:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2020-10-15 08:35:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 08:35:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-15 08:35:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-15 08:35:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-15 08:35:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2020-10-15 08:35:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2020-10-15 08:35:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2020-10-15 08:35:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __in_dev_get_rcu [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure state [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_hard_header [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_keepalive_send [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_type_trans [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_rx [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_timer [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_start [2020-10-15 08:35:27,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_stop [2020-10-15 08:35:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_ioctl [2020-10-15 08:35:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2020-10-15 08:35:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2020-10-15 08:35:27,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-15 08:35:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2020-10-15 08:35:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-15 08:35:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-15 08:35:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-15 08:35:27,922 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2020-10-15 08:35:27,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_13 [2020-10-15 08:35:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-15 08:35:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-15 08:35:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-15 08:35:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-15 08:35:27,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-15 08:35:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 08:35:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-15 08:35:27,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-15 08:35:27,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-15 08:35:27,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 08:35:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-15 08:35:27,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-15 08:35:27,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-15 08:35:27,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2020-10-15 08:35:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2020-10-15 08:35:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-15 08:35:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-15 08:35:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-15 08:35:27,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-15 08:35:27,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-15 08:35:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-15 08:35:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2020-10-15 08:35:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 08:35:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 08:35:27,933 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 08:35:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 08:35:27,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 08:35:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-15 08:35:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-15 08:35:27,934 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-15 08:35:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-15 08:35:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-15 08:35:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-15 08:35:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-15 08:35:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-15 08:35:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2020-10-15 08:35:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2020-10-15 08:35:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-15 08:35:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-15 08:35:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-15 08:35:27,940 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-15 08:35:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-15 08:35:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-15 08:35:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-15 08:35:27,941 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-15 08:35:27,942 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-15 08:35:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-15 08:35:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_13 [2020-10-15 08:35:27,943 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-15 08:35:27,951 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-15 08:35:27,952 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-15 08:35:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-15 08:35:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-15 08:35:27,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-15 08:35:27,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-15 08:35:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 08:35:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-15 08:35:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2020-10-15 08:35:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2020-10-15 08:35:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure __in_dev_get_rcu [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_ioctl [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure state [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_hard_header [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_keepalive_send [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_type_trans [2020-10-15 08:35:27,960 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_rx [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_timer [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_start [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_stop [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 08:35:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-15 08:35:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-15 08:35:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 08:35:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 08:35:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 08:35:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 08:35:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 08:35:28,641 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 08:36:07,357 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 08:36:07,358 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-15 08:36:07,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:07 BoogieIcfgContainer [2020-10-15 08:36:07,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 08:36:07,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 08:36:07,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 08:36:07,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 08:36:07,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:35:25" (1/3) ... [2020-10-15 08:36:07,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51af2fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:07, skipping insertion in model container [2020-10-15 08:36:07,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:35:27" (2/3) ... [2020-10-15 08:36:07,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51af2fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:07, skipping insertion in model container [2020-10-15 08:36:07,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:07" (3/3) ... [2020-10-15 08:36:07,375 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-10-15 08:36:07,387 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 08:36:07,397 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 08:36:07,414 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 08:36:07,443 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 08:36:07,443 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 08:36:07,443 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 08:36:07,444 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 08:36:07,444 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 08:36:07,444 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 08:36:07,444 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 08:36:07,444 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 08:36:07,488 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states. [2020-10-15 08:36:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-15 08:36:07,515 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:36:07,516 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:36:07,517 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:36:07,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:36:07,524 INFO L82 PathProgramCache]: Analyzing trace with hash -258599421, now seen corresponding path program 1 times [2020-10-15 08:36:07,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:36:07,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1920001793] [2020-10-15 08:36:07,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:36:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:08,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:08,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:08,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:08,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-15 08:36:08,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:36:08,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 962 [2020-10-15 08:36:08,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:08,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 08:36:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-15 08:36:08,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-15 08:36:08,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 08:36:09,242 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 08:36:09,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:09,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 08:36:09,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 08:36:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:09,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:09,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:36:09,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 08:36:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:09,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:09,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 08:36:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:09,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:09,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 08:36:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:09,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:09,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 08:36:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:09,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:09,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 08:36:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:36:09,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 08:36:09,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:09,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:09,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 08:36:09,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 08:36:09,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 08:36:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:36:09,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 08:36:09,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:09,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 08:36:09,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:09,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:09,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:09,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:09,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 08:36:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:09,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:09,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:09,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:09,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 08:36:09,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:09,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:09,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-15 08:36:09,601 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1920001793] [2020-10-15 08:36:09,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 08:36:09,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 08:36:09,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483927615] [2020-10-15 08:36:09,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 08:36:09,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 08:36:09,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 08:36:09,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-15 08:36:09,627 INFO L87 Difference]: Start difference. First operand 703 states. Second operand 9 states. [2020-10-15 08:36:09,900 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 08:36:10,209 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 08:36:10,504 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 08:36:14,820 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 174 [2020-10-15 08:36:15,129 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-15 08:36:15,418 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-15 08:36:19,921 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-15 08:36:26,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 08:36:26,377 INFO L93 Difference]: Finished difference Result 2155 states and 2904 transitions. [2020-10-15 08:36:26,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 08:36:26,379 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 68 [2020-10-15 08:36:26,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 08:36:26,413 INFO L225 Difference]: With dead ends: 2155 [2020-10-15 08:36:26,413 INFO L226 Difference]: Without dead ends: 1420 [2020-10-15 08:36:26,425 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-10-15 08:36:26,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2020-10-15 08:36:26,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1241. [2020-10-15 08:36:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1241 states. [2020-10-15 08:36:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1596 transitions. [2020-10-15 08:36:26,710 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1596 transitions. Word has length 68 [2020-10-15 08:36:26,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 08:36:26,711 INFO L479 AbstractCegarLoop]: Abstraction has 1241 states and 1596 transitions. [2020-10-15 08:36:26,711 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 08:36:26,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1596 transitions. [2020-10-15 08:36:26,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-15 08:36:26,722 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:36:26,723 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:36:26,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 08:36:26,723 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:36:26,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:36:26,724 INFO L82 PathProgramCache]: Analyzing trace with hash 45585729, now seen corresponding path program 1 times [2020-10-15 08:36:26,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:36:26,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131982983] [2020-10-15 08:36:26,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:36:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:26,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:27,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-15 08:36:29,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:36:29,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2184 [2020-10-15 08:36:29,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-15 08:36:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 153 [2020-10-15 08:36:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,283 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 08:36:29,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:29,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 08:36:29,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 08:36:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:29,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:29,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 08:36:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:29,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:29,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 08:36:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:29,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 08:36:29,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 08:36:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:29,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 08:36:29,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 08:36:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:29,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:29,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 08:36:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:36:29,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:29,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:29,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:29,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:29,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:29,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:29,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:29,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:29,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:29,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 08:36:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:29,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:29,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-15 08:36:30,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:36:30,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 523 [2020-10-15 08:36:30,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 142 [2020-10-15 08:36:30,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-15 08:36:30,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:36:30,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 375 [2020-10-15 08:36:30,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:30,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-15 08:36:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:30,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:36:30,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-15 08:36:30,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 243 [2020-10-15 08:36:30,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 08:36:30,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:30,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:30,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 08:36:30,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:30,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:30,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 08:36:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:30,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:30,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 08:36:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:36:30,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:30,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:30,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:30,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 08:36:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:30,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 08:36:30,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:30,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:30,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:30,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:30,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:30,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:30,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:30,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:30,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:30,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:30,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 08:36:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:31,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:31,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:31,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:31,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:31,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:31,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 08:36:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 08:36:31,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-15 08:36:31,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:31,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 08:36:31,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:31,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 08:36:31,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 08:36:31,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:31,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 08:36:31,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:31,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 08:36:31,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 08:36:31,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:31,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 08:36:31,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:31,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:31,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 08:36:31,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 08:36:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:36:31,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 08:36:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 08:36:31,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 08:36:31,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 08:36:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 08:36:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:36:31,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 08:36:31,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 08:36:31,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:31,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:31,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:31,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 08:36:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:31,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:31,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:36:31,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-15 08:36:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:36:31,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:31,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 08:36:31,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:31,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:31,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-15 08:36:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:31,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:31,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:31,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:31,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:31,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:31,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:31,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:31,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:36:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:31,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-15 08:36:31,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131982983] [2020-10-15 08:36:31,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 08:36:31,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 08:36:31,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576249916] [2020-10-15 08:36:31,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 08:36:31,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 08:36:31,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 08:36:31,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-15 08:36:31,693 INFO L87 Difference]: Start difference. First operand 1241 states and 1596 transitions. Second operand 12 states. [2020-10-15 08:36:31,887 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 08:36:32,214 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 08:36:32,435 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-15 08:36:32,734 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 08:36:36,705 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-15 08:36:41,456 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 08:36:41,684 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-15 08:36:43,023 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-15 08:36:43,251 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 08:36:49,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 08:36:49,210 INFO L93 Difference]: Finished difference Result 3837 states and 5109 transitions. [2020-10-15 08:36:49,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 08:36:49,210 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 174 [2020-10-15 08:36:49,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 08:36:49,228 INFO L225 Difference]: With dead ends: 3837 [2020-10-15 08:36:49,228 INFO L226 Difference]: Without dead ends: 2620 [2020-10-15 08:36:49,235 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2020-10-15 08:36:49,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2620 states. [2020-10-15 08:36:49,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2620 to 2308. [2020-10-15 08:36:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2308 states. [2020-10-15 08:36:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 2308 states and 2984 transitions. [2020-10-15 08:36:49,566 INFO L78 Accepts]: Start accepts. Automaton has 2308 states and 2984 transitions. Word has length 174 [2020-10-15 08:36:49,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 08:36:49,569 INFO L479 AbstractCegarLoop]: Abstraction has 2308 states and 2984 transitions. [2020-10-15 08:36:49,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 08:36:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2984 transitions. [2020-10-15 08:36:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-15 08:36:49,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:36:49,578 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:36:49,579 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 08:36:49,579 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:36:49,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:36:49,579 INFO L82 PathProgramCache]: Analyzing trace with hash -971694757, now seen corresponding path program 1 times [2020-10-15 08:36:49,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:36:49,580 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532493385] [2020-10-15 08:36:49,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:36:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:49,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:54,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:54,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-15 08:36:54,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:36:54,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-15 08:36:54,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:54,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:54,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 08:36:54,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-10-15 08:36:54,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 08:36:54,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,225 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 08:36:55,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:55,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 08:36:55,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 08:36:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:55,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:36:55,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 08:36:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:55,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:55,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 08:36:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:55,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:55,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 08:36:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:55,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:55,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:36:55,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 08:36:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:55,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:55,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 08:36:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:36:55,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:55,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:36:55,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:55,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:55,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:55,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:55,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:55,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:55,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:55,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:55,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:55,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:55,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:55,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 08:36:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:55,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:56,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:56,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-15 08:36:56,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:56,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 879 [2020-10-15 08:36:56,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:56,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 08:36:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-15 08:36:56,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 08:36:56,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:56,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:56,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:57,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:57,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-15 08:36:57,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:57,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 782 [2020-10-15 08:36:57,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:57,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 08:36:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-15 08:36:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 08:36:57,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:57,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:57,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-15 08:36:58,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 840 [2020-10-15 08:36:58,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 08:36:58,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-15 08:36:58,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 08:36:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:58,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:58,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:58,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:58,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 08:36:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:58,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:36:58,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 08:36:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:36:58,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:58,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:58,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:36:58,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 08:36:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:58,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:58,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:58,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:58,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 08:36:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:36:58,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:58,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:58,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:36:58,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 08:36:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-15 08:36:58,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 234 [2020-10-15 08:36:58,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 08:36:58,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 08:36:58,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 08:36:58,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:58,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:58,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-15 08:36:58,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:58,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-15 08:36:58,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:58,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:58,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 08:36:58,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:58,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 08:36:58,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:58,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:58,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 08:36:59,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-15 08:36:59,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 08:36:59,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-15 08:36:59,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 08:36:59,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-15 08:36:59,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 08:36:59,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 08:36:59,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 08:36:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:59,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:59,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 08:36:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:36:59,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 08:36:59,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:36:59,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 08:36:59,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 08:36:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 08:36:59,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 08:36:59,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:36:59,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 08:36:59,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 08:36:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:36:59,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:36:59,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 08:36:59,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:36:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:59,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:36:59,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-15 08:36:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:59,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:36:59,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:36:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-15 08:36:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:36:59,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:59,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 08:36:59,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:36:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:59,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:36:59,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:36:59,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 08:36:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:36:59,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:36:59,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:36:59,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:36:59,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:36:59,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:36:59,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:36:59,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:36:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:36:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:36:59,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:36:59,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:36:59,797 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-10-15 08:36:59,797 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532493385] [2020-10-15 08:36:59,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 08:36:59,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-15 08:36:59,799 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153567951] [2020-10-15 08:36:59,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-15 08:36:59,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 08:36:59,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-15 08:36:59,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2020-10-15 08:36:59,802 INFO L87 Difference]: Start difference. First operand 2308 states and 2984 transitions. Second operand 20 states. [2020-10-15 08:36:59,990 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 08:37:00,571 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-15 08:37:00,821 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 08:37:10,143 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-15 08:37:16,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 08:37:16,748 INFO L93 Difference]: Finished difference Result 5001 states and 6678 transitions. [2020-10-15 08:37:16,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-15 08:37:16,748 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 189 [2020-10-15 08:37:16,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 08:37:16,765 INFO L225 Difference]: With dead ends: 5001 [2020-10-15 08:37:16,766 INFO L226 Difference]: Without dead ends: 2717 [2020-10-15 08:37:16,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=140, Invalid=982, Unknown=0, NotChecked=0, Total=1122 [2020-10-15 08:37:16,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2717 states. [2020-10-15 08:37:17,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2717 to 2336. [2020-10-15 08:37:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2336 states. [2020-10-15 08:37:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 2336 states and 3006 transitions. [2020-10-15 08:37:17,049 INFO L78 Accepts]: Start accepts. Automaton has 2336 states and 3006 transitions. Word has length 189 [2020-10-15 08:37:17,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 08:37:17,049 INFO L479 AbstractCegarLoop]: Abstraction has 2336 states and 3006 transitions. [2020-10-15 08:37:17,049 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-15 08:37:17,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 3006 transitions. [2020-10-15 08:37:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-15 08:37:17,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:37:17,059 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:37:17,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 08:37:17,059 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:37:17,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:37:17,060 INFO L82 PathProgramCache]: Analyzing trace with hash 226467668, now seen corresponding path program 1 times [2020-10-15 08:37:17,060 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:37:17,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [661375785] [2020-10-15 08:37:17,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:37:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:17,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:18,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:20,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:20,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 348 [2020-10-15 08:37:20,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 08:37:20,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3538 [2020-10-15 08:37:20,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:20,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 08:37:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 326 [2020-10-15 08:37:20,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 08:37:20,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,043 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 08:37:21,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:37:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:21,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 08:37:21,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:21,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 08:37:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:21,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:37:21,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 08:37:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:21,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:21,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 08:37:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:21,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:21,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:21,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 08:37:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:21,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:21,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 08:37:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:21,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:21,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 08:37:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 08:37:21,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:21,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:37:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:21,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 08:37:21,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 08:37:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 245 [2020-10-15 08:37:21,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 209 [2020-10-15 08:37:21,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:21,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-15 08:37:21,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 190 [2020-10-15 08:37:21,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:21,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:21,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:21,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:21,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-15 08:37:21,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:21,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 185 [2020-10-15 08:37:21,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:21,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:21,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:21,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:37:22,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:22,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:22,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 08:37:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:22,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 08:37:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:37:22,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:22,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:22,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 08:37:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:37:22,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:37:22,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:22,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 08:37:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:37:22,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:22,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:22,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 08:37:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-15 08:37:22,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-15 08:37:22,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-15 08:37:22,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 08:37:22,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 08:37:22,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-15 08:37:22,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 08:37:22,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 08:37:22,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 08:37:22,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 08:37:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:22,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 08:37:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:22,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:22,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 08:37:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 08:37:22,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:37:22,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 08:37:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 08:37:22,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 08:37:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 08:37:22,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 08:37:22,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 08:37:22,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 08:37:22,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:37:22,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:37:22,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-15 08:37:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:37:22,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-15 08:37:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:37:22,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:37:22,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:37:22,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 08:37:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 08:37:22,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 08:37:22,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:22,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 08:37:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 08:37:22,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-15 08:37:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 08:37:22,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:37:22,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-15 08:37:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:22,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-15 08:37:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:37:22,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 08:37:22,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 08:37:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:22,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:22,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-15 08:37:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:22,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:22,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:22,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:22,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:22,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:22,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:22,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:22,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:23,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-15 08:37:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:23,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:23,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:23,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 08:37:23,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:23,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 08:37:23,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:23,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 08:37:23,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:23,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 08:37:23,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:37:23,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:37:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:23,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:23,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:23,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:23,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:23,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 08:37:23,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:23,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:23,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:23,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:37:23,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:23,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:23,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-15 08:37:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:37:23,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:37:23,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:37:23,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:37:23,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:37:23,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 08:37:23,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:37:23,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:37:23,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 08:37:23,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:37:23,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 08:37:23,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:37:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-15 08:37:23,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [661375785] [2020-10-15 08:37:23,198 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 08:37:23,198 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-15 08:37:23,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360807118] [2020-10-15 08:37:23,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 08:37:23,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 08:37:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 08:37:23,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-10-15 08:37:23,200 INFO L87 Difference]: Start difference. First operand 2336 states and 3006 transitions. Second operand 15 states. [2020-10-15 08:37:23,405 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 08:37:23,827 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-15 08:37:24,136 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 08:37:27,569 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-15 08:37:36,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 08:37:36,797 INFO L93 Difference]: Finished difference Result 5295 states and 7040 transitions. [2020-10-15 08:37:36,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-15 08:37:36,798 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 250 [2020-10-15 08:37:36,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 08:37:36,827 INFO L225 Difference]: With dead ends: 5295 [2020-10-15 08:37:36,828 INFO L226 Difference]: Without dead ends: 2983 [2020-10-15 08:37:36,840 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=259, Invalid=797, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 08:37:36,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2983 states. [2020-10-15 08:37:37,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2983 to 2361. [2020-10-15 08:37:37,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2361 states. [2020-10-15 08:37:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2361 states and 3024 transitions. [2020-10-15 08:37:37,366 INFO L78 Accepts]: Start accepts. Automaton has 2361 states and 3024 transitions. Word has length 250 [2020-10-15 08:37:37,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 08:37:37,369 INFO L479 AbstractCegarLoop]: Abstraction has 2361 states and 3024 transitions. [2020-10-15 08:37:37,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 08:37:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 3024 transitions. [2020-10-15 08:37:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-10-15 08:37:37,391 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:37:37,392 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:37:37,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 08:37:37,393 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:37:37,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:37:37,393 INFO L82 PathProgramCache]: Analyzing trace with hash -2061904828, now seen corresponding path program 1 times [2020-10-15 08:37:37,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:37:37,394 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [353525589] [2020-10-15 08:37:37,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:37:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 08:37:37,734 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-15 08:37:37,735 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 08:37:37,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 08:37:37,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 08:37:37 BoogieIcfgContainer [2020-10-15 08:37:37,846 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 08:37:37,848 INFO L168 Benchmark]: Toolchain (without parser) took 132192.81 ms. Allocated memory was 148.4 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 96.8 MB in the beginning and 140.0 MB in the end (delta: -43.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,849 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 123.0 MB in the beginning and 122.6 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1895.28 ms. Allocated memory was 148.4 MB in the beginning and 243.8 MB in the end (delta: 95.4 MB). Free memory was 96.8 MB in the beginning and 178.6 MB in the end (delta: -81.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,851 INFO L168 Benchmark]: Boogie Preprocessor took 267.96 ms. Allocated memory is still 243.8 MB. Free memory was 178.6 MB in the beginning and 166.0 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,852 INFO L168 Benchmark]: RCFGBuilder took 39545.56 ms. Allocated memory was 243.8 MB in the beginning and 1.1 GB in the end (delta: 808.5 MB). Free memory was 166.0 MB in the beginning and 716.8 MB in the end (delta: -550.7 MB). Peak memory consumption was 913.4 MB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,853 INFO L168 Benchmark]: TraceAbstraction took 90478.61 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 306.2 MB). Free memory was 716.8 MB in the beginning and 140.0 MB in the end (delta: 576.7 MB). Peak memory consumption was 882.9 MB. Max. memory is 7.1 GB. [2020-10-15 08:37:37,867 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 123.0 MB in the beginning and 122.6 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1895.28 ms. Allocated memory was 148.4 MB in the beginning and 243.8 MB in the end (delta: 95.4 MB). Free memory was 96.8 MB in the beginning and 178.6 MB in the end (delta: -81.8 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 267.96 ms. Allocated memory is still 243.8 MB. Free memory was 178.6 MB in the beginning and 166.0 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 39545.56 ms. Allocated memory was 243.8 MB in the beginning and 1.1 GB in the end (delta: 808.5 MB). Free memory was 166.0 MB in the beginning and 716.8 MB in the end (delta: -550.7 MB). Peak memory consumption was 913.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 90478.61 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 306.2 MB). Free memory was 716.8 MB in the beginning and 140.0 MB in the end (delta: 576.7 MB). Peak memory consumption was 882.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5543]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 5112. Possible FailurePath: [L5566] int LDV_IN_INTERRUPT = 1; [L5567] struct sk_buff *proto_group1 ; [L5568] int ldv_state_variable_0 ; [L5569] int ldv_state_variable_3 ; [L5570] int ldv_timer_state_1 = 0; [L5571] int ldv_state_variable_2 ; [L5572] struct net_device *proto_group0 ; [L5573] int ref_cnt ; [L5574] int ldv_state_variable_1 ; [L5575] struct timer_list *ldv_timer_list_1 ; [L5953-L5955] static struct hdlc_proto proto = {0, 0, & cisco_start, & cisco_stop, 0, & cisco_ioctl, & cisco_type_trans, & cisco_rx, 0, & __this_module, 0}; [L5956] static struct header_ops const cisco_header_ops = {& cisco_hard_header, 0, 0, 0, 0}; [L6067] int ldv_retval_0 ; [L6363] Element set_impl[15] ; [L6364] int last_index = 0; [L6498] Set LDV_SKBS ; [L6131] struct ifreq *ldvarg0 ; [L6132] void *tmp ; [L6133] unsigned int ldvarg1 ; [L6134] unsigned int tmp___0 ; [L6135] unsigned short ldvarg4 ; [L6136] unsigned short tmp___1 ; [L6137] struct sk_buff *ldvarg3 ; [L6138] void *tmp___2 ; [L6139] struct net_device *ldvarg5 ; [L6140] void *tmp___3 ; [L6141] void *ldvarg2 ; [L6142] void *tmp___4 ; [L6143] void *ldvarg6 ; [L6144] void *tmp___5 ; [L6145] int tmp___6 ; [L6146] int tmp___7 ; [L6147] int tmp___8 ; [L6148] int tmp___9 ; [L6150] CALL, EXPR ldv_zalloc(40UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6150] RET, EXPR ldv_zalloc(40UL) [L6150] tmp = ldv_zalloc(40UL) [L6151] ldvarg0 = (struct ifreq *)tmp [L6152] tmp___0 = __VERIFIER_nondet_uint() [L6153] ldvarg1 = tmp___0 [L6154] tmp___1 = __VERIFIER_nondet_ushort() [L6155] ldvarg4 = tmp___1 [L6156] CALL, EXPR ldv_zalloc(232UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6156] RET, EXPR ldv_zalloc(232UL) [L6156] tmp___2 = ldv_zalloc(232UL) [L6157] ldvarg3 = (struct sk_buff *)tmp___2 [L6158] CALL, EXPR ldv_zalloc(3264UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6158] RET, EXPR ldv_zalloc(3264UL) [L6158] tmp___3 = ldv_zalloc(3264UL) [L6159] ldvarg5 = (struct net_device *)tmp___3 [L6160] CALL, EXPR ldv_zalloc(1UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6160] RET, EXPR ldv_zalloc(1UL) [L6160] tmp___4 = ldv_zalloc(1UL) [L6161] ldvarg2 = tmp___4 [L6162] CALL, EXPR ldv_zalloc(1UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6162] RET, EXPR ldv_zalloc(1UL) [L6162] tmp___5 = ldv_zalloc(1UL) [L6163] ldvarg6 = tmp___5 [L6164] CALL ldv_initialize() [L6517] CALL ldv_set_init(LDV_SKBS) [L6369] set = set_impl [L6370] last_index = 0 [L6517] RET ldv_set_init(LDV_SKBS) [L6164] RET ldv_initialize() [L6165] ldv_state_variable_1 = 1 [L6166] ref_cnt = 0 [L6167] ldv_state_variable_0 = 1 [L6168] ldv_state_variable_3 = 0 [L6169] ldv_state_variable_2 = 0 [L6171] tmp___6 = __VERIFIER_nondet_int() [L6173] case 0: [L6174] COND TRUE ldv_state_variable_1 != 0 [L6175] CALL choose_timer_1(ldv_timer_list_1) [L6103] LDV_IN_INTERRUPT = 2 [L6104] EXPR timer->data [L6104] EXPR timer->function [L6104] CALL (*(timer->function))(timer->data) [L5866] struct net_device *dev ; [L5867] hdlc_device *hdlc ; [L5868] struct hdlc_device *tmp ; [L5869] struct cisco_state *st ; [L5870] struct cisco_state *tmp___0 ; [L5871] __u32 tmp___1 ; [L5872] __u32 tmp___2 ; [L5874] dev = (struct net_device *)arg [L5875] CALL, EXPR dev_to_hdlc(dev) [L5627] void *tmp ; [L5629] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5584] return ((void *)dev + 3264U); [L5629] RET, EXPR netdev_priv((struct net_device const *)dev) [L5629] tmp = netdev_priv((struct net_device const *)dev) [L5630] return ((struct hdlc_device *)tmp); [L5875] RET, EXPR dev_to_hdlc(dev) [L5875] tmp = dev_to_hdlc(dev) [L5876] hdlc = tmp [L5877] CALL, EXPR state(hdlc) [L5659] EXPR hdlc->state [L5659] return ((struct cisco_state *)hdlc->state); [L5877] RET, EXPR state(hdlc) [L5877] tmp___0 = state(hdlc) [L5878] st = tmp___0 [L5879] CALL spin_lock(& st->lock) [L5252] FCALL _raw_spin_lock(& lock->ldv_6338.rlock) [L5879] RET spin_lock(& st->lock) [L5880] EXPR st->up [L5880] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L [L5880] EXPR st->last_poll [L5880] EXPR st->settings.timeout [L5880] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L [L5880] COND FALSE !(st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L) [L5886] EXPR st->rxseq [L5886] CALL, EXPR __fswab32(st->rxseq) [L5117] __u32 tmp ; [L5119] CALL, EXPR __arch_swab32(val) [L5106] return (val); [L5119] RET, EXPR __arch_swab32(val) [L5119] tmp = __arch_swab32(val) [L5120] return (tmp); [L5886] RET, EXPR __fswab32(st->rxseq) [L5886] tmp___1 = __fswab32(st->rxseq) [L5887] EXPR st->txseq [L5887] st->txseq = st->txseq + 1U [L5888] EXPR st->txseq [L5888] CALL, EXPR __fswab32(st->txseq) [L5117] __u32 tmp ; [L5119] CALL, EXPR __arch_swab32(val) [L5106] return (val); [L5119] RET, EXPR __arch_swab32(val) [L5119] tmp = __arch_swab32(val) [L5120] return (tmp); [L5888] RET, EXPR __fswab32(st->txseq) [L5888] tmp___2 = __fswab32(st->txseq) [L5889] CALL cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5684] struct sk_buff *skb ; [L5685] struct cisco_packet *data ; [L5686] __u32 tmp ; [L5687] __u32 tmp___0 ; [L5689] CALL, EXPR ldv_dev_alloc_skb_12(22U) [L6345] struct sk_buff *tmp ; [L6347] CALL, EXPR ldv_skb_alloc() [L6501] void *skb ; [L6502] void *tmp___7 ; [L6504] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND FALSE !(tmp___0 != 0) [L5516] EXPR, FCALL calloc(1UL, size) [L5516] tmp = calloc(1UL, size) [L5517] p = tmp [L5518] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5487] COND FALSE !(!cond) [L5518] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5519] return (p); [L6504] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L6504] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6505] skb = (struct sk_buff___0 *)tmp___7 [L6506] COND FALSE !(! skb) [L6509] CALL ldv_set_add(LDV_SKBS, skb) [L6377] int i ; [L6379] i = 0 [L6380] COND TRUE 1 [L6381] COND FALSE !(i < last_index) [L6391] COND TRUE last_index < 15 [L6392] set_impl[last_index] = e [L6393] last_index = last_index + 1 [L6509] RET ldv_set_add(LDV_SKBS, skb) [L6510] return (skb); [L6347] RET, EXPR ldv_skb_alloc() [L6347] tmp = ldv_skb_alloc() [L6348] return (tmp); [L5689] RET, EXPR ldv_dev_alloc_skb_12(22U) [L5689] skb = ldv_dev_alloc_skb_12(22U) [L5690] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L5695] CALL skb_reserve(skb, 4) [L5464] EXPR skb->data [L5464] skb->data = skb->data + (unsigned long )len [L5465] EXPR skb->tail [L5465] skb->tail = skb->tail + (sk_buff_data_t )len [L5695] RET skb_reserve(skb, 4) [L5696] CALL cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5665] struct hdlc_header *data ; [L5666] __u16 tmp ; [L5668] CALL skb_push(skb, 4U) [L6676] CALL, EXPR ldv_malloc(sizeof(unsigned char)) [L5491] void *p ; [L5492] void *tmp ; [L5493] int tmp___0 ; [L5495] tmp___0 = __VERIFIER_nondet_int() [L5496] COND TRUE tmp___0 != 0 [L5497] return ((void *)0); [L6676] RET, EXPR ldv_malloc(sizeof(unsigned char)) [L6676] return ldv_malloc(sizeof(unsigned char)); [L5668] RET skb_push(skb, 4U) [L5669] EXPR skb->data [L5669] data = (struct hdlc_header *)skb->data [L5670] COND TRUE (unsigned int )type == 32821U [L5671] data->address = 143U [L5675] data->control = 0U [L5676] CALL, EXPR __fswab16((int )type) [L5112] return ((__u16 )((int )((short )((int )val << 8)) | (int )((short )((int )val >> 8)))); [L5676] RET, EXPR __fswab16((int )type) [L5676] tmp = __fswab16((int )type) [L5677] data->protocol = tmp [L5678] return (4); [L5696] RET cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5697] EXPR skb->data [L5697] data = (struct cisco_packet *)skb->data + 4U [L5698] CALL, EXPR __fswab32(type) [L5117] __u32 tmp ; [L5119] CALL, EXPR __arch_swab32(val) [L5106] return (val); [L5119] RET, EXPR __arch_swab32(val) [L5119] tmp = __arch_swab32(val) [L5120] return (tmp); [L5698] RET, EXPR __fswab32(type) [L5698] tmp = __fswab32(type) [L5699] data->type = tmp [L5700] data->par1 = par1 [L5701] data->par2 = par2 [L5702] data->rel = 65535U [L5703] CALL, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5117] __u32 tmp ; [L5119] CALL, EXPR __arch_swab32(val) [L5106] return (val); [L5119] RET, EXPR __arch_swab32(val) [L5119] tmp = __arch_swab32(val) [L5120] return (tmp); [L5703] RET, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5703] tmp___0 = __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5704] data->time = tmp___0 [L5705] CALL skb_put(skb, 18U) [L6679] EXPR arg0->data [L6679] EXPR arg0->tail [L6679] unsigned char *ret_val = arg0->data + arg0->tail; [L6680] EXPR arg0->tail [L6680] arg0->tail += arg1 [L6681] return ret_val; [L5705] RET skb_put(skb, 18U) [L5706] skb->priority = 7U [L5707] skb->dev = dev [L5708] CALL skb_reset_network_header(skb) [L5472] EXPR skb->data [L5472] EXPR skb->head [L5472] skb->network_header = (int )((__u16 )((long )skb->data)) - (int )((__u16 )((long )skb->head)) [L5708] RET skb_reset_network_header(skb) [L5709] CALL dev_queue_xmit(skb) [L6632] return __VERIFIER_nondet_int(); [L5709] RET dev_queue_xmit(skb) [L5889] RET cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5890] CALL spin_unlock(& st->lock) [L5259] FCALL _raw_spin_unlock(& lock->ldv_6338.rlock) [L5890] RET spin_unlock(& st->lock) [L5891] EXPR st->settings.interval [L5891] st->timer.expires = (unsigned long )(st->settings.interval * 250U) + (unsigned long )jiffies [L5892] st->timer.function = & cisco_timer [L5893] st->timer.data = arg [L5894] FCALL add_timer(& st->timer) [L6104] RET (*(timer->function))(timer->data) [L6105] LDV_IN_INTERRUPT = 1 [L6106] ldv_timer_state_1 = 2 [L6175] RET choose_timer_1(ldv_timer_list_1) [L6171] tmp___6 = __VERIFIER_nondet_int() [L6173] case 0: [L6179] case 1: [L6180] COND TRUE ldv_state_variable_0 != 0 [L6181] tmp___7 = __VERIFIER_nondet_int() [L6183] case 0: [L6191] case 1: [L6192] COND TRUE ldv_state_variable_0 == 1 [L6193] CALL, EXPR mod_init() [L6056] FCALL register_hdlc_protocol(& proto) [L6057] return (0); [L6193] RET, EXPR mod_init() [L6193] ldv_retval_0 = mod_init() [L6194] COND TRUE ldv_retval_0 == 0 [L6195] ldv_state_variable_0 = 3 [L6196] ldv_state_variable_2 = 1 [L6197] ldv_state_variable_3 = 1 [L6198] CALL ldv_initialize_hdlc_proto_3() [L6090] void *tmp ; [L6091] void *tmp___0 ; [L6093] CALL, EXPR ldv_zalloc(232UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6093] RET, EXPR ldv_zalloc(232UL) [L6093] tmp = ldv_zalloc(232UL) [L6094] proto_group1 = (struct sk_buff *)tmp [L6095] CALL, EXPR ldv_zalloc(3264UL) [L5508] void *p ; [L5509] void *tmp ; [L5510] int tmp___0 ; [L5512] tmp___0 = __VERIFIER_nondet_int() [L5513] COND TRUE tmp___0 != 0 [L5514] return ((void *)0); [L6095] RET, EXPR ldv_zalloc(3264UL) [L6095] tmp___0 = ldv_zalloc(3264UL) [L6096] proto_group0 = (struct net_device *)tmp___0 [L6198] RET ldv_initialize_hdlc_proto_3() [L6201] COND FALSE !(ldv_retval_0 != 0) [L6171] tmp___6 = __VERIFIER_nondet_int() [L6173] case 0: [L6179] case 1: [L6180] COND TRUE ldv_state_variable_0 != 0 [L6181] tmp___7 = __VERIFIER_nondet_int() [L6183] case 0: [L6184] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6185] CALL mod_exit() [L6063] FCALL unregister_hdlc_protocol(& proto) [L6185] RET mod_exit() [L6186] ldv_state_variable_0 = 2 [L6304] CALL ldv_check_final_state() [L6568] int tmp___7 ; [L6570] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L6459] return (last_index == 0); [L6570] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6570] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6571] COND FALSE !(\read(tmp___7)) [L6573] CALL ldv_error() [L5543] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 116 procedures, 800 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 90.3s, OverallIterations: 5, TraceHistogramMax: 8, AutomataDifference: 64.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3192 SDtfs, 10274 SDslu, 9731 SDs, 0 SdLazy, 20691 SolverSat, 6330 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 48.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 583 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2361occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 1494 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 22.4s InterpolantComputationTime, 961 NumberOfCodeBlocks, 961 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 677 ConstructedInterpolants, 0 QuantifiedInterpolants, 436217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 290/290 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...