/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 [2020-10-14 13:58:59,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 13:58:59,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 13:58:59,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 13:58:59,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 13:58:59,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 13:58:59,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 13:58:59,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 13:58:59,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 13:58:59,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 13:58:59,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 13:58:59,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 13:58:59,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 13:58:59,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 13:58:59,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 13:58:59,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 13:58:59,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 13:58:59,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 13:58:59,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 13:58:59,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 13:58:59,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 13:58:59,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 13:58:59,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 13:58:59,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 13:58:59,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 13:58:59,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 13:58:59,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 13:58:59,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 13:59:00,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 13:59:00,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 13:59:00,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 13:59:00,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 13:59:00,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 13:59:00,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 13:59:00,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 13:59:00,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 13:59:00,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 13:59:00,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 13:59:00,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 13:59:00,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 13:59:00,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 13:59:00,010 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 [2020-10-14 13:59:00,048 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 13:59:00,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 13:59:00,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 13:59:00,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 13:59:00,051 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 13:59:00,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 13:59:00,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 13:59:00,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 13:59:00,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 13:59:00,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 13:59:00,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 13:59:00,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 13:59:00,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 13:59:00,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 13:59:00,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 13:59:00,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 13:59:00,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 13:59:00,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 13:59:00,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 13:59:00,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 13:59:00,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 13:59:00,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 13:59:00,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 13:59:00,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 13:59:00,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 13:59:00,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 13:59:00,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 13:59:00,056 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 13:59:00,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 13:59:00,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 13:59:00,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 13:59:00,367 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 13:59:00,368 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 13:59:00,368 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-10-14 13:59:00,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b392e5b/4157a6846812435ea64d449875ce673b/FLAG6fbb8fe82 [2020-10-14 13:59:01,126 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 13:59:01,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2020-10-14 13:59:01,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b392e5b/4157a6846812435ea64d449875ce673b/FLAG6fbb8fe82 [2020-10-14 13:59:01,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b392e5b/4157a6846812435ea64d449875ce673b [2020-10-14 13:59:01,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 13:59:01,288 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 13:59:01,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 13:59:01,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 13:59:01,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 13:59:01,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:59:01" (1/1) ... [2020-10-14 13:59:01,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66434035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:01, skipping insertion in model container [2020-10-14 13:59:01,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:59:01" (1/1) ... [2020-10-14 13:59:01,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 13:59:01,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 13:59:03,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 13:59:03,344 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 13:59:03,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 13:59:03,813 INFO L208 MainTranslator]: Completed translation [2020-10-14 13:59:03,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03 WrapperNode [2020-10-14 13:59:03,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 13:59:03,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 13:59:03,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 13:59:03,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 13:59:03,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:03,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:03,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:03,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:04,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:04,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:04,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (1/1) ... [2020-10-14 13:59:04,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 13:59:04,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 13:59:04,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 13:59:04,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 13:59:04,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (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 [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-14 13:59:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2020-10-14 13:59:04,195 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 13:59:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-14 13:59:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-14 13:59:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 13:59:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-14 13:59:04,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-14 13:59:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-14 13:59:04,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-14 13:59:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-14 13:59:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-14 13:59:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-14 13:59:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-14 13:59:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 13:59:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-14 13:59:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __in_dev_get_rcu [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure state [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_hard_header [2020-10-14 13:59:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_keepalive_send [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_type_trans [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_rx [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_timer [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_start [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_stop [2020-10-14 13:59:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cisco_ioctl [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-14 13:59:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-14 13:59:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_13 [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-14 13:59:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-14 13:59:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 13:59:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-14 13:59:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-14 13:59:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-14 13:59:04,210 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-14 13:59:04,211 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-14 13:59:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-14 13:59:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2020-10-14 13:59:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 13:59:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 13:59:04,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 13:59:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-14 13:59:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-14 13:59:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-14 13:59:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-14 13:59:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-14 13:59:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 13:59:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-14 13:59:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-14 13:59:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-14 13:59:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 13:59:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 13:59:04,217 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_13 [2020-10-14 13:59:04,218 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-14 13:59:04,225 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-14 13:59:04,226 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-14 13:59:04,227 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-14 13:59:04,228 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-14 13:59:04,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-14 13:59:04,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-14 13:59:04,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-14 13:59:04,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 13:59:04,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 13:59:04,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 13:59:04,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 13:59:04,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2020-10-14 13:59:04,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2020-10-14 13:59:04,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-14 13:59:04,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-14 13:59:04,231 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 13:59:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 13:59:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-14 13:59:04,234 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-14 13:59:04,235 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-14 13:59:04,237 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2020-10-14 13:59:04,237 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2020-10-14 13:59:04,237 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2020-10-14 13:59:04,237 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure __in_dev_get_rcu [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_ioctl [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure state [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_hard_header [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_keepalive_send [2020-10-14 13:59:04,238 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_type_trans [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_rx [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_timer [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_start [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure cisco_stop [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 13:59:04,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-14 13:59:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-14 13:59:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 13:59:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 13:59:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 13:59:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 13:59:04,939 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 13:59:42,813 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 13:59:42,814 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-14 13:59:42,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:59:42 BoogieIcfgContainer [2020-10-14 13:59:42,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 13:59:42,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 13:59:42,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 13:59:42,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 13:59:42,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 01:59:01" (1/3) ... [2020-10-14 13:59:42,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496b08cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:59:42, skipping insertion in model container [2020-10-14 13:59:42,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:59:03" (2/3) ... [2020-10-14 13:59:42,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496b08cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 01:59:42, skipping insertion in model container [2020-10-14 13:59:42,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:59:42" (3/3) ... [2020-10-14 13:59:42,832 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 [2020-10-14 13:59:42,844 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 13:59:42,854 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 13:59:42,869 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 13:59:42,898 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 13:59:42,899 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 13:59:42,899 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 13:59:42,899 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 13:59:42,899 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 13:59:42,899 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 13:59:42,899 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 13:59:42,899 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 13:59:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states. [2020-10-14 13:59:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-14 13:59:42,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 13:59:42,949 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] [2020-10-14 13:59:42,949 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 13:59:42,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 13:59:42,956 INFO L82 PathProgramCache]: Analyzing trace with hash -258599421, now seen corresponding path program 1 times [2020-10-14 13:59:42,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 13:59:42,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714921754] [2020-10-14 13:59:42,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 13:59:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:43,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:43,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 13:59:44,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 13:59:44,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 956 [2020-10-14 13:59:44,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 13:59:44,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-14 13:59:44,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 13:59:44,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 13:59:44,641 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 13:59:44,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:44,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 13:59:44,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 13:59:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:44,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 13:59:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:44,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:44,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 13:59:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:44,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 13:59:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:44,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 13:59:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:44,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 13:59:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 13:59:44,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:44,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 13:59:44,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 13:59:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 13:59:44,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 13:59:44,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 13:59:44,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:44,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 13:59:44,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:44,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 13:59:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:44,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:44,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:44,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:44,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:44,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:44,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:44,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:44,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 13:59:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:44,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 13:59:44,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [714921754] [2020-10-14 13:59:44,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 13:59:44,914 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 13:59:44,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522430039] [2020-10-14 13:59:44,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 13:59:44,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 13:59:44,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 13:59:44,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-14 13:59:44,937 INFO L87 Difference]: Start difference. First operand 703 states. Second operand 6 states. [2020-10-14 13:59:45,170 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 13:59:45,433 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-14 13:59:45,680 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 13:59:57,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 13:59:57,493 INFO L93 Difference]: Finished difference Result 2203 states and 3000 transitions. [2020-10-14 13:59:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 13:59:57,495 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-10-14 13:59:57,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 13:59:57,530 INFO L225 Difference]: With dead ends: 2203 [2020-10-14 13:59:57,531 INFO L226 Difference]: Without dead ends: 1490 [2020-10-14 13:59:57,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-14 13:59:57,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1490 states. [2020-10-14 13:59:57,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1490 to 1184. [2020-10-14 13:59:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-10-14 13:59:57,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1514 transitions. [2020-10-14 13:59:57,803 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1514 transitions. Word has length 68 [2020-10-14 13:59:57,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 13:59:57,804 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1514 transitions. [2020-10-14 13:59:57,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 13:59:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1514 transitions. [2020-10-14 13:59:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-14 13:59:57,810 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 13:59:57,810 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, 1, 1, 1, 1] [2020-10-14 13:59:57,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 13:59:57,811 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 13:59:57,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 13:59:57,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1157959282, now seen corresponding path program 1 times [2020-10-14 13:59:57,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 13:59:57,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [434687926] [2020-10-14 13:59:57,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 13:59:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:57,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:58,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:58,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-14 13:59:59,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 13:59:59,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1434 [2020-10-14 13:59:59,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 13:59:59,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-14 13:59:59,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 13:59:59,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,601 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 13:59:59,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:59,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 13:59:59,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 13:59:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:59,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:59,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 13:59:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:59,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 13:59:59,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 13:59:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:59,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:59,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 13:59:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:59,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:59,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 13:59:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 13:59:59,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 13:59:59,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 13:59:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 13:59:59,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 13:59:59,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 13:59:59,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 13:59:59,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:59,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 13:59:59,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 13:59:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 13:59:59,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 13:59:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 13:59:59,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 13:59:59,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 13:59:59,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 13:59:59,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 13:59:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:59,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 13:59:59,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 13:59:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 13:59:59,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 13:59:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 13:59:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 13:59:59,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 13:59:59,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 13:59:59,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 13:59:59,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 13:59:59,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 13:59:59,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 13:59:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 13:59:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 13:59:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 13:59:59,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 13:59:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 13:59:59,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [434687926] [2020-10-14 13:59:59,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 13:59:59,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 13:59:59,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423718772] [2020-10-14 13:59:59,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 13:59:59,961 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 13:59:59,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 13:59:59,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-14 13:59:59,962 INFO L87 Difference]: Start difference. First operand 1184 states and 1514 transitions. Second operand 9 states. [2020-10-14 14:00:00,145 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 14:00:00,419 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-14 14:00:00,660 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 14:00:04,687 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2020-10-14 14:00:05,026 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-14 14:00:05,274 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-14 14:00:09,346 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-14 14:00:15,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:15,869 INFO L93 Difference]: Finished difference Result 3807 states and 5014 transitions. [2020-10-14 14:00:15,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 14:00:15,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-10-14 14:00:15,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:15,887 INFO L225 Difference]: With dead ends: 3807 [2020-10-14 14:00:15,888 INFO L226 Difference]: Without dead ends: 2628 [2020-10-14 14:00:15,893 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-10-14 14:00:15,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2020-10-14 14:00:16,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 2296. [2020-10-14 14:00:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2296 states. [2020-10-14 14:00:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 2296 states and 2961 transitions. [2020-10-14 14:00:16,193 INFO L78 Accepts]: Start accepts. Automaton has 2296 states and 2961 transitions. Word has length 72 [2020-10-14 14:00:16,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:16,194 INFO L479 AbstractCegarLoop]: Abstraction has 2296 states and 2961 transitions. [2020-10-14 14:00:16,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 14:00:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2961 transitions. [2020-10-14 14:00:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-14 14:00:16,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:16,207 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, 1, 1, 1, 1] [2020-10-14 14:00:16,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 14:00:16,208 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:16,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:16,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1605942960, now seen corresponding path program 1 times [2020-10-14 14:00:16,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:16,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [549704455] [2020-10-14 14:00:16,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:16,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:16,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:18,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:19,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:19,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-14 14:00:19,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 14:00:19,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3543 [2020-10-14 14:00:19,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:19,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:19,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:19,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 226 [2020-10-14 14:00:19,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 14:00:19,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,100 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 14:00:20,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:20,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 14:00:20,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:20,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:20,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:20,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:20,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:20,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:20,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:20,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:20,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:20,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:20,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:20,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:20,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:20,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:20,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:00:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:20,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 14:00:20,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:20,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 349 [2020-10-14 14:00:20,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:20,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:20,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:20,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:20,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:20,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:20,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:20,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:20,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-14 14:00:21,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:21,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 306 [2020-10-14 14:00:21,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 14:00:21,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:21,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 369 [2020-10-14 14:00:21,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:21,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:00:21,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:21,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:21,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:21,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 14:00:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:21,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:00:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:21,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:21,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:21,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:21,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:21,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 14:00:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:21,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:21,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:21,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 14:00:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:21,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:21,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:21,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 14:00:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:00:21,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:21,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-14 14:00:21,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 14:00:21,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:21,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 14:00:21,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 14:00:21,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 14:00:21,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 14:00:21,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:21,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:21,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 14:00:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:00:21,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:00:21,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 14:00:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:21,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:21,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:21,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:21,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:21,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:21,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:21,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:21,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:21,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:21,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:21,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:21,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:21,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 14:00:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:22,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:22,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:22,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:22,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:22,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:22,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:22,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:22,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:22,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:22,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 14:00:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:22,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:22,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:22,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:00:22,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:22,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 14:00:22,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:22,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:22,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:22,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:22,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:22,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:22,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:22,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:22,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:22,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-14 14:00:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:22,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:22,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:22,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:22,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:22,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:22,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:22,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-14 14:00:22,165 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [549704455] [2020-10-14 14:00:22,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 14:00:22,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 14:00:22,166 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879247926] [2020-10-14 14:00:22,168 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 14:00:22,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:22,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 14:00:22,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-14 14:00:22,169 INFO L87 Difference]: Start difference. First operand 2296 states and 2961 transitions. Second operand 11 states. [2020-10-14 14:00:22,443 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 14:00:22,760 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-14 14:00:23,011 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-14 14:00:26,368 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-14 14:00:33,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:33,367 INFO L93 Difference]: Finished difference Result 4919 states and 6418 transitions. [2020-10-14 14:00:33,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 14:00:33,368 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 178 [2020-10-14 14:00:33,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:33,384 INFO L225 Difference]: With dead ends: 4919 [2020-10-14 14:00:33,384 INFO L226 Difference]: Without dead ends: 2647 [2020-10-14 14:00:33,391 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=123, Invalid=339, Unknown=0, NotChecked=0, Total=462 [2020-10-14 14:00:33,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2020-10-14 14:00:33,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 2321. [2020-10-14 14:00:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2321 states. [2020-10-14 14:00:33,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2321 states and 2979 transitions. [2020-10-14 14:00:33,699 INFO L78 Accepts]: Start accepts. Automaton has 2321 states and 2979 transitions. Word has length 178 [2020-10-14 14:00:33,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:33,700 INFO L479 AbstractCegarLoop]: Abstraction has 2321 states and 2979 transitions. [2020-10-14 14:00:33,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 14:00:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 2979 transitions. [2020-10-14 14:00:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 14:00:33,711 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:33,711 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 14:00:33,712 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 14:00:33,712 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:33,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:33,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1585796448, now seen corresponding path program 1 times [2020-10-14 14:00:33,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:33,717 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1836716130] [2020-10-14 14:00:33,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:33,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-14 14:00:34,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 867 [2020-10-14 14:00:34,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:34,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 160 [2020-10-14 14:00:34,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:34,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:34,892 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 14:00:34,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:34,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:34,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 14:00:34,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:34,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:34,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:34,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:34,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:34,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:34,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:34,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:34,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:34,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:34,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:34,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:34,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:34,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:34,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:34,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:34,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:34,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:34,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:34,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:34,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:34,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:34,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:34,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:34,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:34,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:34,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:34,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:34,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:34,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:35,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:35,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:35,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:35,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:35,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:35,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:35,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:35,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:35,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:35,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:35,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:35,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:35,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:35,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:35,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:35,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:35,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:35,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:35,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:35,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:35,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:35,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:35,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:35,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:35,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:35,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:35,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:35,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:35,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:00:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:35,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:35,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:35,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 14:00:35,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:35,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 831 [2020-10-14 14:00:35,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:35,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-14 14:00:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:35,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-14 14:00:36,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-14 14:00:36,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:36,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-14 14:00:36,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-14 14:00:36,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 194 [2020-10-14 14:00:36,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:36,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-14 14:00:36,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:36,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:36,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:36,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:36,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 14:00:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:36,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:36,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:00:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:36,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:36,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:36,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:36,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 14:00:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:36,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:36,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:36,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:36,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 14:00:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:36,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:36,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:36,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:36,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:36,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 14:00:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:00:36,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 14:00:36,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:36,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 14:00:36,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-14 14:00:36,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 14:00:36,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:00:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 14:00:36,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 14:00:36,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 14:00:36,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:36,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 14:00:36,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:36,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:36,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:00:36,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:36,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:36,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 14:00:36,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:36,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 14:00:36,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:36,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 14:00:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:36,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:36,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:36,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:00:37,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:00:37,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 14:00:37,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 14:00:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:37,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:37,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:00:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:37,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:37,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 14:00:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:37,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:37,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 14:00:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:37,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:37,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:00:37,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:37,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:37,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:37,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:37,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:37,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 14:00:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:00:37,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 14:00:37,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 14:00:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:37,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:37,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:00:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:37,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:37,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:37,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-14 14:00:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:37,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:37,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 14:00:37,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:37,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:37,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:37,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:37,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-14 14:00:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:37,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:37,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:37,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:37,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:37,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:37,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:37,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:37,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:37,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:37,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:37,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-14 14:00:37,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1836716130] [2020-10-14 14:00:37,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 14:00:37,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 14:00:37,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220234509] [2020-10-14 14:00:37,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 14:00:37,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:37,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 14:00:37,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-14 14:00:37,290 INFO L87 Difference]: Start difference. First operand 2321 states and 2979 transitions. Second operand 12 states. [2020-10-14 14:00:37,461 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 14:00:37,763 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-14 14:00:44,165 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-14 14:00:44,374 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-14 14:00:48,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:00:48,163 INFO L93 Difference]: Finished difference Result 4998 states and 6614 transitions. [2020-10-14 14:00:48,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 14:00:48,163 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 208 [2020-10-14 14:00:48,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:00:48,179 INFO L225 Difference]: With dead ends: 4998 [2020-10-14 14:00:48,179 INFO L226 Difference]: Without dead ends: 2701 [2020-10-14 14:00:48,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2020-10-14 14:00:48,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2701 states. [2020-10-14 14:00:48,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2701 to 2337. [2020-10-14 14:00:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2337 states. [2020-10-14 14:00:48,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2337 states and 3004 transitions. [2020-10-14 14:00:48,533 INFO L78 Accepts]: Start accepts. Automaton has 2337 states and 3004 transitions. Word has length 208 [2020-10-14 14:00:48,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:00:48,533 INFO L479 AbstractCegarLoop]: Abstraction has 2337 states and 3004 transitions. [2020-10-14 14:00:48,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 14:00:48,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 3004 transitions. [2020-10-14 14:00:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-14 14:00:48,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:00:48,545 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 14:00:48,545 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 14:00:48,545 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:00:48,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:00:48,545 INFO L82 PathProgramCache]: Analyzing trace with hash -270775285, now seen corresponding path program 1 times [2020-10-14 14:00:48,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:00:48,546 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [449210371] [2020-10-14 14:00:48,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:00:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:48,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 303 [2020-10-14 14:00:51,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2582 [2020-10-14 14:00:51,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 14:00:51,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 169 [2020-10-14 14:00:51,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 14:00:51,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,566 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-14 14:00:51,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:51,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 14:00:51,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 14:00:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 14:00:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:51,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:51,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:51,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 14:00:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:51,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:51,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 14:00:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:51,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 14:00:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:51,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 14:00:51,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 14:00:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:51,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:51,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:51,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:51,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:51,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:51,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:51,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:51,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:51,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:51,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 14:00:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:51,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:52,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:52,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 160 [2020-10-14 14:00:52,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1116 [2020-10-14 14:00:52,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:52,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 14:00:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-14 14:00:52,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 14:00:52,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:53,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:53,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:53,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 688 [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 14:00:53,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-14 14:00:53,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 14:00:53,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:53,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:53,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-14 14:00:54,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 665 [2020-10-14 14:00:54,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 14:00:54,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-14 14:00:54,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 14:00:54,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:54,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:54,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:54,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:54,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 14:00:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:54,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:54,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 14:00:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:54,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:54,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 14:00:54,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 14:00:54,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 14:00:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:54,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:54,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:54,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:54,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 14:00:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 14:00:54,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 14:00:54,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:54,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:54,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:54,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:54,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:54,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 14:00:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:54,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:54,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:54,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 14:00:54,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:54,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-14 14:00:54,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:54,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:54,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 14:00:54,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-14 14:00:54,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 14:00:54,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:55,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:55,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:55,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:55,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-14 14:00:55,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:55,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 232 [2020-10-14 14:00:55,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:55,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:55,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 14:00:55,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:55,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-14 14:00:55,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:55,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:55,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:55,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:55,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 14:00:55,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:55,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-14 14:00:55,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:55,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 14:00:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:55,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 14:00:55,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:55,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:55,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:55,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:55,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:00:55,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-14 14:00:55,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:55,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 14:00:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 14:00:55,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:55,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 14:00:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:55,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:55,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:55,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:55,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:55,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:55,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:55,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:55,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:55,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:55,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:55,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:55,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:00:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:55,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:55,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:55,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:55,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:55,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 14:00:55,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:55,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:55,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 14:00:55,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:55,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 14:00:55,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 14:00:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 14:00:56,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 14:00:56,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 14:00:56,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 14:00:56,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 14:00:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:56,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:00:56,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:56,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 14:00:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:56,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:56,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-14 14:00:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 14:00:56,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:56,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:56,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 14:00:56,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-14 14:00:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 14:00:56,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 14:00:56,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 14:00:56,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:56,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 14:00:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:56,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 14:00:56,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 14:00:56,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 14:00:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 14:00:56,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:56,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 14:00:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 14:00:56,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-14 14:00:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 14:00:56,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:56,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 14:00:56,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 14:00:56,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 14:00:56,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 14:00:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 14:00:56,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 14:00:56,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 14:00:56,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 14:00:56,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 14:00:56,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 14:00:56,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 14:00:56,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 14:00:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 14:00:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 14:00:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 14:00:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 14:00:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-14 14:00:56,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [449210371] [2020-10-14 14:00:56,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 14:00:56,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-14 14:00:56,475 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552764498] [2020-10-14 14:00:56,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-14 14:00:56,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 14:00:56,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-14 14:00:56,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2020-10-14 14:00:56,477 INFO L87 Difference]: Start difference. First operand 2337 states and 3004 transitions. Second operand 21 states. [2020-10-14 14:00:56,671 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-14 14:00:57,313 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-14 14:00:57,547 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 14:01:09,340 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-14 14:01:16,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 14:01:16,345 INFO L93 Difference]: Finished difference Result 5111 states and 6820 transitions. [2020-10-14 14:01:16,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-14 14:01:16,346 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 219 [2020-10-14 14:01:16,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 14:01:16,362 INFO L225 Difference]: With dead ends: 5111 [2020-10-14 14:01:16,362 INFO L226 Difference]: Without dead ends: 2798 [2020-10-14 14:01:16,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=160, Invalid=1100, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 14:01:16,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2020-10-14 14:01:16,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2365. [2020-10-14 14:01:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2365 states. [2020-10-14 14:01:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2365 states and 3026 transitions. [2020-10-14 14:01:16,685 INFO L78 Accepts]: Start accepts. Automaton has 2365 states and 3026 transitions. Word has length 219 [2020-10-14 14:01:16,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 14:01:16,690 INFO L479 AbstractCegarLoop]: Abstraction has 2365 states and 3026 transitions. [2020-10-14 14:01:16,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-14 14:01:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 3026 transitions. [2020-10-14 14:01:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-10-14 14:01:16,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 14:01:16,704 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] [2020-10-14 14:01:16,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 14:01:16,704 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 14:01:16,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 14:01:16,705 INFO L82 PathProgramCache]: Analyzing trace with hash -2061904828, now seen corresponding path program 1 times [2020-10-14 14:01:16,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 14:01:16,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354804202] [2020-10-14 14:01:16,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 14:01:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-14 14:01:17,108 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-14 14:01:17,108 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-14 14:01:17,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 14:01:17,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 02:01:17 BoogieIcfgContainer [2020-10-14 14:01:17,191 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 14:01:17,194 INFO L168 Benchmark]: Toolchain (without parser) took 135906.48 ms. Allocated memory was 148.4 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 96.4 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,202 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2522.95 ms. Allocated memory was 148.4 MB in the beginning and 219.7 MB in the end (delta: 71.3 MB). Free memory was 96.0 MB in the beginning and 92.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,207 INFO L168 Benchmark]: Boogie Preprocessor took 252.25 ms. Allocated memory is still 219.7 MB. Free memory was 92.6 MB in the beginning and 80.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,213 INFO L168 Benchmark]: RCFGBuilder took 38755.06 ms. Allocated memory was 219.7 MB in the beginning and 1.2 GB in the end (delta: 946.9 MB). Free memory was 80.8 MB in the beginning and 754.2 MB in the end (delta: -673.5 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,214 INFO L168 Benchmark]: TraceAbstraction took 94367.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.5 MB). Free memory was 754.2 MB in the beginning and 1.4 GB in the end (delta: -608.8 MB). Peak memory consumption was 990.1 MB. Max. memory is 7.1 GB. [2020-10-14 14:01:17,222 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2522.95 ms. Allocated memory was 148.4 MB in the beginning and 219.7 MB in the end (delta: 71.3 MB). Free memory was 96.0 MB in the beginning and 92.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 252.25 ms. Allocated memory is still 219.7 MB. Free memory was 92.6 MB in the beginning and 80.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 38755.06 ms. Allocated memory was 219.7 MB in the beginning and 1.2 GB in the end (delta: 946.9 MB). Free memory was 80.8 MB in the beginning and 754.2 MB in the end (delta: -673.5 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 94367.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.5 MB). Free memory was 754.2 MB in the beginning and 1.4 GB in the end (delta: -608.8 MB). Peak memory consumption was 990.1 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: 94.2s, OverallIterations: 6, TraceHistogramMax: 8, AutomataDifference: 70.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3907 SDtfs, 10969 SDslu, 9787 SDs, 0 SdLazy, 20581 SolverSat, 6751 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 55.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 360 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2365occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 1761 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 20.5s InterpolantComputationTime, 1025 NumberOfCodeBlocks, 1025 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 454488 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 400/408 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...