./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 07:19:41,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 07:19:41,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 07:19:42,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 07:19:42,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 07:19:42,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 07:19:42,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 07:19:42,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 07:19:42,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 07:19:42,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 07:19:42,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 07:19:42,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 07:19:42,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 07:19:42,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 07:19:42,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 07:19:42,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 07:19:42,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 07:19:42,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 07:19:42,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 07:19:42,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 07:19:42,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 07:19:42,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 07:19:42,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 07:19:42,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 07:19:42,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 07:19:42,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 07:19:42,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 07:19:42,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 07:19:42,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 07:19:42,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 07:19:42,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 07:19:42,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 07:19:42,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 07:19:42,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 07:19:42,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 07:19:42,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 07:19:42,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 07:19:42,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 07:19:42,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 07:19:42,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 07:19:42,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 07:19:42,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 07:19:42,112 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 07:19:42,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 07:19:42,115 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 07:19:42,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 07:19:42,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 07:19:42,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 07:19:42,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 07:19:42,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 07:19:42,117 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 07:19:42,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 07:19:42,118 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 07:19:42,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 07:19:42,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 07:19:42,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 07:19:42,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 07:19:42,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 07:19:42,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 07:19:42,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 07:19:42,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 07:19:42,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 07:19:42,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 07:19:42,121 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 07:19:42,121 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 07:19:42,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 07:19:42,122 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 07:19:42,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 122a5b8aee7ffa57666a2e715c82a40e311ca1508198b017217f9a7278ea61c3 [2021-12-18 07:19:42,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 07:19:42,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 07:19:42,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 07:19:42,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 07:19:42,314 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 07:19:42,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-12-18 07:19:42,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f926b50/e74c08d0f0084b279e7210eee2b9cb1d/FLAGb52a56160 [2021-12-18 07:19:43,293 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 07:19:43,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-12-18 07:19:43,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f926b50/e74c08d0f0084b279e7210eee2b9cb1d/FLAGb52a56160 [2021-12-18 07:19:43,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f926b50/e74c08d0f0084b279e7210eee2b9cb1d [2021-12-18 07:19:43,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 07:19:43,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 07:19:43,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 07:19:43,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 07:19:43,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 07:19:43,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:19:43" (1/1) ... [2021-12-18 07:19:43,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91b8749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:43, skipping insertion in model container [2021-12-18 07:19:43,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:19:43" (1/1) ... [2021-12-18 07:19:43,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 07:19:43,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 07:19:49,510 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2021-12-18 07:19:49,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 07:19:49,780 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 07:19:50,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i[692349,692362] [2021-12-18 07:19:50,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 07:19:50,646 INFO L208 MainTranslator]: Completed translation [2021-12-18 07:19:50,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50 WrapperNode [2021-12-18 07:19:50,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 07:19:50,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 07:19:50,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 07:19:50,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 07:19:50,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:50,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,140 INFO L137 Inliner]: procedures = 760, calls = 11021, calls flagged for inlining = 280, calls inlined = 248, statements flattened = 18275 [2021-12-18 07:19:51,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 07:19:51,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 07:19:51,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 07:19:51,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 07:19:51,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 07:19:51,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 07:19:51,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 07:19:51,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 07:19:51,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (1/1) ... [2021-12-18 07:19:51,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 07:19:51,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 07:19:51,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 07:19:51,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 07:19:51,920 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mac_event_disconnected [2021-12-18 07:19:51,920 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mac_event_disconnected [2021-12-18 07:19:51,920 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-18 07:19:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-18 07:19:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-18 07:19:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 07:19:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 07:19:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_access [2021-12-18 07:19:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_access [2021-12-18 07:19:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-12-18 07:19:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-12-18 07:19:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-18 07:19:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-18 07:19:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 07:19:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 07:19:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 07:19:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 07:19:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_channel [2021-12-18 07:19:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_channel [2021-12-18 07:19:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mesh [2021-12-18 07:19:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mesh [2021-12-18 07:19:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-18 07:19:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-18 07:19:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-18 07:19:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-18 07:19:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-18 07:19:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-18 07:19:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_scan [2021-12-18 07:19:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_scan [2021-12-18 07:19:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-12-18 07:19:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-12-18 07:19:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-18 07:19:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-18 07:19:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_lbs_private [2021-12-18 07:19:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_lbs_private [2021-12-18 07:19:51,924 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ps_confirm_sleep [2021-12-18 07:19:51,924 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ps_confirm_sleep [2021-12-18 07:19:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2021-12-18 07:19:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2021-12-18 07:19:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_free [2021-12-18 07:19:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_free [2021-12-18 07:19:51,925 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 07:19:51,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 07:19:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_host_sleep_cfg [2021-12-18 07:19:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_host_sleep_cfg [2021-12-18 07:19:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-18 07:19:51,926 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-18 07:19:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 07:19:51,926 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 07:19:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 07:19:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 07:19:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 07:19:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 07:19:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 07:19:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 07:19:51,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 07:19:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-18 07:19:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_key_material [2021-12-18 07:19:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_key_material [2021-12-18 07:19:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd_async [2021-12-18 07:19:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd_async [2021-12-18 07:19:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_wep_keys [2021-12-18 07:19:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_wep_keys [2021-12-18 07:19:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 07:19:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 07:19:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 07:19:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_auth_to_authtype [2021-12-18 07:19:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_auth_to_authtype [2021-12-18 07:19:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-18 07:19:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-18 07:19:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-18 07:19:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-18 07:19:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 07:19:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 07:19:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 07:19:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 07:19:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_eth_stop [2021-12-18 07:19:51,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_eth_stop [2021-12-18 07:19:51,931 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-18 07:19:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-18 07:19:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_free_adapter [2021-12-18 07:19:51,932 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_free_adapter [2021-12-18 07:19:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 07:19:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 07:19:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_iface_active [2021-12-18 07:19:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_iface_active [2021-12-18 07:19:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure _internal_start_scan [2021-12-18 07:19:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure _internal_start_scan [2021-12-18 07:19:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_ps_mode [2021-12-18 07:19:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_ps_mode [2021-12-18 07:19:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 07:19:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 07:19:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure add_ie_rates [2021-12-18 07:19:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure add_ie_rates [2021-12-18 07:19:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 07:19:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_mesh [2021-12-18 07:19:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_mesh [2021-12-18 07:19:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_ethtool_get_eeprom_len [2021-12-18 07:19:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_ethtool_get_eeprom_len [2021-12-18 07:19:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-18 07:19:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-18 07:19:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cmd_async [2021-12-18 07:19:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cmd_async [2021-12-18 07:19:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_activated [2021-12-18 07:19:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_activated [2021-12-18 07:19:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 07:19:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_complete_command [2021-12-18 07:19:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_complete_command [2021-12-18 07:19:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-12-18 07:19:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-12-18 07:19:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-18 07:19:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-18 07:19:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 07:19:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 07:19:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 07:19:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mcast_worker [2021-12-18 07:19:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mcast_worker [2021-12-18 07:19:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-18 07:19:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-18 07:19:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-18 07:19:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-18 07:19:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-18 07:19:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-18 07:19:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-12-18 07:19:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-12-18 07:19:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_disconnect [2021-12-18 07:19:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_disconnect [2021-12-18 07:19:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-18 07:19:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-18 07:19:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-18 07:19:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-18 07:19:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 07:19:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-18 07:19:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-18 07:19:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-18 07:19:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-18 07:19:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 07:19:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_stop [2021-12-18 07:19:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_stop [2021-12-18 07:19:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_dev_open [2021-12-18 07:19:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_dev_open [2021-12-18 07:19:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_wep_keys [2021-12-18 07:19:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_wep_keys [2021-12-18 07:19:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_complete_command [2021-12-18 07:19:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_complete_command [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-12-18 07:19:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 07:19:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-18 07:19:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-18 07:19:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 07:19:51,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 07:19:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 07:19:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 07:19:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_snmp_mib [2021-12-18 07:19:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_snmp_mib [2021-12-18 07:19:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_update_mcast [2021-12-18 07:19:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_update_mcast [2021-12-18 07:19:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_11d_domain_info [2021-12-18 07:19:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_11d_domain_info [2021-12-18 07:19:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 07:19:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 07:19:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 07:19:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 07:19:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_rates [2021-12-18 07:19:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_rates [2021-12-18 07:19:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-18 07:19:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-18 07:19:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-18 07:19:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-18 07:19:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_iface_type [2021-12-18 07:19:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_iface_type [2021-12-18 07:19:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_control [2021-12-18 07:19:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_control [2021-12-18 07:19:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-18 07:19:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-18 07:19:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 07:19:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 07:19:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_resume [2021-12-18 07:19:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_resume [2021-12-18 07:19:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_add_key [2021-12-18 07:19:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_add_key [2021-12-18 07:19:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 07:19:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 07:19:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_dev_open [2021-12-18 07:19:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_dev_open [2021-12-18 07:19:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_mesh_channel [2021-12-18 07:19:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_mesh_channel [2021-12-18 07:19:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_leave_ibss [2021-12-18 07:19:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_leave_ibss [2021-12-18 07:19:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-18 07:19:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 07:19:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_worker [2021-12-18 07:19:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_worker [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-18 07:19:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-18 07:19:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_get_channel [2021-12-18 07:19:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_get_channel [2021-12-18 07:19:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 07:19:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 07:19:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 07:19:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 07:19:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_suspend [2021-12-18 07:19:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_suspend [2021-12-18 07:19:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 07:19:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 07:19:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 07:19:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 07:19:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 07:19:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 07:19:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_multicast_list [2021-12-18 07:19:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_multicast_list [2021-12-18 07:19:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-18 07:19:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-18 07:19:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_monitor_channel [2021-12-18 07:19:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_monitor_channel [2021-12-18 07:19:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-12-18 07:19:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-12-18 07:19:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 07:19:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 07:19:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_bss [2021-12-18 07:19:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_bss [2021-12-18 07:19:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 07:19:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 07:19:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_thread [2021-12-18 07:19:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_thread [2021-12-18 07:19:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_scan_done [2021-12-18 07:19:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_scan_done [2021-12-18 07:19:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 07:19:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 07:19:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure eth_broadcast_addr [2021-12-18 07:19:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_broadcast_addr [2021-12-18 07:19:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-18 07:19:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-18 07:19:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-18 07:19:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-18 07:19:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-12-18 07:19:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-12-18 07:19:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-18 07:19:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-18 07:19:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2021-12-18 07:19:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2021-12-18 07:19:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-18 07:19:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-18 07:19:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 07:19:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2021-12-18 07:19:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2021-12-18 07:19:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 07:19:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 07:19:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_deep_sleep [2021-12-18 07:19:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_deep_sleep [2021-12-18 07:19:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_change_intf [2021-12-18 07:19:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_change_intf [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex [2021-12-18 07:19:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 07:19:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-12-18 07:19:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_setup_firmware [2021-12-18 07:19:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_setup_firmware [2021-12-18 07:19:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_del_key [2021-12-18 07:19:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_del_key [2021-12-18 07:19:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2021-12-18 07:19:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2021-12-18 07:19:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 07:19:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-18 07:19:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-18 07:19:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config [2021-12-18 07:19:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config [2021-12-18 07:19:51,990 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 07:19:51,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 07:19:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-18 07:19:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-18 07:19:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-18 07:19:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-18 07:19:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-18 07:19:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-18 07:19:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_monitor_mode [2021-12-18 07:19:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_monitor_mode [2021-12-18 07:19:51,991 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_ibss [2021-12-18 07:19:51,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_ibss [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___1 [2021-12-18 07:19:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___1 [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2021-12-18 07:19:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 07:19:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-12-18 07:19:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_bss_get_ie [2021-12-18 07:19:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_bss_get_ie [2021-12-18 07:19:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 07:19:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 07:19:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cmd [2021-12-18 07:19:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cmd [2021-12-18 07:19:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_command_queue_empty [2021-12-18 07:19:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_command_queue_empty [2021-12-18 07:19:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-12-18 07:19:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-12-18 07:19:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_set_default_key [2021-12-18 07:19:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_set_default_key [2021-12-18 07:19:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_enable_rsn [2021-12-18 07:19:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_enable_rsn [2021-12-18 07:19:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_process_event [2021-12-18 07:19:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_process_event [2021-12-18 07:19:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 07:19:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 07:19:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-18 07:19:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-18 07:19:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_send_mic_failureevent [2021-12-18 07:19:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_send_mic_failureevent [2021-12-18 07:19:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-18 07:19:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 07:19:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_join_post [2021-12-18 07:19:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_join_post [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 07:19:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-18 07:19:51,995 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-18 07:19:51,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 07:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_stop_iface [2021-12-18 07:19:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_stop_iface [2021-12-18 07:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-18 07:19:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-18 07:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 07:19:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 07:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_radio [2021-12-18 07:19:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_radio [2021-12-18 07:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_debugfs_write [2021-12-18 07:19:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_debugfs_write [2021-12-18 07:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_mcast_addrs [2021-12-18 07:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_mcast_addrs [2021-12-18 07:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_start_iface [2021-12-18 07:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_start_iface [2021-12-18 07:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-18 07:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-18 07:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_mac_address [2021-12-18 07:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_mac_address [2021-12-18 07:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-18 07:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-18 07:19:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure mesh_get_default_parameters [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mesh_get_default_parameters [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___3 [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___3 [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_deb_hex___0 [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_deb_hex___0 [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_add_ssid_tlv [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_add_ssid_tlv [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_17 [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_17 [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_hard_start_xmit [2021-12-18 07:19:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_hard_start_xmit [2021-12-18 07:19:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_mesh_config_send [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_mesh_config_send [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_mesh_config_send [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_mesh_config_send [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure __lbs_cleanup_and_insert_cmd [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbs_cleanup_and_insert_cmd [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_set_host_sleep [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_set_host_sleep [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_cfg_get_station [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_cfg_get_station [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_lbs_private [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_lbs_private [2021-12-18 07:19:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-18 07:19:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-18 07:19:53,253 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 07:19:53,259 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 07:19:53,545 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 07:25:22,696 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 07:25:22,731 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 07:25:22,731 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 07:25:22,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:25:22 BoogieIcfgContainer [2021-12-18 07:25:22,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 07:25:22,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 07:25:22,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 07:25:22,746 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 07:25:22,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 07:19:43" (1/3) ... [2021-12-18 07:25:22,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36534e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:25:22, skipping insertion in model container [2021-12-18 07:25:22,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:50" (2/3) ... [2021-12-18 07:25:22,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36534e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:25:22, skipping insertion in model container [2021-12-18 07:25:22,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:25:22" (3/3) ... [2021-12-18 07:25:22,750 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--libertas--libertas.ko-entry_point.cil.out.i [2021-12-18 07:25:22,760 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 07:25:22,761 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 07:25:22,832 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 07:25:22,850 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 07:25:22,850 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 07:25:22,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 5457 states, 4070 states have (on average 1.394840294840295) internal successors, (5677), 4174 states have internal predecessors, (5677), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) [2021-12-18 07:25:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-18 07:25:22,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:25:22,956 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-12-18 07:25:22,957 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:25:22,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:25:22,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1664010501, now seen corresponding path program 1 times [2021-12-18 07:25:22,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:25:22,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733266969] [2021-12-18 07:25:22,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:25:22,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:25:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:25:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:25:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:25:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:25:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:25:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:25:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:25:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:25:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:25:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:25:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-18 07:25:24,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:25:24,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733266969] [2021-12-18 07:25:24,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733266969] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:25:24,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:25:24,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 07:25:24,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042624516] [2021-12-18 07:25:24,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:25:24,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 07:25:24,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:25:24,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 07:25:24,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 07:25:24,441 INFO L87 Difference]: Start difference. First operand has 5457 states, 4070 states have (on average 1.394840294840295) internal successors, (5677), 4174 states have internal predecessors, (5677), 1200 states have call successors, (1200), 186 states have call predecessors, (1200), 185 states have return successors, (1179), 1158 states have call predecessors, (1179), 1179 states have call successors, (1179) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 07:25:26,773 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:28,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:35,641 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:37,661 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:39,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:41,051 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:43,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:45,100 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:46,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:48,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:51,437 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:57,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:58,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:25:58,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:25:58,644 INFO L93 Difference]: Finished difference Result 11638 states and 17544 transitions. [2021-12-18 07:25:58,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 07:25:58,647 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2021-12-18 07:25:58,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:25:58,724 INFO L225 Difference]: With dead ends: 11638 [2021-12-18 07:25:58,724 INFO L226 Difference]: Without dead ends: 6152 [2021-12-18 07:25:58,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:25:58,773 INFO L933 BasicCegarLoop]: 7567 mSDtfsCounter, 4482 mSDsluCounter, 7023 mSDsCounter, 0 mSdLazyCounter, 4468 mSolverCounterSat, 3392 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4588 SdHoareTripleChecker+Valid, 14590 SdHoareTripleChecker+Invalid, 7867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3392 IncrementalHoareTripleChecker+Valid, 4468 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.5s IncrementalHoareTripleChecker+Time [2021-12-18 07:25:58,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4588 Valid, 14590 Invalid, 7867 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3392 Valid, 4468 Invalid, 7 Unknown, 0 Unchecked, 33.5s Time] [2021-12-18 07:25:58,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2021-12-18 07:25:59,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 5423. [2021-12-18 07:25:59,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5423 states, 4059 states have (on average 1.388519339738852) internal successors, (5636), 4140 states have internal predecessors, (5636), 1179 states have call successors, (1179), 185 states have call predecessors, (1179), 184 states have return successors, (1173), 1152 states have call predecessors, (1173), 1173 states have call successors, (1173) [2021-12-18 07:25:59,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 5423 states and 7988 transitions. [2021-12-18 07:25:59,212 INFO L78 Accepts]: Start accepts. Automaton has 5423 states and 7988 transitions. Word has length 75 [2021-12-18 07:25:59,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:25:59,213 INFO L470 AbstractCegarLoop]: Abstraction has 5423 states and 7988 transitions. [2021-12-18 07:25:59,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 07:25:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 5423 states and 7988 transitions. [2021-12-18 07:25:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-18 07:25:59,221 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:25:59,222 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-12-18 07:25:59,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 07:25:59,222 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:25:59,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:25:59,223 INFO L85 PathProgramCache]: Analyzing trace with hash -746187647, now seen corresponding path program 1 times [2021-12-18 07:25:59,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:25:59,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776049233] [2021-12-18 07:25:59,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:25:59,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:25:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:26:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:26:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:26:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:26:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:26:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:26:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-18 07:26:00,425 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:26:00,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776049233] [2021-12-18 07:26:00,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776049233] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:26:00,428 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:26:00,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:26:00,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122095163] [2021-12-18 07:26:00,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:26:00,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:26:00,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:26:00,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:26:00,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:26:00,431 INFO L87 Difference]: Start difference. First operand 5423 states and 7988 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 07:26:02,162 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:04,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:06,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:08,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:18,658 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:21,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:27,158 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:29,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:39,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:40,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:42,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:26:47,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:26:47,828 INFO L93 Difference]: Finished difference Result 17554 states and 26280 transitions. [2021-12-18 07:26:47,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 07:26:47,829 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 75 [2021-12-18 07:26:47,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:26:47,894 INFO L225 Difference]: With dead ends: 17554 [2021-12-18 07:26:47,894 INFO L226 Difference]: Without dead ends: 12145 [2021-12-18 07:26:47,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 07:26:47,916 INFO L933 BasicCegarLoop]: 8447 mSDtfsCounter, 14791 mSDsluCounter, 17494 mSDsCounter, 0 mSdLazyCounter, 10806 mSolverCounterSat, 7193 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15584 SdHoareTripleChecker+Valid, 25941 SdHoareTripleChecker+Invalid, 18006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 7193 IncrementalHoareTripleChecker+Valid, 10806 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.1s IncrementalHoareTripleChecker+Time [2021-12-18 07:26:47,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15584 Valid, 25941 Invalid, 18006 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [7193 Valid, 10806 Invalid, 7 Unknown, 0 Unchecked, 46.1s Time] [2021-12-18 07:26:47,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12145 states. [2021-12-18 07:26:48,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12145 to 10703. [2021-12-18 07:26:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10703 states, 8023 states have (on average 1.3910008724915868) internal successors, (11160), 8182 states have internal predecessors, (11160), 2311 states have call successors, (2311), 368 states have call predecessors, (2311), 368 states have return successors, (2309), 2263 states have call predecessors, (2309), 2305 states have call successors, (2309) [2021-12-18 07:26:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10703 states to 10703 states and 15780 transitions. [2021-12-18 07:26:48,308 INFO L78 Accepts]: Start accepts. Automaton has 10703 states and 15780 transitions. Word has length 75 [2021-12-18 07:26:48,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:26:48,309 INFO L470 AbstractCegarLoop]: Abstraction has 10703 states and 15780 transitions. [2021-12-18 07:26:48,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-18 07:26:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 10703 states and 15780 transitions. [2021-12-18 07:26:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-12-18 07:26:48,314 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:26:48,314 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2021-12-18 07:26:48,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 07:26:48,314 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:26:48,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:26:48,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1057485044, now seen corresponding path program 1 times [2021-12-18 07:26:48,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:26:48,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998118015] [2021-12-18 07:26:48,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:26:48,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:26:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:26:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:26:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:26:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:48,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:26:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:49,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:26:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:49,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:26:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:49,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:26:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:26:49,162 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-18 07:26:49,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:26:49,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998118015] [2021-12-18 07:26:49,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998118015] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:26:49,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:26:49,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 07:26:49,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074008420] [2021-12-18 07:26:49,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:26:49,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 07:26:49,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:26:49,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 07:26:49,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-18 07:26:49,165 INFO L87 Difference]: Start difference. First operand 10703 states and 15780 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-12-18 07:26:51,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:03,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:05,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:06,676 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:08,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:10,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:15,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:23,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:27,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:30,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:27:30,577 INFO L93 Difference]: Finished difference Result 22830 states and 34066 transitions. [2021-12-18 07:27:30,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 07:27:30,579 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 80 [2021-12-18 07:27:30,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:27:30,677 INFO L225 Difference]: With dead ends: 22830 [2021-12-18 07:27:30,677 INFO L226 Difference]: Without dead ends: 12141 [2021-12-18 07:27:30,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-12-18 07:27:30,729 INFO L933 BasicCegarLoop]: 9010 mSDtfsCounter, 13412 mSDsluCounter, 15860 mSDsCounter, 0 mSdLazyCounter, 7637 mSolverCounterSat, 4981 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14107 SdHoareTripleChecker+Valid, 24870 SdHoareTripleChecker+Invalid, 12624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4981 IncrementalHoareTripleChecker+Valid, 7637 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.6s IncrementalHoareTripleChecker+Time [2021-12-18 07:27:30,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14107 Valid, 24870 Invalid, 12624 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4981 Valid, 7637 Invalid, 6 Unknown, 0 Unchecked, 40.6s Time] [2021-12-18 07:27:30,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12141 states. [2021-12-18 07:27:31,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12141 to 10703. [2021-12-18 07:27:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10703 states, 8023 states have (on average 1.3907515891811044) internal successors, (11158), 8182 states have internal predecessors, (11158), 2311 states have call successors, (2311), 368 states have call predecessors, (2311), 368 states have return successors, (2309), 2263 states have call predecessors, (2309), 2305 states have call successors, (2309) [2021-12-18 07:27:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10703 states to 10703 states and 15778 transitions. [2021-12-18 07:27:31,365 INFO L78 Accepts]: Start accepts. Automaton has 10703 states and 15778 transitions. Word has length 80 [2021-12-18 07:27:31,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:27:31,366 INFO L470 AbstractCegarLoop]: Abstraction has 10703 states and 15778 transitions. [2021-12-18 07:27:31,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2021-12-18 07:27:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 10703 states and 15778 transitions. [2021-12-18 07:27:31,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-12-18 07:27:31,385 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:27:31,386 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-18 07:27:31,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 07:27:31,386 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:27:31,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:27:31,387 INFO L85 PathProgramCache]: Analyzing trace with hash 510666893, now seen corresponding path program 1 times [2021-12-18 07:27:31,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:27:31,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814011527] [2021-12-18 07:27:31,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:27:31,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:27:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:27:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:27:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:27:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:27:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:27:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:27:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:27:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:27:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 07:27:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 07:27:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 07:27:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 07:27:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 07:27:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-18 07:27:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-18 07:27:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 07:27:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-18 07:27:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:27:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-18 07:27:32,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:27:32,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814011527] [2021-12-18 07:27:32,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814011527] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:27:32,236 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:27:32,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:27:32,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866873861] [2021-12-18 07:27:32,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:27:32,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:27:32,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:27:32,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:27:32,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:27:32,238 INFO L87 Difference]: Start difference. First operand 10703 states and 15778 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-18 07:27:33,604 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:35,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:42,213 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:43,280 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:50,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:53,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:55,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:27:58,374 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:00,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:05,307 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:07,332 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:14,629 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:16,660 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:19,271 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:20,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:21,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:28:21,073 INFO L93 Difference]: Finished difference Result 34638 states and 51987 transitions. [2021-12-18 07:28:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 07:28:21,074 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 167 [2021-12-18 07:28:21,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:28:21,232 INFO L225 Difference]: With dead ends: 34638 [2021-12-18 07:28:21,232 INFO L226 Difference]: Without dead ends: 23949 [2021-12-18 07:28:21,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 07:28:21,291 INFO L933 BasicCegarLoop]: 8569 mSDtfsCounter, 16139 mSDsluCounter, 14180 mSDsCounter, 0 mSdLazyCounter, 8409 mSolverCounterSat, 7601 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16894 SdHoareTripleChecker+Valid, 22749 SdHoareTripleChecker+Invalid, 16020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7601 IncrementalHoareTripleChecker+Valid, 8409 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.9s IncrementalHoareTripleChecker+Time [2021-12-18 07:28:21,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16894 Valid, 22749 Invalid, 16020 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7601 Valid, 8409 Invalid, 10 Unknown, 0 Unchecked, 47.9s Time] [2021-12-18 07:28:21,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23949 states. [2021-12-18 07:28:22,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23949 to 21645. [2021-12-18 07:28:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21645 states, 16228 states have (on average 1.3892654670939117) internal successors, (22545), 16559 states have internal predecessors, (22545), 4639 states have call successors, (4639), 722 states have call predecessors, (4639), 777 states have return successors, (4911), 4599 states have call predecessors, (4911), 4633 states have call successors, (4911) [2021-12-18 07:28:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21645 states to 21645 states and 32095 transitions. [2021-12-18 07:28:22,298 INFO L78 Accepts]: Start accepts. Automaton has 21645 states and 32095 transitions. Word has length 167 [2021-12-18 07:28:22,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:28:22,298 INFO L470 AbstractCegarLoop]: Abstraction has 21645 states and 32095 transitions. [2021-12-18 07:28:22,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-18 07:28:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21645 states and 32095 transitions. [2021-12-18 07:28:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-12-18 07:28:22,313 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:28:22,313 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2021-12-18 07:28:22,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 07:28:22,313 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:28:22,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:28:22,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1514811788, now seen corresponding path program 1 times [2021-12-18 07:28:22,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:28:22,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005913176] [2021-12-18 07:28:22,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:28:22,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:28:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:22,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:28:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:28:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:28:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-18 07:28:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:23,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-18 07:28:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 07:28:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 07:28:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-18 07:28:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 07:28:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-18 07:28:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-18 07:28:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:28:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-12-18 07:28:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 07:28:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-12-18 07:28:23,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:28:23,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005913176] [2021-12-18 07:28:23,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005913176] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:28:23,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:28:23,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:28:23,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847634521] [2021-12-18 07:28:23,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:28:23,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:28:23,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:28:23,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:28:23,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:28:23,331 INFO L87 Difference]: Start difference. First operand 21645 states and 32095 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-18 07:28:24,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:26,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:31,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:33,252 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:35,282 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:39,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:42,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:48,456 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:49,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:28:49,027 INFO L93 Difference]: Finished difference Result 45012 states and 67388 transitions. [2021-12-18 07:28:49,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 07:28:49,027 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 204 [2021-12-18 07:28:49,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:28:49,190 INFO L225 Difference]: With dead ends: 45012 [2021-12-18 07:28:49,190 INFO L226 Difference]: Without dead ends: 23381 [2021-12-18 07:28:49,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-18 07:28:49,597 INFO L933 BasicCegarLoop]: 7368 mSDtfsCounter, 11821 mSDsluCounter, 6844 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 4353 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12503 SdHoareTripleChecker+Valid, 14212 SdHoareTripleChecker+Invalid, 8852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4353 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2021-12-18 07:28:49,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12503 Valid, 14212 Invalid, 8852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4353 Valid, 4493 Invalid, 6 Unknown, 0 Unchecked, 24.8s Time] [2021-12-18 07:28:49,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23381 states. [2021-12-18 07:28:50,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23381 to 21167. [2021-12-18 07:28:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21167 states, 15860 states have (on average 1.3870744010088272) internal successors, (21999), 16189 states have internal predecessors, (21999), 4537 states have call successors, (4537), 716 states have call predecessors, (4537), 769 states have return successors, (4789), 4497 states have call predecessors, (4789), 4531 states have call successors, (4789) [2021-12-18 07:28:50,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21167 states to 21167 states and 31325 transitions. [2021-12-18 07:28:50,343 INFO L78 Accepts]: Start accepts. Automaton has 21167 states and 31325 transitions. Word has length 204 [2021-12-18 07:28:50,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:28:50,344 INFO L470 AbstractCegarLoop]: Abstraction has 21167 states and 31325 transitions. [2021-12-18 07:28:50,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-18 07:28:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21167 states and 31325 transitions. [2021-12-18 07:28:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-12-18 07:28:50,371 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:28:50,371 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 07:28:50,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 07:28:50,372 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:28:50,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:28:50,372 INFO L85 PathProgramCache]: Analyzing trace with hash -99857965, now seen corresponding path program 1 times [2021-12-18 07:28:50,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:28:50,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523360222] [2021-12-18 07:28:50,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:28:50,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:28:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:28:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:28:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:50,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:28:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-18 07:28:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:28:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:28:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-18 07:28:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:28:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 07:28:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 07:28:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 07:28:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:28:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:28:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 07:28:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 07:28:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 07:28:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-18 07:28:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-18 07:28:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-18 07:28:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 07:28:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-18 07:28:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-18 07:28:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-18 07:28:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-18 07:28:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 07:28:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:28:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-12-18 07:28:51,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:28:51,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523360222] [2021-12-18 07:28:51,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523360222] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:28:51,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:28:51,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-18 07:28:51,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519517536] [2021-12-18 07:28:51,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:28:51,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 07:28:51,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:28:51,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 07:28:51,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-12-18 07:28:51,722 INFO L87 Difference]: Start difference. First operand 21167 states and 31325 transitions. Second operand has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 07:28:53,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:55,942 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:28:58,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:05,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:08,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:19,463 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:21,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:30,876 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:32,697 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:34,710 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:41,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:29:41,092 INFO L93 Difference]: Finished difference Result 48763 states and 72909 transitions. [2021-12-18 07:29:41,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 07:29:41,107 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 314 [2021-12-18 07:29:41,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:29:41,316 INFO L225 Difference]: With dead ends: 48763 [2021-12-18 07:29:41,316 INFO L226 Difference]: Without dead ends: 27610 [2021-12-18 07:29:41,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2021-12-18 07:29:41,408 INFO L933 BasicCegarLoop]: 10502 mSDtfsCounter, 14301 mSDsluCounter, 25245 mSDsCounter, 0 mSdLazyCounter, 15532 mSolverCounterSat, 6533 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15461 SdHoareTripleChecker+Valid, 35747 SdHoareTripleChecker+Invalid, 22072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6533 IncrementalHoareTripleChecker+Valid, 15532 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.8s IncrementalHoareTripleChecker+Time [2021-12-18 07:29:41,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15461 Valid, 35747 Invalid, 22072 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6533 Valid, 15532 Invalid, 7 Unknown, 0 Unchecked, 47.8s Time] [2021-12-18 07:29:41,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27610 states. [2021-12-18 07:29:42,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27610 to 24416. [2021-12-18 07:29:42,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24416 states, 18288 states have (on average 1.3858814523184602) internal successors, (25345), 18666 states have internal predecessors, (25345), 5212 states have call successors, (5212), 868 states have call predecessors, (5212), 915 states have return successors, (5430), 5151 states have call predecessors, (5430), 5206 states have call successors, (5430) [2021-12-18 07:29:42,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24416 states to 24416 states and 35987 transitions. [2021-12-18 07:29:42,608 INFO L78 Accepts]: Start accepts. Automaton has 24416 states and 35987 transitions. Word has length 314 [2021-12-18 07:29:42,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:29:42,608 INFO L470 AbstractCegarLoop]: Abstraction has 24416 states and 35987 transitions. [2021-12-18 07:29:42,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.333333333333332) internal successors, (165), 3 states have internal predecessors, (165), 2 states have call successors, (36), 8 states have call predecessors, (36), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 07:29:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 24416 states and 35987 transitions. [2021-12-18 07:29:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2021-12-18 07:29:42,628 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:29:42,629 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 2, 2, 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] [2021-12-18 07:29:42,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 07:29:42,629 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:29:42,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:29:42,630 INFO L85 PathProgramCache]: Analyzing trace with hash 291574025, now seen corresponding path program 1 times [2021-12-18 07:29:42,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:29:42,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481046171] [2021-12-18 07:29:42,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:29:42,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:29:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:29:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:29:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:29:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:29:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:43,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:29:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:29:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:29:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:29:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:29:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:29:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:29:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:29:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:29:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:29:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:29:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:29:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:29:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:29:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:29:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:29:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:29:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:29:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:29:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:44,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:29:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:29:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:29:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:29:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:29:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:29:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:29:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:29:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:29:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 07:29:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:29:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-12-18 07:29:45,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:29:45,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481046171] [2021-12-18 07:29:45,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481046171] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:29:45,323 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:29:45,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:29:45,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431095599] [2021-12-18 07:29:45,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:29:45,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:29:45,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:29:45,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:29:45,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:29:45,325 INFO L87 Difference]: Start difference. First operand 24416 states and 35987 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:29:47,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:52,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:55,842 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:29:57,891 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:01,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:02,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:30:02,606 INFO L93 Difference]: Finished difference Result 27107 states and 40775 transitions. [2021-12-18 07:30:02,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 07:30:02,606 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 530 [2021-12-18 07:30:02,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:30:02,754 INFO L225 Difference]: With dead ends: 27107 [2021-12-18 07:30:02,754 INFO L226 Difference]: Without dead ends: 27104 [2021-12-18 07:30:02,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 07:30:02,785 INFO L933 BasicCegarLoop]: 7370 mSDtfsCounter, 13290 mSDsluCounter, 4018 mSDsCounter, 0 mSdLazyCounter, 2712 mSolverCounterSat, 5846 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13979 SdHoareTripleChecker+Valid, 11388 SdHoareTripleChecker+Invalid, 8562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5846 IncrementalHoareTripleChecker+Valid, 2712 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2021-12-18 07:30:02,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13979 Valid, 11388 Invalid, 8562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5846 Valid, 2712 Invalid, 4 Unknown, 0 Unchecked, 16.6s Time] [2021-12-18 07:30:02,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27104 states. [2021-12-18 07:30:03,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27104 to 24446. [2021-12-18 07:30:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24446 states, 18314 states have (on average 1.3857704488369553) internal successors, (25379), 18690 states have internal predecessors, (25379), 5208 states have call successors, (5208), 876 states have call predecessors, (5208), 923 states have return successors, (5427), 5149 states have call predecessors, (5427), 5203 states have call successors, (5427) [2021-12-18 07:30:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24446 states to 24446 states and 36014 transitions. [2021-12-18 07:30:04,030 INFO L78 Accepts]: Start accepts. Automaton has 24446 states and 36014 transitions. Word has length 530 [2021-12-18 07:30:04,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:30:04,032 INFO L470 AbstractCegarLoop]: Abstraction has 24446 states and 36014 transitions. [2021-12-18 07:30:04,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:30:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24446 states and 36014 transitions. [2021-12-18 07:30:04,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-12-18 07:30:04,057 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:30:04,057 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 2, 2, 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] [2021-12-18 07:30:04,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 07:30:04,058 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:30:04,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:30:04,058 INFO L85 PathProgramCache]: Analyzing trace with hash 446861566, now seen corresponding path program 1 times [2021-12-18 07:30:04,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:30:04,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215170339] [2021-12-18 07:30:04,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:30:04,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:30:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:04,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:30:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:30:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:30:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:30:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:30:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:30:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:30:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:30:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:30:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:30:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:30:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:30:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:30:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:30:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:30:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:30:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:30:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:30:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:30:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:30:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:30:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:30:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:30:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:30:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:30:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:30:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:05,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:30:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:30:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:30:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:30:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 07:30:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-12-18 07:30:06,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:30:06,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215170339] [2021-12-18 07:30:06,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215170339] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:30:06,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:30:06,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:30:06,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714285705] [2021-12-18 07:30:06,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:30:06,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:30:06,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:30:06,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:30:06,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:30:06,171 INFO L87 Difference]: Start difference. First operand 24446 states and 36014 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:30:08,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:10,445 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:15,353 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:17,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:22,093 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:23,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:25,770 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:27,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:30,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:33,871 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:35,883 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:37,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:30:37,147 INFO L93 Difference]: Finished difference Result 27083 states and 40746 transitions. [2021-12-18 07:30:37,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 07:30:37,148 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 531 [2021-12-18 07:30:37,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:30:37,321 INFO L225 Difference]: With dead ends: 27083 [2021-12-18 07:30:37,321 INFO L226 Difference]: Without dead ends: 27080 [2021-12-18 07:30:37,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-18 07:30:37,354 INFO L933 BasicCegarLoop]: 7362 mSDtfsCounter, 11746 mSDsluCounter, 6835 mSDsCounter, 0 mSdLazyCounter, 4487 mSolverCounterSat, 4352 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12430 SdHoareTripleChecker+Valid, 14197 SdHoareTripleChecker+Invalid, 8849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4352 IncrementalHoareTripleChecker+Valid, 4487 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2021-12-18 07:30:37,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12430 Valid, 14197 Invalid, 8849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4352 Valid, 4487 Invalid, 10 Unknown, 0 Unchecked, 30.1s Time] [2021-12-18 07:30:37,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27080 states. [2021-12-18 07:30:38,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27080 to 24445. [2021-12-18 07:30:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24445 states, 18314 states have (on average 1.3857158458010266) internal successors, (25378), 18689 states have internal predecessors, (25378), 5207 states have call successors, (5207), 876 states have call predecessors, (5207), 923 states have return successors, (5427), 5149 states have call predecessors, (5427), 5203 states have call successors, (5427) [2021-12-18 07:30:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24445 states to 24445 states and 36012 transitions. [2021-12-18 07:30:38,346 INFO L78 Accepts]: Start accepts. Automaton has 24445 states and 36012 transitions. Word has length 531 [2021-12-18 07:30:38,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:30:38,347 INFO L470 AbstractCegarLoop]: Abstraction has 24445 states and 36012 transitions. [2021-12-18 07:30:38,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:30:38,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24445 states and 36012 transitions. [2021-12-18 07:30:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-12-18 07:30:38,363 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:30:38,363 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 2, 2, 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] [2021-12-18 07:30:38,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 07:30:38,364 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:30:38,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:30:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash 965812908, now seen corresponding path program 1 times [2021-12-18 07:30:38,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:30:38,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353869145] [2021-12-18 07:30:38,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:30:38,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:30:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:30:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:30:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:30:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:30:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:30:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:30:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:30:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:30:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:30:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:30:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:30:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:30:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:30:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:30:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:30:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:30:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:30:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:30:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:30:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:30:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:30:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:30:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:30:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:30:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:30:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:39,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:30:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:30:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:30:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:30:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:30:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:30:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:30:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 07:30:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:30:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-12-18 07:30:40,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:30:40,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353869145] [2021-12-18 07:30:40,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353869145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:30:40,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:30:40,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:30:40,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894705468] [2021-12-18 07:30:40,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:30:40,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:30:40,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:30:40,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:30:40,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:30:40,239 INFO L87 Difference]: Start difference. First operand 24445 states and 36012 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:30:42,498 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:47,319 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:51,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:54,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:30:59,776 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:01,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:31:01,315 INFO L93 Difference]: Finished difference Result 27724 states and 41493 transitions. [2021-12-18 07:31:01,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 07:31:01,316 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 532 [2021-12-18 07:31:01,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:31:01,426 INFO L225 Difference]: With dead ends: 27724 [2021-12-18 07:31:01,427 INFO L226 Difference]: Without dead ends: 27720 [2021-12-18 07:31:01,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 07:31:01,440 INFO L933 BasicCegarLoop]: 7379 mSDtfsCounter, 10902 mSDsluCounter, 7779 mSDsCounter, 0 mSdLazyCounter, 4485 mSolverCounterSat, 4169 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11536 SdHoareTripleChecker+Valid, 15158 SdHoareTripleChecker+Invalid, 8659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4169 IncrementalHoareTripleChecker+Valid, 4485 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2021-12-18 07:31:01,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11536 Valid, 15158 Invalid, 8659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4169 Valid, 4485 Invalid, 5 Unknown, 0 Unchecked, 20.3s Time] [2021-12-18 07:31:01,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27720 states. [2021-12-18 07:31:02,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27720 to 24999. [2021-12-18 07:31:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24999 states, 18718 states have (on average 1.383748263703387) internal successors, (25901), 19099 states have internal predecessors, (25901), 5265 states have call successors, (5265), 968 states have call predecessors, (5265), 1015 states have return successors, (5487), 5209 states have call predecessors, (5487), 5263 states have call successors, (5487) [2021-12-18 07:31:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24999 states to 24999 states and 36653 transitions. [2021-12-18 07:31:02,575 INFO L78 Accepts]: Start accepts. Automaton has 24999 states and 36653 transitions. Word has length 532 [2021-12-18 07:31:02,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:31:02,576 INFO L470 AbstractCegarLoop]: Abstraction has 24999 states and 36653 transitions. [2021-12-18 07:31:02,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:31:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 24999 states and 36653 transitions. [2021-12-18 07:31:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-12-18 07:31:02,590 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:31:02,590 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 2, 2, 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] [2021-12-18 07:31:02,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 07:31:02,591 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:31:02,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:31:02,591 INFO L85 PathProgramCache]: Analyzing trace with hash -126559807, now seen corresponding path program 1 times [2021-12-18 07:31:02,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:31:02,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400911166] [2021-12-18 07:31:02,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:31:02,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:31:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:31:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:31:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:31:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:31:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:31:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:31:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:31:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:31:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:31:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:31:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:31:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:31:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:31:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:31:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:31:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:31:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:31:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:31:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:31:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:31:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:31:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:31:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:31:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:31:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:03,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:31:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:31:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:31:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:31:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:31:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:31:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 07:31:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5306 trivial. 0 not checked. [2021-12-18 07:31:04,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:31:04,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400911166] [2021-12-18 07:31:04,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400911166] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:31:04,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:31:04,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 07:31:04,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771073570] [2021-12-18 07:31:04,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:31:04,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 07:31:04,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:31:04,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 07:31:04,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 07:31:04,192 INFO L87 Difference]: Start difference. First operand 24999 states and 36653 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:31:06,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:08,425 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:14,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:16,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:21,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:24,548 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:27,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:29,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:31,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:36,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:38,310 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:40,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:31:40,313 INFO L93 Difference]: Finished difference Result 27720 states and 41485 transitions. [2021-12-18 07:31:40,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 07:31:40,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 533 [2021-12-18 07:31:40,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:31:40,397 INFO L225 Difference]: With dead ends: 27720 [2021-12-18 07:31:40,398 INFO L226 Difference]: Without dead ends: 27668 [2021-12-18 07:31:40,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-18 07:31:40,411 INFO L933 BasicCegarLoop]: 7363 mSDtfsCounter, 11050 mSDsluCounter, 10157 mSDsCounter, 0 mSdLazyCounter, 6111 mSolverCounterSat, 4131 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11734 SdHoareTripleChecker+Valid, 17520 SdHoareTripleChecker+Invalid, 10250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4131 IncrementalHoareTripleChecker+Valid, 6111 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.0s IncrementalHoareTripleChecker+Time [2021-12-18 07:31:40,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11734 Valid, 17520 Invalid, 10250 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4131 Valid, 6111 Invalid, 8 Unknown, 0 Unchecked, 35.0s Time] [2021-12-18 07:31:40,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27668 states. [2021-12-18 07:31:41,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27668 to 24949. [2021-12-18 07:31:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24949 states, 18681 states have (on average 1.3835983084417323) internal successors, (25847), 19058 states have internal predecessors, (25847), 5252 states have call successors, (5252), 968 states have call predecessors, (5252), 1015 states have return successors, (5475), 5200 states have call predecessors, (5475), 5251 states have call successors, (5475) [2021-12-18 07:31:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24949 states to 24949 states and 36574 transitions. [2021-12-18 07:31:41,483 INFO L78 Accepts]: Start accepts. Automaton has 24949 states and 36574 transitions. Word has length 533 [2021-12-18 07:31:41,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:31:41,492 INFO L470 AbstractCegarLoop]: Abstraction has 24949 states and 36574 transitions. [2021-12-18 07:31:41,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-18 07:31:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24949 states and 36574 transitions. [2021-12-18 07:31:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2021-12-18 07:31:41,553 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:31:41,553 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 07:31:41,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 07:31:41,554 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:31:41,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:31:41,554 INFO L85 PathProgramCache]: Analyzing trace with hash -431711378, now seen corresponding path program 1 times [2021-12-18 07:31:41,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:31:41,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146705019] [2021-12-18 07:31:41,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:31:41,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:31:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:31:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:31:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:31:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:31:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:31:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:31:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:31:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:31:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:31:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:31:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:31:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:31:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:31:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:31:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:31:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:31:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:31:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:31:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:31:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:31:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:31:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:31:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:31:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:31:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:31:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:31:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:31:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:31:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:31:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:42,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:31:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-18 07:31:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-12-18 07:31:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-12-18 07:31:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 07:31:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:31:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 07:31:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 07:31:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 07:31:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:31:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:31:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 07:31:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 07:31:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 07:31:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-12-18 07:31:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2021-12-18 07:31:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2021-12-18 07:31:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2021-12-18 07:31:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2021-12-18 07:31:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2021-12-18 07:31:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 741 [2021-12-18 07:31:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2021-12-18 07:31:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2021-12-18 07:31:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 764 [2021-12-18 07:31:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2021-12-18 07:31:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2021-12-18 07:31:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2021-12-18 07:31:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 788 [2021-12-18 07:31:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:31:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6582 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6574 trivial. 0 not checked. [2021-12-18 07:31:43,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:31:43,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146705019] [2021-12-18 07:31:43,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146705019] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:31:43,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:31:43,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-18 07:31:43,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745569803] [2021-12-18 07:31:43,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:31:43,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-18 07:31:43,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:31:43,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-18 07:31:43,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-18 07:31:43,387 INFO L87 Difference]: Start difference. First operand 24949 states and 36574 transitions. Second operand has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-12-18 07:31:44,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:46,452 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:47,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:49,182 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:31:51,205 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:05,778 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:07,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:10,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:20,433 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:21,941 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:27,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:29,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:40,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:32:40,525 INFO L93 Difference]: Finished difference Result 65674 states and 98379 transitions. [2021-12-18 07:32:40,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-18 07:32:40,526 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 799 [2021-12-18 07:32:40,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:32:40,697 INFO L225 Difference]: With dead ends: 65674 [2021-12-18 07:32:40,698 INFO L226 Difference]: Without dead ends: 43847 [2021-12-18 07:32:40,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2021-12-18 07:32:40,764 INFO L933 BasicCegarLoop]: 13299 mSDtfsCounter, 18924 mSDsluCounter, 21851 mSDsCounter, 0 mSdLazyCounter, 26318 mSolverCounterSat, 13655 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19998 SdHoareTripleChecker+Valid, 35150 SdHoareTripleChecker+Invalid, 39980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13655 IncrementalHoareTripleChecker+Valid, 26318 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.1s IncrementalHoareTripleChecker+Time [2021-12-18 07:32:40,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19998 Valid, 35150 Invalid, 39980 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13655 Valid, 26318 Invalid, 7 Unknown, 0 Unchecked, 55.1s Time] [2021-12-18 07:32:40,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43847 states. [2021-12-18 07:32:42,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43847 to 35183. [2021-12-18 07:32:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35183 states, 26350 states have (on average 1.3844781783681215) internal successors, (36481), 26888 states have internal predecessors, (36481), 7419 states have call successors, (7419), 1366 states have call predecessors, (7419), 1413 states have return successors, (7749), 7318 states have call predecessors, (7749), 7418 states have call successors, (7749) [2021-12-18 07:32:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35183 states to 35183 states and 51649 transitions. [2021-12-18 07:32:42,483 INFO L78 Accepts]: Start accepts. Automaton has 35183 states and 51649 transitions. Word has length 799 [2021-12-18 07:32:42,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:32:42,484 INFO L470 AbstractCegarLoop]: Abstraction has 35183 states and 51649 transitions. [2021-12-18 07:32:42,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 23.8) internal successors, (238), 3 states have internal predecessors, (238), 3 states have call successors, (68), 9 states have call predecessors, (68), 2 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-12-18 07:32:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 35183 states and 51649 transitions. [2021-12-18 07:32:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2021-12-18 07:32:42,546 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:32:42,547 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 07:32:42,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-18 07:32:42,547 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:32:42,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:32:42,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1520154538, now seen corresponding path program 1 times [2021-12-18 07:32:42,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:32:42,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214106924] [2021-12-18 07:32:42,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:32:42,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:32:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:32:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:32:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:32:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:32:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:32:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:32:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:32:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:32:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:32:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:32:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:32:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:32:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:32:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:32:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:32:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:32:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:32:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:32:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:32:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:32:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:32:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:32:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:43,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:32:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:32:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:32:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:32:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:32:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:32:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:32:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:32:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-18 07:32:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-12-18 07:32:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-12-18 07:32:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 07:32:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:32:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 07:32:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 07:32:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 07:32:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 07:32:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 07:32:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 07:32:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-12-18 07:32:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-12-18 07:32:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-12-18 07:32:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2021-12-18 07:32:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 734 [2021-12-18 07:32:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 741 [2021-12-18 07:32:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2021-12-18 07:32:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2021-12-18 07:32:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2021-12-18 07:32:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2021-12-18 07:32:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2021-12-18 07:32:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-12-18 07:32:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2021-12-18 07:32:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 804 [2021-12-18 07:32:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6600 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6592 trivial. 0 not checked. [2021-12-18 07:32:44,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:32:44,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214106924] [2021-12-18 07:32:44,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214106924] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 07:32:44,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759700867] [2021-12-18 07:32:44,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:32:44,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 07:32:44,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 07:32:44,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 07:32:44,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 07:32:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:48,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 22496 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 07:32:48,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 07:32:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6600 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6596 trivial. 0 not checked. [2021-12-18 07:32:49,992 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 07:32:49,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759700867] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:32:49,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 07:32:49,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2021-12-18 07:32:49,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948592042] [2021-12-18 07:32:49,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:32:49,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 07:32:49,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:32:49,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 07:32:49,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-18 07:32:49,994 INFO L87 Difference]: Start difference. First operand 35183 states and 51649 transitions. Second operand has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-12-18 07:32:51,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 07:32:51,058 INFO L93 Difference]: Finished difference Result 67250 states and 99152 transitions. [2021-12-18 07:32:51,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 07:32:51,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 815 [2021-12-18 07:32:51,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 07:32:51,210 INFO L225 Difference]: With dead ends: 67250 [2021-12-18 07:32:51,210 INFO L226 Difference]: Without dead ends: 35189 [2021-12-18 07:32:51,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1063 GetRequests, 1055 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-18 07:32:51,310 INFO L933 BasicCegarLoop]: 7866 mSDtfsCounter, 0 mSDsluCounter, 7859 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15725 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 07:32:51,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 15725 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 07:32:51,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35189 states. [2021-12-18 07:32:52,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35189 to 35183. [2021-12-18 07:32:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35183 states, 26350 states have (on average 1.3837950664136622) internal successors, (36463), 26888 states have internal predecessors, (36463), 7419 states have call successors, (7419), 1366 states have call predecessors, (7419), 1413 states have return successors, (7749), 7318 states have call predecessors, (7749), 7418 states have call successors, (7749) [2021-12-18 07:32:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35183 states to 35183 states and 51631 transitions. [2021-12-18 07:32:52,979 INFO L78 Accepts]: Start accepts. Automaton has 35183 states and 51631 transitions. Word has length 815 [2021-12-18 07:32:52,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 07:32:52,980 INFO L470 AbstractCegarLoop]: Abstraction has 35183 states and 51631 transitions. [2021-12-18 07:32:52,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 2 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-12-18 07:32:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 35183 states and 51631 transitions. [2021-12-18 07:32:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2021-12-18 07:32:53,049 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 07:32:53,049 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 07:32:53,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 07:32:53,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-18 07:32:53,259 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 07:32:53,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 07:32:53,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1853089644, now seen corresponding path program 1 times [2021-12-18 07:32:53,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 07:32:53,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354758594] [2021-12-18 07:32:53,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 07:32:53,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 07:32:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:32:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 07:32:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-18 07:32:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-18 07:32:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-18 07:32:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 07:32:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 07:32:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 07:32:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 07:32:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 07:32:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-18 07:32:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-18 07:32:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-18 07:32:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 07:32:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-18 07:32:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 07:32:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-18 07:32:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 07:32:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 07:32:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 07:32:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 07:32:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 07:32:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 07:32:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2021-12-18 07:32:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 07:32:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 07:32:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:54,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 07:32:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 07:32:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 07:32:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-18 07:32:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-12-18 07:32:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-12-18 07:32:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-12-18 07:32:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 07:32:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 07:32:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 07:32:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 07:32:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-18 07:32:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 07:32:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 07:32:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 07:32:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 07:32:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-18 07:32:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-12-18 07:32:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-12-18 07:32:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2021-12-18 07:32:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2021-12-18 07:32:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2021-12-18 07:32:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 747 [2021-12-18 07:32:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2021-12-18 07:32:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 774 [2021-12-18 07:32:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2021-12-18 07:32:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2021-12-18 07:32:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 795 [2021-12-18 07:32:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2021-12-18 07:32:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 805 [2021-12-18 07:32:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 813 [2021-12-18 07:32:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 07:32:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 6609 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6609 trivial. 0 not checked. [2021-12-18 07:32:55,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 07:32:55,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354758594] [2021-12-18 07:32:55,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354758594] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 07:32:55,393 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 07:32:55,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-18 07:32:55,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319676820] [2021-12-18 07:32:55,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 07:32:55,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-18 07:32:55,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 07:32:55,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-18 07:32:55,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-12-18 07:32:55,395 INFO L87 Difference]: Start difference. First operand 35183 states and 51631 transitions. Second operand has 10 states, 10 states have (on average 24.5) internal successors, (245), 3 states have internal predecessors, (245), 2 states have call successors, (68), 9 states have call predecessors, (68), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2021-12-18 07:32:57,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:32:58,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:00,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:01,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:03,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:12,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:14,816 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:16,837 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:24,599 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:26,626 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:28,988 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:31,371 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:33,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:35,430 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:37,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:40,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:45,758 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 07:33:47,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15