./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-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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-43_2a-drivers--usb--host--ehci-hcd.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 9c42c8b471bd3f5eb0961ccb5a29636ff44887b239ea3f28bd7f2f4f7de76e57 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:52:38,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:52:38,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:52:38,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:52:38,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:52:38,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:52:38,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:52:38,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:52:38,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:52:38,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:52:38,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:52:38,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:52:38,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:52:38,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:52:38,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:52:38,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:52:38,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:52:38,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:52:38,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:52:38,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:52:38,940 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:52:38,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:52:38,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:52:38,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:52:38,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:52:38,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:52:38,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:52:38,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:52:38,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:52:38,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:52:38,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:52:38,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:52:38,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:52:38,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:52:38,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:52:38,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:52:38,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:52:38,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:52:38,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:52:38,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:52:38,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:52:38,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:52:38,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:52:38,978 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:52:38,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:52:38,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:52:38,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:52:38,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:52:38,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:52:38,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:52:38,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:52:38,980 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:52:38,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:52:38,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:52:38,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:52:38,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:52:38,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:52:38,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:52:38,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:52:38,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:52:38,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:52:38,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:52:38,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:52:38,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:52:38,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:52:38,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:52:38,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:52:38,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:52:38,985 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c42c8b471bd3f5eb0961ccb5a29636ff44887b239ea3f28bd7f2f4f7de76e57 [2022-07-23 01:52:39,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:52:39,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:52:39,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:52:39,192 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:52:39,193 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:52:39,193 INFO L432 ainManager$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-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2022-07-23 01:52:39,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aae53c4/844b7f15393d453d856345623c2e39f5/FLAGdac1e79c5 [2022-07-23 01:52:39,986 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:52:39,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2022-07-23 01:52:40,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aae53c4/844b7f15393d453d856345623c2e39f5/FLAGdac1e79c5 [2022-07-23 01:52:40,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2aae53c4/844b7f15393d453d856345623c2e39f5 [2022-07-23 01:52:40,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:52:40,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:52:40,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:52:40,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:52:40,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:52:40,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:52:40" (1/1) ... [2022-07-23 01:52:40,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f9e6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:40, skipping insertion in model container [2022-07-23 01:52:40,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:52:40" (1/1) ... [2022-07-23 01:52:40,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:52:40,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:52:43,111 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-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i[465063,465076] [2022-07-23 01:52:43,141 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-23 01:52:43,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:52:43,186 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:52:43,722 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-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i[465063,465076] [2022-07-23 01:52:43,752 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-23 01:52:43,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:52:43,847 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:52:43,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43 WrapperNode [2022-07-23 01:52:43,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:52:43,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:52:43,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:52:43,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:52:43,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:43,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,269 INFO L137 Inliner]: procedures = 391, calls = 6618, calls flagged for inlining = 164, calls inlined = 159, statements flattened = 16187 [2022-07-23 01:52:44,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:52:44,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:52:44,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:52:44,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:52:44,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:44,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:45,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:52:45,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:52:45,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:52:45,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:52:45,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (1/1) ... [2022-07-23 01:52:45,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:52:45,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:52:45,057 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) [2022-07-23 01:52:45,131 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 [2022-07-23 01:52:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_control [2022-07-23 01:52:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_control [2022-07-23 01:52:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2022-07-23 01:52:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2022-07-23 01:52:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_free [2022-07-23 01:52:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_free [2022-07-23 01:52:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:52:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:52:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-07-23 01:52:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-07-23 01:52:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_external_startup [2022-07-23 01:52:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_external_startup [2022-07-23 01:52:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 01:52:45,179 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 01:52:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-23 01:52:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-23 01:52:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure set_ohci_hcfs [2022-07-23 01:52:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ohci_hcfs [2022-07-23 01:52:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:52:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:52:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-07-23 01:52:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-07-23 01:52:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_to_hcd [2022-07-23 01:52:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_to_hcd [2022-07-23 01:52:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_disable [2022-07-23 01:52:45,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_disable [2022-07-23 01:52:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-07-23 01:52:45,182 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-07-23 01:52:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure compute_tt_budget [2022-07-23 01:52:45,182 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_tt_budget [2022-07-23 01:52:45,182 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-07-23 01:52:45,182 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-07-23 01:52:45,183 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 01:52:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 01:52:45,183 INFO L130 BoogieDeclarations]: Found specification of procedure tt_available [2022-07-23 01:52:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure tt_available [2022-07-23 01:52:45,183 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-07-23 01:52:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-07-23 01:52:45,183 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-07-23 01:52:45,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-07-23 01:52:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_handed_over [2022-07-23 01:52:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_handed_over [2022-07-23 01:52:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-07-23 01:52:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-07-23 01:52:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_read_frame_index [2022-07-23 01:52:45,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_read_frame_index [2022-07-23 01:52:45,184 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_speed [2022-07-23 01:52:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_speed [2022-07-23 01:52:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 01:52:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-23 01:52:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-23 01:52:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-07-23 01:52:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-07-23 01:52:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 01:52:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 01:52:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 01:52:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 01:52:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-23 01:52:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-23 01:52:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:52:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-07-23 01:52:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-07-23 01:52:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-23 01:52:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-23 01:52:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_remove_device [2022-07-23 01:52:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_remove_device [2022-07-23 01:52:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 01:52:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 01:52:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-23 01:52:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-23 01:52:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:52:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:52:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_endpoint_reset [2022-07-23 01:52:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_endpoint_reset [2022-07-23 01:52:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_setup [2022-07-23 01:52:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_setup [2022-07-23 01:52:45,189 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-23 01:52:45,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-23 01:52:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-07-23 01:52:45,190 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-07-23 01:52:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 01:52:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 01:52:45,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 01:52:45,190 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-07-23 01:52:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-07-23 01:52:45,191 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_hub_status_data [2022-07-23 01:52:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_hub_status_data [2022-07-23 01:52:45,191 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-07-23 01:52:45,191 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-07-23 01:52:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-23 01:52:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-23 01:52:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-07-23 01:52:45,192 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-07-23 01:52:45,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 01:52:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 01:52:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-23 01:52:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-23 01:52:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_alloc [2022-07-23 01:52:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_alloc [2022-07-23 01:52:45,193 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 01:52:45,193 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 01:52:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_silence_controller [2022-07-23 01:52:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_silence_controller [2022-07-23 01:52:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer [2022-07-23 01:52:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer [2022-07-23 01:52:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure submit_single_step_set_feature [2022-07-23 01:52:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_single_step_set_feature [2022-07-23 01:52:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_set_command_bit [2022-07-23 01:52:45,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_set_command_bit [2022-07-23 01:52:45,194 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_work [2022-07-23 01:52:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_work [2022-07-23 01:52:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:52:45,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:52:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:52:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-23 01:52:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_mem_cleanup [2022-07-23 01:52:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_mem_cleanup [2022-07-23 01:52:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-23 01:52:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-23 01:52:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 01:52:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 01:52:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:52:45,199 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_relinquish_port [2022-07-23 01:52:45,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_relinquish_port [2022-07-23 01:52:45,200 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_tt_buffer_complete [2022-07-23 01:52:45,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_tt_buffer_complete [2022-07-23 01:52:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure dbgp_reset_prep [2022-07-23 01:52:45,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dbgp_reset_prep [2022-07-23 01:52:45,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-07-23 01:52:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-07-23 01:52:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-07-23 01:52:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-07-23 01:52:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 01:52:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 01:52:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:52:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-23 01:52:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-23 01:52:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-07-23 01:52:45,205 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-07-23 01:52:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-23 01:52:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-23 01:52:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_quiesce [2022-07-23 01:52:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_quiesce [2022-07-23 01:52:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 01:52:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 01:52:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-23 01:52:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-23 01:52:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-23 01:52:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-23 01:52:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-07-23 01:52:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-07-23 01:52:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2022-07-23 01:52:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2022-07-23 01:52:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-23 01:52:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-23 01:52:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-07-23 01:52:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-07-23 01:52:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 01:52:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 01:52:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_run [2022-07-23 01:52:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_run [2022-07-23 01:52:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-23 01:52:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-23 01:52:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 01:52:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 01:52:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-07-23 01:52:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-07-23 01:52:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_alloc [2022-07-23 01:52:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_alloc [2022-07-23 01:52:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_writel [2022-07-23 01:52:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_writel [2022-07-23 01:52:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:52:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:52:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_readl [2022-07-23 01:52:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_readl [2022-07-23 01:52:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 01:52:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 01:52:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-07-23 01:52:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-07-23 01:52:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2022-07-23 01:52:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2022-07-23 01:52:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_find [2022-07-23 01:52:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_find [2022-07-23 01:52:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-07-23 01:52:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-07-23 01:52:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-07-23 01:52:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-07-23 01:52:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 01:52:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 01:52:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_intr_bandwidth [2022-07-23 01:52:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_intr_bandwidth [2022-07-23 01:52:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_stop [2022-07-23 01:52:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_stop [2022-07-23 01:52:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:52:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:52:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_periodic [2022-07-23 01:52:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_periodic [2022-07-23 01:52:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_enqueue [2022-07-23 01:52:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_enqueue [2022-07-23 01:52:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-23 01:52:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-23 01:52:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-07-23 01:52:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-07-23 01:52:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_shutdown [2022-07-23 01:52:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_shutdown [2022-07-23 01:52:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-23 01:52:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-23 01:52:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 01:52:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 01:52:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:52:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:52:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-07-23 01:52:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-07-23 01:52:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-07-23 01:52:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-07-23 01:52:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-07-23 01:52:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2022-07-23 01:52:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_hnp [2022-07-23 01:52:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_hnp [2022-07-23 01:52:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:52:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:52:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2022-07-23 01:52:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2022-07-23 01:52:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:52:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:52:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_halt [2022-07-23 01:52:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_halt [2022-07-23 01:52:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure reserve_release_iso_bandwidth [2022-07-23 01:52:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure reserve_release_iso_bandwidth [2022-07-23 01:52:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-07-23 01:52:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-07-23 01:52:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure submit_async [2022-07-23 01:52:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_async [2022-07-23 01:52:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-23 01:52:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-23 01:52:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handover_companion_ports [2022-07-23 01:52:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handover_companion_ports [2022-07-23 01:52:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-07-23 01:52:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-07-23 01:52:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:52:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_port_power [2022-07-23 01:52:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_port_power [2022-07-23 01:52:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 01:52:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 01:52:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2022-07-23 01:52:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2022-07-23 01:52:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-07-23 01:52:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-07-23 01:52:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-07-23 01:52:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-07-23 01:52:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:52:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_enable [2022-07-23 01:52:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_enable [2022-07-23 01:52:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-23 01:52:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-23 01:52:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-07-23 01:52:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-07-23 01:52:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-23 01:52:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-23 01:52:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_dequeue [2022-07-23 01:52:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_dequeue [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_unlink_wait_intr [2022-07-23 01:52:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_unlink_wait_intr [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_singular [2022-07-23 01:52:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_singular [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_controller_death [2022-07-23 01:52:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_controller_death [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_enable_event [2022-07-23 01:52:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_enable_event [2022-07-23 01:52:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-07-23 01:52:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-07-23 01:52:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-07-23 01:52:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_get_frame [2022-07-23 01:52:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_get_frame [2022-07-23 01:52:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure iso_stream_schedule [2022-07-23 01:52:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_stream_schedule [2022-07-23 01:52:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_resume [2022-07-23 01:52:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_resume [2022-07-23 01:52:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_port_buf [2022-07-23 01:52:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_port_buf [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-07-23 01:52:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-07-23 01:52:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-07-23 01:52:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-07-23 01:52:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_end_port_resume [2022-07-23 01:52:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_end_port_resume [2022-07-23 01:52:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 01:52:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 01:52:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qh_alloc [2022-07-23 01:52:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qh_alloc [2022-07-23 01:52:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_irq [2022-07-23 01:52:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_irq [2022-07-23 01:52:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-23 01:52:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-23 01:52:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handshake [2022-07-23 01:52:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handshake [2022-07-23 01:52:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_clear_command_bit [2022-07-23 01:52:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_clear_command_bit [2022-07-23 01:52:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 01:52:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 01:52:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure bandwidth_dbg [2022-07-23 01:52:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bandwidth_dbg [2022-07-23 01:52:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:52:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:52:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-23 01:52:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-23 01:52:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_start_port_resume [2022-07-23 01:52:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_start_port_resume [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_intr_unlinks [2022-07-23 01:52:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_intr_unlinks [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-07-23 01:52:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-23 01:52:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:52:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:52:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-07-23 01:52:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-07-23 01:52:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_handle_start_intr_unlinks [2022-07-23 01:52:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_handle_start_intr_unlinks [2022-07-23 01:52:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure usb_amd_quirk_pll_disable [2022-07-23 01:52:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_amd_quirk_pll_disable [2022-07-23 01:52:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:52:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:52:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_ASS [2022-07-23 01:52:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_ASS [2022-07-23 01:52:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-23 01:52:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-23 01:52:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-07-23 01:52:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-07-23 01:52:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_bus_suspend [2022-07-23 01:52:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_bus_suspend [2022-07-23 01:52:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-07-23 01:52:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-07-23 01:52:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-23 01:52:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-23 01:52:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-23 01:52:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-23 01:52:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-07-23 01:52:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-07-23 01:52:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_urb_done [2022-07-23 01:52:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_urb_done [2022-07-23 01:52:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_qtd_init [2022-07-23 01:52:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_qtd_init [2022-07-23 01:52:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-07-23 01:52:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-07-23 01:52:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure set_owner [2022-07-23 01:52:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure set_owner [2022-07-23 01:52:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-07-23 01:52:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-07-23 01:52:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-07-23 01:52:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-07-23 01:52:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:52:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:52:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-07-23 01:52:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-07-23 01:52:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ehci [2022-07-23 01:52:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ehci [2022-07-23 01:52:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure find_tt [2022-07-23 01:52:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure find_tt [2022-07-23 01:52:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 01:52:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 01:52:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 01:52:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_poll_PSS [2022-07-23 01:52:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_poll_PSS [2022-07-23 01:52:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-23 01:52:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-23 01:52:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 01:52:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 01:52:46,598 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:52:46,601 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:52:56,467 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:53:09,589 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:53:09,622 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:53:09,623 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 01:53:09,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:53:09 BoogieIcfgContainer [2022-07-23 01:53:09,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:53:09,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:53:09,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:53:09,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:53:09,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:52:40" (1/3) ... [2022-07-23 01:53:09,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668c7cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:53:09, skipping insertion in model container [2022-07-23 01:53:09,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:52:43" (2/3) ... [2022-07-23 01:53:09,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@668c7cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:53:09, skipping insertion in model container [2022-07-23 01:53:09,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:53:09" (3/3) ... [2022-07-23 01:53:09,640 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ehci-hcd.ko-entry_point.cil.out.i [2022-07-23 01:53:09,650 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:53:09,651 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:53:09,789 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:53:09,794 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@638f52ad, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5f3a38aa [2022-07-23 01:53:09,795 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:53:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 5609 states, 4010 states have (on average 1.4640897755610973) internal successors, (5871), 4155 states have internal predecessors, (5871), 1418 states have call successors, (1418), 180 states have call predecessors, (1418), 179 states have return successors, (1409), 1369 states have call predecessors, (1409), 1409 states have call successors, (1409) [2022-07-23 01:53:09,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2022-07-23 01:53:09,834 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:53:09,835 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:53:09,836 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:53:09,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:53:09,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1297523344, now seen corresponding path program 1 times [2022-07-23 01:53:09,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:53:09,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40330022] [2022-07-23 01:53:09,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:53:09,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:53:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:53:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:53:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:53:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:53:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:53:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:53:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:53:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:53:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:53:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:53:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-23 01:53:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-23 01:53:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-23 01:53:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-23 01:53:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-23 01:53:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-23 01:53:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-23 01:53:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-23 01:53:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-23 01:53:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-23 01:53:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-23 01:53:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-07-23 01:53:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-23 01:53:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-23 01:53:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-23 01:53:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-23 01:53:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 01:53:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-23 01:53:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 01:53:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 01:53:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 01:53:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:53:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-23 01:53:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 01:53:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:53:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 01:53:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 01:53:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:11,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2022-07-23 01:53:11,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:53:11,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40330022] [2022-07-23 01:53:11,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40330022] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:53:11,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:53:11,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:53:11,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790928854] [2022-07-23 01:53:11,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:53:11,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:53:11,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:53:11,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:53:11,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:53:12,005 INFO L87 Difference]: Start difference. First operand has 5609 states, 4010 states have (on average 1.4640897755610973) internal successors, (5871), 4155 states have internal predecessors, (5871), 1418 states have call successors, (1418), 180 states have call predecessors, (1418), 179 states have return successors, (1409), 1369 states have call predecessors, (1409), 1409 states have call successors, (1409) Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:53:19,554 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 [] [2022-07-23 01:53:22,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:24,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:30,283 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:38,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:41,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:44,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:48,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:53:48,517 INFO L93 Difference]: Finished difference Result 17986 states and 28711 transitions. [2022-07-23 01:53:48,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:53:48,519 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 499 [2022-07-23 01:53:48,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:53:48,670 INFO L225 Difference]: With dead ends: 17986 [2022-07-23 01:53:48,670 INFO L226 Difference]: Without dead ends: 12319 [2022-07-23 01:53:48,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:53:48,729 INFO L413 NwaCegarLoop]: 8988 mSDtfsCounter, 16330 mSDsluCounter, 10702 mSDsCounter, 0 mSdLazyCounter, 6983 mSolverCounterSat, 11700 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17495 SdHoareTripleChecker+Valid, 19690 SdHoareTripleChecker+Invalid, 18690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11700 IncrementalHoareTripleChecker+Valid, 6983 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2022-07-23 01:53:48,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17495 Valid, 19690 Invalid, 18690 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11700 Valid, 6983 Invalid, 7 Unknown, 0 Unchecked, 35.2s Time] [2022-07-23 01:53:48,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12319 states. [2022-07-23 01:53:49,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12319 to 11041. [2022-07-23 01:53:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11041 states, 7923 states have (on average 1.3868484160040389) internal successors, (10988), 8193 states have internal predecessors, (10988), 2763 states have call successors, (2763), 354 states have call predecessors, (2763), 354 states have return successors, (2767), 2679 states have call predecessors, (2767), 2761 states have call successors, (2767) [2022-07-23 01:53:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11041 states to 11041 states and 16518 transitions. [2022-07-23 01:53:49,333 INFO L78 Accepts]: Start accepts. Automaton has 11041 states and 16518 transitions. Word has length 499 [2022-07-23 01:53:49,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:53:49,337 INFO L495 AbstractCegarLoop]: Abstraction has 11041 states and 16518 transitions. [2022-07-23 01:53:49,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:53:49,338 INFO L276 IsEmpty]: Start isEmpty. Operand 11041 states and 16518 transitions. [2022-07-23 01:53:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2022-07-23 01:53:49,349 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:53:49,349 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:53:49,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 01:53:49,350 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:53:49,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:53:49,350 INFO L85 PathProgramCache]: Analyzing trace with hash 2048203719, now seen corresponding path program 1 times [2022-07-23 01:53:49,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:53:49,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745419879] [2022-07-23 01:53:49,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:53:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:53:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:53:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:53:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:53:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:53:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:53:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:53:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:53:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:53:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:53:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:53:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-23 01:53:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-23 01:53:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-23 01:53:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-23 01:53:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-23 01:53:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-23 01:53:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-23 01:53:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-23 01:53:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-23 01:53:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-23 01:53:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-23 01:53:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-07-23 01:53:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-23 01:53:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-23 01:53:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-23 01:53:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-23 01:53:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 01:53:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-23 01:53:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 01:53:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 01:53:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 01:53:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:53:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-23 01:53:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 01:53:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:53:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 01:53:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 01:53:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2022-07-23 01:53:50,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:53:50,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745419879] [2022-07-23 01:53:50,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745419879] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:53:50,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:53:50,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:53:50,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837584220] [2022-07-23 01:53:50,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:53:50,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:53:50,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:53:50,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:53:50,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:53:50,891 INFO L87 Difference]: Start difference. First operand 11041 states and 16518 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:53:59,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:02,205 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:05,021 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:08,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:19,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:21,607 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:23,907 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 [] [2022-07-23 01:54:28,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:54:28,537 INFO L93 Difference]: Finished difference Result 35392 states and 53451 transitions. [2022-07-23 01:54:28,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:54:28,538 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 501 [2022-07-23 01:54:28,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:54:28,691 INFO L225 Difference]: With dead ends: 35392 [2022-07-23 01:54:28,691 INFO L226 Difference]: Without dead ends: 24433 [2022-07-23 01:54:28,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:54:28,745 INFO L413 NwaCegarLoop]: 8942 mSDtfsCounter, 16243 mSDsluCounter, 10636 mSDsCounter, 0 mSdLazyCounter, 6952 mSolverCounterSat, 11620 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17408 SdHoareTripleChecker+Valid, 19578 SdHoareTripleChecker+Invalid, 18579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11620 IncrementalHoareTripleChecker+Valid, 6952 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2022-07-23 01:54:28,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17408 Valid, 19578 Invalid, 18579 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11620 Valid, 6952 Invalid, 7 Unknown, 0 Unchecked, 36.5s Time] [2022-07-23 01:54:28,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24433 states. [2022-07-23 01:54:29,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24433 to 21869. [2022-07-23 01:54:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21869 states, 15715 states have (on average 1.3882914412981229) internal successors, (21817), 16255 states have internal predecessors, (21817), 5447 states have call successors, (5447), 706 states have call predecessors, (5447), 706 states have return successors, (5457), 5279 states have call predecessors, (5457), 5445 states have call successors, (5457) [2022-07-23 01:54:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21869 states to 21869 states and 32721 transitions. [2022-07-23 01:54:29,757 INFO L78 Accepts]: Start accepts. Automaton has 21869 states and 32721 transitions. Word has length 501 [2022-07-23 01:54:29,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:54:29,761 INFO L495 AbstractCegarLoop]: Abstraction has 21869 states and 32721 transitions. [2022-07-23 01:54:29,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:54:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 21869 states and 32721 transitions. [2022-07-23 01:54:29,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2022-07-23 01:54:29,768 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:54:29,768 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:54:29,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 01:54:29,769 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:54:29,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:54:29,769 INFO L85 PathProgramCache]: Analyzing trace with hash -413335809, now seen corresponding path program 1 times [2022-07-23 01:54:29,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:54:29,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294905931] [2022-07-23 01:54:29,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:54:29,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:54:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:54:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:54:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:54:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:54:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:54:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:54:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:54:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:54:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:54:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:54:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-23 01:54:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-23 01:54:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-23 01:54:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-23 01:54:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-23 01:54:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-23 01:54:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-23 01:54:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-23 01:54:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-23 01:54:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-23 01:54:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-23 01:54:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-07-23 01:54:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-23 01:54:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-23 01:54:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-23 01:54:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-23 01:54:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 01:54:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-23 01:54:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 01:54:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 01:54:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 01:54:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:54:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-23 01:54:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 01:54:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:54:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 01:54:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:30,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 01:54:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:31,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2022-07-23 01:54:31,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:54:31,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294905931] [2022-07-23 01:54:31,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294905931] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:54:31,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:54:31,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:54:31,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498617166] [2022-07-23 01:54:31,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:54:31,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:54:31,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:54:31,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:54:31,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:54:31,020 INFO L87 Difference]: Start difference. First operand 21869 states and 32721 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:54:43,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:45,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:46,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:49,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:51,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:54,430 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:56,562 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:03,083 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:05,116 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:07,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:25,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:27,429 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:30,065 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:32,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:34,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:36,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:45,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:55:45,879 INFO L93 Difference]: Finished difference Result 70447 states and 106361 transitions. [2022-07-23 01:55:45,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:55:45,879 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 504 [2022-07-23 01:55:45,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:55:46,126 INFO L225 Difference]: With dead ends: 70447 [2022-07-23 01:55:46,127 INFO L226 Difference]: Without dead ends: 48660 [2022-07-23 01:55:46,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:55:46,216 INFO L413 NwaCegarLoop]: 8993 mSDtfsCounter, 12712 mSDsluCounter, 17631 mSDsCounter, 0 mSdLazyCounter, 13112 mSolverCounterSat, 7816 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13883 SdHoareTripleChecker+Valid, 26624 SdHoareTripleChecker+Invalid, 20943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7816 IncrementalHoareTripleChecker+Valid, 13112 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.0s IncrementalHoareTripleChecker+Time [2022-07-23 01:55:46,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13883 Valid, 26624 Invalid, 20943 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7816 Valid, 13112 Invalid, 15 Unknown, 0 Unchecked, 73.0s Time] [2022-07-23 01:55:46,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48660 states. [2022-07-23 01:55:48,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48660 to 43547. [2022-07-23 01:55:48,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43547 states, 31303 states have (on average 1.3884611698559244) internal successors, (43463), 32383 states have internal predecessors, (43463), 10832 states have call successors, (10832), 1410 states have call predecessors, (10832), 1411 states have return successors, (10854), 10497 states have call predecessors, (10854), 10830 states have call successors, (10854) [2022-07-23 01:55:48,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43547 states to 43547 states and 65149 transitions. [2022-07-23 01:55:48,410 INFO L78 Accepts]: Start accepts. Automaton has 43547 states and 65149 transitions. Word has length 504 [2022-07-23 01:55:48,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:55:48,413 INFO L495 AbstractCegarLoop]: Abstraction has 43547 states and 65149 transitions. [2022-07-23 01:55:48,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:55:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 43547 states and 65149 transitions. [2022-07-23 01:55:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2022-07-23 01:55:48,416 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:55:48,417 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:55:48,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 01:55:48,417 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:55:48,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:55:48,418 INFO L85 PathProgramCache]: Analyzing trace with hash -580929892, now seen corresponding path program 1 times [2022-07-23 01:55:48,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:55:48,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910578948] [2022-07-23 01:55:48,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:55:48,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:55:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:55:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:55:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:55:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:55:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:55:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:55:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:55:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:55:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:55:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:55:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-23 01:55:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-23 01:55:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-23 01:55:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-23 01:55:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-23 01:55:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-23 01:55:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-23 01:55:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-23 01:55:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-23 01:55:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-23 01:55:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-23 01:55:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-07-23 01:55:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-23 01:55:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-23 01:55:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-23 01:55:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-23 01:55:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 01:55:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-23 01:55:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 01:55:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 01:55:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 01:55:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:55:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-23 01:55:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 01:55:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:55:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 01:55:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:49,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:50,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 01:55:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:50,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2022-07-23 01:55:50,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:55:50,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910578948] [2022-07-23 01:55:50,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910578948] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:55:50,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:55:50,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:55:50,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892747451] [2022-07-23 01:55:50,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:55:50,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:55:50,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:55:50,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:55:50,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:55:50,026 INFO L87 Difference]: Start difference. First operand 43547 states and 65149 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:55:57,334 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 [] [2022-07-23 01:56:00,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:03,347 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:06,930 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 [] [2022-07-23 01:56:24,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:56:24,384 INFO L93 Difference]: Finished difference Result 140191 states and 211650 transitions. [2022-07-23 01:56:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:56:24,384 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 506 [2022-07-23 01:56:24,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:56:25,036 INFO L225 Difference]: With dead ends: 140191 [2022-07-23 01:56:25,036 INFO L226 Difference]: Without dead ends: 96726 [2022-07-23 01:56:25,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:56:25,286 INFO L413 NwaCegarLoop]: 9013 mSDtfsCounter, 16109 mSDsluCounter, 10774 mSDsCounter, 0 mSdLazyCounter, 6992 mSolverCounterSat, 11539 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17276 SdHoareTripleChecker+Valid, 19787 SdHoareTripleChecker+Invalid, 18535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11539 IncrementalHoareTripleChecker+Valid, 6992 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.6s IncrementalHoareTripleChecker+Time [2022-07-23 01:56:25,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17276 Valid, 19787 Invalid, 18535 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11539 Valid, 6992 Invalid, 4 Unknown, 0 Unchecked, 31.6s Time] [2022-07-23 01:56:25,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96726 states. [2022-07-23 01:56:28,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96726 to 86512. [2022-07-23 01:56:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86512 states, 62227 states have (on average 1.3890915518986935) internal successors, (86439), 64377 states have internal predecessors, (86439), 21484 states have call successors, (21484), 2799 states have call predecessors, (21484), 2800 states have return successors, (21530), 20821 states have call predecessors, (21530), 21482 states have call successors, (21530) [2022-07-23 01:56:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86512 states to 86512 states and 129453 transitions. [2022-07-23 01:56:29,757 INFO L78 Accepts]: Start accepts. Automaton has 86512 states and 129453 transitions. Word has length 506 [2022-07-23 01:56:29,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:56:29,758 INFO L495 AbstractCegarLoop]: Abstraction has 86512 states and 129453 transitions. [2022-07-23 01:56:29,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2022-07-23 01:56:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 86512 states and 129453 transitions. [2022-07-23 01:56:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-07-23 01:56:29,766 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:56:29,766 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:56:29,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 01:56:29,766 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:56:29,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:56:29,767 INFO L85 PathProgramCache]: Analyzing trace with hash 299541468, now seen corresponding path program 1 times [2022-07-23 01:56:29,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:56:29,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598956615] [2022-07-23 01:56:29,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:56:29,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:56:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:56:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:56:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:56:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:56:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:56:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:56:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:30,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:56:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:56:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:56:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:56:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-23 01:56:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-23 01:56:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-23 01:56:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-23 01:56:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-23 01:56:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-07-23 01:56:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-23 01:56:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-07-23 01:56:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-07-23 01:56:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-07-23 01:56:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-23 01:56:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-07-23 01:56:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-07-23 01:56:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-07-23 01:56:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2022-07-23 01:56:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-23 01:56:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2022-07-23 01:56:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-07-23 01:56:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-07-23 01:56:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2022-07-23 01:56:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-23 01:56:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:31,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:56:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-07-23 01:56:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-23 01:56:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:56:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2022-07-23 01:56:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-23 01:56:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-07-23 01:56:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-07-23 01:56:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3549 trivial. 0 not checked. [2022-07-23 01:56:32,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:56:32,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598956615] [2022-07-23 01:56:32,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598956615] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:56:32,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:56:32,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:56:32,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416731979] [2022-07-23 01:56:32,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:56:32,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:56:32,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:56:32,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:56:32,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:56:32,173 INFO L87 Difference]: Start difference. First operand 86512 states and 129453 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-23 01:56:50,003 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 []