./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--scsi--osst.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8 --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 b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:50:10,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:50:10,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:50:10,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:50:10,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:50:10,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:50:10,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:50:10,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:50:10,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:50:10,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:50:10,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:50:10,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:50:10,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:50:10,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:50:10,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:50:10,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:50:10,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:50:10,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:50:10,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:50:10,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:50:10,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:50:10,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:50:10,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:50:10,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:50:10,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:50:10,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:50:10,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:50:10,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:50:10,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:50:10,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:50:10,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:50:10,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:50:10,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:50:10,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:50:10,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:50:10,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:50:10,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:50:10,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:50:10,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:50:10,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:50:10,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:50:10,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:50:10,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:50:10,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:50:10,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:50:10,811 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:50:10,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:50:10,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:50:10,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:50:10,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:50:10,813 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:50:10,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:50:10,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:50:10,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:50:10,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:50:10,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:50:10,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:50:10,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:50:10,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:50:10,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:50:10,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:50:10,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:50:10,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:50:10,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:10,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:50:10,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:50:10,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:50:10,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:50:10,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:50:10,822 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:50:10,823 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:50:10,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:50:10,823 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d [2022-11-16 12:50:11,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:50:11,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:50:11,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:50:11,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:50:11,208 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:50:11,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2022-11-16 12:50:11,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/data/effbd6138/b616d9dd9901427890b14538399b5eba/FLAGfc1ecb585 [2022-11-16 12:50:12,355 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:50:12,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2022-11-16 12:50:12,432 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/data/effbd6138/b616d9dd9901427890b14538399b5eba/FLAGfc1ecb585 [2022-11-16 12:50:12,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/data/effbd6138/b616d9dd9901427890b14538399b5eba [2022-11-16 12:50:12,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:50:12,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:50:12,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:12,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:50:12,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:50:12,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:12" (1/1) ... [2022-11-16 12:50:12,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d69880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:12, skipping insertion in model container [2022-11-16 12:50:12,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:12" (1/1) ... [2022-11-16 12:50:12,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:50:12,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:50:15,588 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2022-11-16 12:50:15,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:15,701 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:50:16,326 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2022-11-16 12:50:16,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:16,443 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:50:16,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16 WrapperNode [2022-11-16 12:50:16,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:16,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:16,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:50:16,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:50:16,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:16,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:16,936 INFO L138 Inliner]: procedures = 248, calls = 4127, calls flagged for inlining = 105, calls inlined = 100, statements flattened = 9887 [2022-11-16 12:50:16,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:16,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:50:16,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:50:16,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:50:16,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:16,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,440 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:50:17,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:50:17,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:50:17,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:50:17,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (1/1) ... [2022-11-16 12:50:17,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:17,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:50:17,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:50:17,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1974de1b-e85a-4991-8701-5fd748e78bc5/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:50:17,707 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-16 12:50:17,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-16 12:50:17,708 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2022-11-16 12:50:17,708 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2022-11-16 12:50:17,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-16 12:50:17,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-16 12:50:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 12:50:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 12:50:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-16 12:50:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:50:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:50:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:50:17,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:50:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:50:17,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:50:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2022-11-16 12:50:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2022-11-16 12:50:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-16 12:50:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-16 12:50:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2022-11-16 12:50:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2022-11-16 12:50:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:50:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:50:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-11-16 12:50:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-11-16 12:50:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2022-11-16 12:50:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2022-11-16 12:50:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:50:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:50:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2022-11-16 12:50:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2022-11-16 12:50:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2022-11-16 12:50:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2022-11-16 12:50:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-16 12:50:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-16 12:50:17,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 12:50:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 12:50:17,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:50:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:50:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-11-16 12:50:17,715 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2022-11-16 12:50:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2022-11-16 12:50:17,715 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2022-11-16 12:50:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2022-11-16 12:50:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2022-11-16 12:50:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-11-16 12:50:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-11-16 12:50:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:50:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:50:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:50:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:50:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2022-11-16 12:50:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2022-11-16 12:50:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2022-11-16 12:50:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2022-11-16 12:50:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2022-11-16 12:50:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2022-11-16 12:50:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2022-11-16 12:50:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2022-11-16 12:50:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2022-11-16 12:50:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2022-11-16 12:50:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:50:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-16 12:50:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2022-11-16 12:50:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2022-11-16 12:50:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-11-16 12:50:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-11-16 12:50:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2022-11-16 12:50:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2022-11-16 12:50:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:50:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_28 [2022-11-16 12:50:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_28 [2022-11-16 12:50:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2022-11-16 12:50:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2022-11-16 12:50:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2022-11-16 12:50:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2022-11-16 12:50:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 12:50:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 12:50:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:50:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:50:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2022-11-16 12:50:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2022-11-16 12:50:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-16 12:50:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-16 12:50:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:50:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2022-11-16 12:50:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2022-11-16 12:50:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:50:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-16 12:50:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-16 12:50:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 12:50:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 12:50:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2022-11-16 12:50:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2022-11-16 12:50:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-16 12:50:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-16 12:50:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2022-11-16 12:50:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2022-11-16 12:50:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-16 12:50:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-16 12:50:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2022-11-16 12:50:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2022-11-16 12:50:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:50:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2022-11-16 12:50:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2022-11-16 12:50:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-16 12:50:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-16 12:50:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-16 12:50:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-16 12:50:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:50:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:50:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-16 12:50:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-16 12:50:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2022-11-16 12:50:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2022-11-16 12:50:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2022-11-16 12:50:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2022-11-16 12:50:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:50:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:50:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2022-11-16 12:50:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2022-11-16 12:50:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2022-11-16 12:50:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2022-11-16 12:50:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2022-11-16 12:50:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2022-11-16 12:50:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 12:50:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 12:50:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2022-11-16 12:50:17,747 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2022-11-16 12:50:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:50:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:50:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2022-11-16 12:50:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2022-11-16 12:50:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 12:50:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 12:50:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:50:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 12:50:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 12:50:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2022-11-16 12:50:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2022-11-16 12:50:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2022-11-16 12:50:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2022-11-16 12:50:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2022-11-16 12:50:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2022-11-16 12:50:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:50:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:50:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 12:50:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 12:50:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-16 12:50:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-16 12:50:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:50:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 12:50:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 12:50:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-11-16 12:50:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-11-16 12:50:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 12:50:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 12:50:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:50:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2022-11-16 12:50:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2022-11-16 12:50:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2022-11-16 12:50:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2022-11-16 12:50:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2022-11-16 12:50:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2022-11-16 12:50:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-16 12:50:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-16 12:50:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:50:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:50:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2022-11-16 12:50:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2022-11-16 12:50:17,754 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2022-11-16 12:50:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2022-11-16 12:50:17,754 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2022-11-16 12:50:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2022-11-16 12:50:17,754 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2022-11-16 12:50:17,754 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2022-11-16 12:50:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-16 12:50:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-16 12:50:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-16 12:50:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-16 12:50:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2022-11-16 12:50:17,755 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2022-11-16 12:50:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2022-11-16 12:50:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2022-11-16 12:50:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2022-11-16 12:50:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2022-11-16 12:50:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2022-11-16 12:50:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2022-11-16 12:50:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-16 12:50:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-16 12:50:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2022-11-16 12:50:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2022-11-16 12:50:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-16 12:50:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-16 12:50:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-11-16 12:50:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-11-16 12:50:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:50:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2022-11-16 12:50:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2022-11-16 12:50:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2022-11-16 12:50:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2022-11-16 12:50:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:50:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:50:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-16 12:50:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-16 12:50:19,077 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:50:19,085 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:50:19,258 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:50:37,878 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:50:37,898 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:50:37,898 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 12:50:37,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:37 BoogieIcfgContainer [2022-11-16 12:50:37,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:50:37,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:50:37,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:50:37,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:50:37,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:50:12" (1/3) ... [2022-11-16 12:50:37,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@231a791a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:37, skipping insertion in model container [2022-11-16 12:50:37,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:16" (2/3) ... [2022-11-16 12:50:37,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@231a791a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:37, skipping insertion in model container [2022-11-16 12:50:37,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:37" (3/3) ... [2022-11-16 12:50:37,914 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2022-11-16 12:50:37,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:50:37,934 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:50:38,041 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:50:38,048 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17d734c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:50:38,048 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:50:38,061 INFO L276 IsEmpty]: Start isEmpty. Operand has 3084 states, 2370 states have (on average 1.4641350210970465) internal successors, (3470), 2401 states have internal predecessors, (3470), 620 states have call successors, (620), 93 states have call predecessors, (620), 92 states have return successors, (609), 606 states have call predecessors, (609), 609 states have call successors, (609) [2022-11-16 12:50:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2022-11-16 12:50:38,107 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:38,108 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:38,109 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:38,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:38,115 INFO L85 PathProgramCache]: Analyzing trace with hash -2087773370, now seen corresponding path program 1 times [2022-11-16 12:50:38,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:38,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875892940] [2022-11-16 12:50:38,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:38,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:50:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:50:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:50:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:50:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:50:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:50:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:50:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:50:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:50:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:50:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:50:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:50:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:50:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:50:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:50:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:50:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:50:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:50:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:50:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:50:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:50:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:50:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:39,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:50:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:50:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:50:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:50:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:50:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:50:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:50:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:50:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:50:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:50:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:50:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:50:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:50:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-11-16 12:50:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-11-16 12:50:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4452 trivial. 0 not checked. [2022-11-16 12:50:40,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:40,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875892940] [2022-11-16 12:50:40,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875892940] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:40,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:40,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:50:40,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778250945] [2022-11-16 12:50:40,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:40,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:50:40,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:40,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:50:40,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:50:40,388 INFO L87 Difference]: Start difference. First operand has 3084 states, 2370 states have (on average 1.4641350210970465) internal successors, (3470), 2401 states have internal predecessors, (3470), 620 states have call successors, (620), 93 states have call predecessors, (620), 92 states have return successors, (609), 606 states have call predecessors, (609), 609 states have call successors, (609) Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 12:50:52,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:50:54,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:05,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:51:11,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:13,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:18,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:20,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:22,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:22,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:51:22,941 INFO L93 Difference]: Finished difference Result 6737 states and 10832 transitions. [2022-11-16 12:51:22,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:51:22,944 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 524 [2022-11-16 12:51:22,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:51:22,992 INFO L225 Difference]: With dead ends: 6737 [2022-11-16 12:51:22,992 INFO L226 Difference]: Without dead ends: 3610 [2022-11-16 12:51:23,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:51:23,028 INFO L413 NwaCegarLoop]: 3974 mSDtfsCounter, 1671 mSDsluCounter, 8972 mSDsCounter, 0 mSdLazyCounter, 6783 mSolverCounterSat, 1652 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 12946 SdHoareTripleChecker+Invalid, 8442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1652 IncrementalHoareTripleChecker+Valid, 6783 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2022-11-16 12:51:23,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1752 Valid, 12946 Invalid, 8442 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1652 Valid, 6783 Invalid, 7 Unknown, 0 Unchecked, 41.8s Time] [2022-11-16 12:51:23,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2022-11-16 12:51:23,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 3036. [2022-11-16 12:51:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3036 states, 2344 states have (on average 1.4581911262798635) internal successors, (3418), 2360 states have internal predecessors, (3418), 600 states have call successors, (600), 92 states have call predecessors, (600), 91 states have return successors, (598), 595 states have call predecessors, (598), 598 states have call successors, (598) [2022-11-16 12:51:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 3036 states and 4616 transitions. [2022-11-16 12:51:23,304 INFO L78 Accepts]: Start accepts. Automaton has 3036 states and 4616 transitions. Word has length 524 [2022-11-16 12:51:23,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:51:23,305 INFO L495 AbstractCegarLoop]: Abstraction has 3036 states and 4616 transitions. [2022-11-16 12:51:23,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 12:51:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 4616 transitions. [2022-11-16 12:51:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2022-11-16 12:51:23,319 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:51:23,319 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:51:23,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:51:23,320 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:51:23,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:51:23,321 INFO L85 PathProgramCache]: Analyzing trace with hash 2077903736, now seen corresponding path program 1 times [2022-11-16 12:51:23,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:51:23,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100383552] [2022-11-16 12:51:23,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:51:23,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:51:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:51:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:51:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:51:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:51:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:51:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:51:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:51:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:51:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:51:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:51:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:51:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:51:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:51:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:51:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:51:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:51:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:51:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:51:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:51:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:51:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:51:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:51:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:51:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:51:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:51:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:51:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:51:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:51:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:51:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:51:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:51:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:51:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:51:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-11-16 12:51:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2022-11-16 12:51:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4452 trivial. 0 not checked. [2022-11-16 12:51:24,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:51:24,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100383552] [2022-11-16 12:51:24,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100383552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:51:24,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:51:24,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:51:24,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704990844] [2022-11-16 12:51:24,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:51:24,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:51:24,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:51:24,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:51:24,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:51:24,813 INFO L87 Difference]: Start difference. First operand 3036 states and 4616 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 12:51:36,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:45,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:51:47,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:51:52,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:55,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:56,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:51:56,480 INFO L93 Difference]: Finished difference Result 9950 states and 15667 transitions. [2022-11-16 12:51:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:51:56,481 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 524 [2022-11-16 12:51:56,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:51:56,542 INFO L225 Difference]: With dead ends: 9950 [2022-11-16 12:51:56,542 INFO L226 Difference]: Without dead ends: 6988 [2022-11-16 12:51:56,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:51:56,565 INFO L413 NwaCegarLoop]: 4595 mSDtfsCounter, 9143 mSDsluCounter, 9318 mSDsCounter, 0 mSdLazyCounter, 5880 mSolverCounterSat, 4904 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9668 SdHoareTripleChecker+Valid, 13913 SdHoareTripleChecker+Invalid, 10787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4904 IncrementalHoareTripleChecker+Valid, 5880 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:51:56,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9668 Valid, 13913 Invalid, 10787 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4904 Valid, 5880 Invalid, 3 Unknown, 0 Unchecked, 30.7s Time] [2022-11-16 12:51:56,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6988 states. [2022-11-16 12:51:56,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6988 to 5839. [2022-11-16 12:51:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5839 states, 4536 states have (on average 1.463183421516755) internal successors, (6637), 4564 states have internal predecessors, (6637), 1125 states have call successors, (1125), 178 states have call predecessors, (1125), 177 states have return successors, (1123), 1118 states have call predecessors, (1123), 1123 states have call successors, (1123) [2022-11-16 12:51:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5839 states to 5839 states and 8885 transitions. [2022-11-16 12:51:56,921 INFO L78 Accepts]: Start accepts. Automaton has 5839 states and 8885 transitions. Word has length 524 [2022-11-16 12:51:56,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:51:56,923 INFO L495 AbstractCegarLoop]: Abstraction has 5839 states and 8885 transitions. [2022-11-16 12:51:56,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 12:51:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 5839 states and 8885 transitions. [2022-11-16 12:51:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2022-11-16 12:51:56,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:51:56,940 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:51:56,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:51:56,940 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:51:56,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:51:56,941 INFO L85 PathProgramCache]: Analyzing trace with hash 975736646, now seen corresponding path program 1 times [2022-11-16 12:51:56,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:51:56,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329764595] [2022-11-16 12:51:56,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:51:56,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:51:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:51:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:51:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:51:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:51:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:51:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:51:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:51:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:51:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:51:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:51:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:51:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:51:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:51:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:51:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:51:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:51:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:51:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:57,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:51:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:51:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:51:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:51:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:51:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:51:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:51:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:51:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:51:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:51:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:51:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:51:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:51:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:51:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:51:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:51:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:51:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:51:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-11-16 12:51:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-11-16 12:51:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2022-11-16 12:51:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:51:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4455 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4455 trivial. 0 not checked. [2022-11-16 12:51:58,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:51:58,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329764595] [2022-11-16 12:51:58,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329764595] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:51:58,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:51:58,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:51:58,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249524631] [2022-11-16 12:51:58,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:51:58,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:51:58,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:51:58,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:51:58,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:51:58,413 INFO L87 Difference]: Start difference. First operand 5839 states and 8885 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-11-16 12:52:00,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:06,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:16,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:52:20,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:24,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:25,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:52:25,048 INFO L93 Difference]: Finished difference Result 13115 states and 20332 transitions. [2022-11-16 12:52:25,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:52:25,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 543 [2022-11-16 12:52:25,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:52:25,103 INFO L225 Difference]: With dead ends: 13115 [2022-11-16 12:52:25,103 INFO L226 Difference]: Without dead ends: 7350 [2022-11-16 12:52:25,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:52:25,136 INFO L413 NwaCegarLoop]: 4073 mSDtfsCounter, 2966 mSDsluCounter, 7758 mSDsCounter, 0 mSdLazyCounter, 5169 mSolverCounterSat, 2574 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3105 SdHoareTripleChecker+Valid, 11831 SdHoareTripleChecker+Invalid, 7747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2574 IncrementalHoareTripleChecker+Valid, 5169 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:52:25,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3105 Valid, 11831 Invalid, 7747 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2574 Valid, 5169 Invalid, 4 Unknown, 0 Unchecked, 26.0s Time] [2022-11-16 12:52:25,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2022-11-16 12:52:25,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 6381. [2022-11-16 12:52:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6381 states, 4969 states have (on average 1.4576373515797947) internal successors, (7243), 4998 states have internal predecessors, (7243), 1201 states have call successors, (1201), 211 states have call predecessors, (1201), 210 states have return successors, (1199), 1193 states have call predecessors, (1199), 1199 states have call successors, (1199) [2022-11-16 12:52:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6381 states to 6381 states and 9643 transitions. [2022-11-16 12:52:25,462 INFO L78 Accepts]: Start accepts. Automaton has 6381 states and 9643 transitions. Word has length 543 [2022-11-16 12:52:25,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:52:25,463 INFO L495 AbstractCegarLoop]: Abstraction has 6381 states and 9643 transitions. [2022-11-16 12:52:25,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (44), 6 states have call predecessors, (44), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-11-16 12:52:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 6381 states and 9643 transitions. [2022-11-16 12:52:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-11-16 12:52:25,478 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:52:25,478 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:52:25,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:52:25,479 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:52:25,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:52:25,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1311038765, now seen corresponding path program 1 times [2022-11-16 12:52:25,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:52:25,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027543535] [2022-11-16 12:52:25,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:52:25,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:52:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:52:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:52:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:52:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:52:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:52:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:52:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:52:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:52:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:52:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:52:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:52:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:52:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:52:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:52:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:52:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:52:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:52:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:52:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:52:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:52:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:52:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:52:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:52:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:52:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:52:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:52:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:52:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:52:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:52:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:52:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:52:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:52:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:52:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:52:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:52:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-11-16 12:52:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-11-16 12:52:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-16 12:52:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-16 12:52:27,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:52:27,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027543535] [2022-11-16 12:52:27,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027543535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:52:27,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:52:27,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:52:27,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908437968] [2022-11-16 12:52:27,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:52:27,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:52:27,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:52:27,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:52:27,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:52:27,225 INFO L87 Difference]: Start difference. First operand 6381 states and 9643 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:52:29,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:34,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:42,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:52:48,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:48,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:52:48,754 INFO L93 Difference]: Finished difference Result 13838 states and 21460 transitions. [2022-11-16 12:52:48,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:52:48,755 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 583 [2022-11-16 12:52:48,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:52:48,805 INFO L225 Difference]: With dead ends: 13838 [2022-11-16 12:52:48,806 INFO L226 Difference]: Without dead ends: 7545 [2022-11-16 12:52:48,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:52:48,834 INFO L413 NwaCegarLoop]: 3884 mSDtfsCounter, 7581 mSDsluCounter, 4878 mSDsCounter, 0 mSdLazyCounter, 3215 mSolverCounterSat, 3743 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8041 SdHoareTripleChecker+Valid, 8762 SdHoareTripleChecker+Invalid, 6961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3743 IncrementalHoareTripleChecker+Valid, 3215 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2022-11-16 12:52:48,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8041 Valid, 8762 Invalid, 6961 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3743 Valid, 3215 Invalid, 3 Unknown, 0 Unchecked, 20.9s Time] [2022-11-16 12:52:48,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7545 states. [2022-11-16 12:52:49,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7545 to 6381. [2022-11-16 12:52:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6381 states, 4969 states have (on average 1.4568323606359428) internal successors, (7239), 4998 states have internal predecessors, (7239), 1201 states have call successors, (1201), 211 states have call predecessors, (1201), 210 states have return successors, (1199), 1193 states have call predecessors, (1199), 1199 states have call successors, (1199) [2022-11-16 12:52:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6381 states to 6381 states and 9639 transitions. [2022-11-16 12:52:49,293 INFO L78 Accepts]: Start accepts. Automaton has 6381 states and 9639 transitions. Word has length 583 [2022-11-16 12:52:49,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:52:49,295 INFO L495 AbstractCegarLoop]: Abstraction has 6381 states and 9639 transitions. [2022-11-16 12:52:49,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:52:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 6381 states and 9639 transitions. [2022-11-16 12:52:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-11-16 12:52:49,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:52:49,311 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:52:49,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:52:49,312 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:52:49,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:52:49,312 INFO L85 PathProgramCache]: Analyzing trace with hash -472005103, now seen corresponding path program 1 times [2022-11-16 12:52:49,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:52:49,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605564582] [2022-11-16 12:52:49,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:52:49,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:52:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:52:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:52:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:52:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:52:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:52:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:52:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:52:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:52:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:52:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:52:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:52:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:52:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:52:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:52:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:52:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:52:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:52:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:52:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:52:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:52:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:52:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:52:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:52:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:52:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:52:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:52:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:52:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:52:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:52:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:52:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:52:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:52:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:52:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:52:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:52:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-11-16 12:52:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-11-16 12:52:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-16 12:52:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-16 12:52:50,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:52:50,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605564582] [2022-11-16 12:52:50,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605564582] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:52:50,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:52:50,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:52:50,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570018603] [2022-11-16 12:52:50,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:52:50,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:52:50,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:52:50,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:52:50,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:52:50,805 INFO L87 Difference]: Start difference. First operand 6381 states and 9639 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:52:53,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:55,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:56,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:01,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:03,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:15,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:53:17,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:53:22,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:29,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:29,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:53:29,691 INFO L93 Difference]: Finished difference Result 13838 states and 21452 transitions. [2022-11-16 12:53:29,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:53:29,692 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 583 [2022-11-16 12:53:29,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:53:29,729 INFO L225 Difference]: With dead ends: 13838 [2022-11-16 12:53:29,729 INFO L226 Difference]: Without dead ends: 7545 [2022-11-16 12:53:29,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:53:29,752 INFO L413 NwaCegarLoop]: 3888 mSDtfsCounter, 6244 mSDsluCounter, 8812 mSDsCounter, 0 mSdLazyCounter, 6764 mSolverCounterSat, 2155 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6708 SdHoareTripleChecker+Valid, 12700 SdHoareTripleChecker+Invalid, 8924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2155 IncrementalHoareTripleChecker+Valid, 6764 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:53:29,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6708 Valid, 12700 Invalid, 8924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2155 Valid, 6764 Invalid, 5 Unknown, 0 Unchecked, 38.1s Time] [2022-11-16 12:53:29,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7545 states. [2022-11-16 12:53:30,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7545 to 6381. [2022-11-16 12:53:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6381 states, 4969 states have (on average 1.456027369692091) internal successors, (7235), 4998 states have internal predecessors, (7235), 1201 states have call successors, (1201), 211 states have call predecessors, (1201), 210 states have return successors, (1199), 1193 states have call predecessors, (1199), 1199 states have call successors, (1199) [2022-11-16 12:53:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6381 states to 6381 states and 9635 transitions. [2022-11-16 12:53:30,121 INFO L78 Accepts]: Start accepts. Automaton has 6381 states and 9635 transitions. Word has length 583 [2022-11-16 12:53:30,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:53:30,122 INFO L495 AbstractCegarLoop]: Abstraction has 6381 states and 9635 transitions. [2022-11-16 12:53:30,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:53:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 6381 states and 9635 transitions. [2022-11-16 12:53:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-11-16 12:53:30,128 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:53:30,128 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:53:30,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:53:30,128 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:53:30,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:53:30,129 INFO L85 PathProgramCache]: Analyzing trace with hash -444939501, now seen corresponding path program 1 times [2022-11-16 12:53:30,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:53:30,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872459230] [2022-11-16 12:53:30,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:53:30,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:53:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:53:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:53:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:53:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:53:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:53:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:53:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:53:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:53:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:53:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:53:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:53:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:53:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:53:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:53:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:53:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:53:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:53:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:53:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:53:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:53:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:53:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:53:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:53:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:53:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:53:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:53:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:53:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:53:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:53:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:53:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:53:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:53:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:53:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:53:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:53:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-11-16 12:53:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-11-16 12:53:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-16 12:53:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:31,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-16 12:53:31,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:53:31,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872459230] [2022-11-16 12:53:31,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872459230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:53:31,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:53:31,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:53:31,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390018896] [2022-11-16 12:53:31,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:53:31,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:53:31,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:53:31,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:53:31,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:53:31,617 INFO L87 Difference]: Start difference. First operand 6381 states and 9635 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:53:34,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:39,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:51,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:53:53,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:54:05,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:07,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:08,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:54:08,692 INFO L93 Difference]: Finished difference Result 20968 states and 32813 transitions. [2022-11-16 12:54:08,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 12:54:08,693 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 583 [2022-11-16 12:54:08,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:54:08,763 INFO L225 Difference]: With dead ends: 20968 [2022-11-16 12:54:08,763 INFO L226 Difference]: Without dead ends: 14675 [2022-11-16 12:54:08,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:54:08,790 INFO L413 NwaCegarLoop]: 4336 mSDtfsCounter, 8384 mSDsluCounter, 10570 mSDsCounter, 0 mSdLazyCounter, 7856 mSolverCounterSat, 3797 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8923 SdHoareTripleChecker+Valid, 14906 SdHoareTripleChecker+Invalid, 11658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3797 IncrementalHoareTripleChecker+Valid, 7856 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:54:08,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8923 Valid, 14906 Invalid, 11658 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3797 Valid, 7856 Invalid, 5 Unknown, 0 Unchecked, 36.0s Time] [2022-11-16 12:54:08,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14675 states. [2022-11-16 12:54:09,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14675 to 12351. [2022-11-16 12:54:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12351 states, 9665 states have (on average 1.462493533367822) internal successors, (14135), 9716 states have internal predecessors, (14135), 2294 states have call successors, (2294), 392 states have call predecessors, (2294), 391 states have return successors, (2292), 2282 states have call predecessors, (2292), 2292 states have call successors, (2292) [2022-11-16 12:54:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12351 states to 12351 states and 18721 transitions. [2022-11-16 12:54:09,604 INFO L78 Accepts]: Start accepts. Automaton has 12351 states and 18721 transitions. Word has length 583 [2022-11-16 12:54:09,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:54:09,605 INFO L495 AbstractCegarLoop]: Abstraction has 12351 states and 18721 transitions. [2022-11-16 12:54:09,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2022-11-16 12:54:09,605 INFO L276 IsEmpty]: Start isEmpty. Operand 12351 states and 18721 transitions. [2022-11-16 12:54:09,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-11-16 12:54:09,610 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:54:09,611 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:54:09,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:54:09,611 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:54:09,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:54:09,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1772690897, now seen corresponding path program 1 times [2022-11-16 12:54:09,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:54:09,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631688936] [2022-11-16 12:54:09,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:54:09,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:54:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:54:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:54:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:54:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:54:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:54:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:54:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:54:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:54:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:54:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:54:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:54:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:54:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:54:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:54:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:54:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:54:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:54:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:54:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:54:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:54:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:54:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:54:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:54:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:54:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:54:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:54:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:54:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:54:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:54:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:54:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:54:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:54:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:54:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:54:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:54:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2022-11-16 12:54:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-11-16 12:54:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-16 12:54:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4806 trivial. 0 not checked. [2022-11-16 12:54:10,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:54:10,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631688936] [2022-11-16 12:54:10,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631688936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:54:10,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:54:10,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:54:10,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380812509] [2022-11-16 12:54:10,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:54:10,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:54:10,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:54:10,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:54:10,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:54:10,921 INFO L87 Difference]: Start difference. First operand 12351 states and 18721 transitions. Second operand has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-16 12:54:14,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:16,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:20,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:26,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:35,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:37,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:54:40,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:44,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:54:46,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:54:51,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:51,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:54:51,940 INFO L93 Difference]: Finished difference Result 39428 states and 62720 transitions. [2022-11-16 12:54:51,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:54:51,944 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 583 [2022-11-16 12:54:51,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:54:52,060 INFO L225 Difference]: With dead ends: 39428 [2022-11-16 12:54:52,060 INFO L226 Difference]: Without dead ends: 27165 [2022-11-16 12:54:52,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:54:52,111 INFO L413 NwaCegarLoop]: 5071 mSDtfsCounter, 7603 mSDsluCounter, 15474 mSDsCounter, 0 mSdLazyCounter, 6781 mSolverCounterSat, 4241 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8106 SdHoareTripleChecker+Valid, 20545 SdHoareTripleChecker+Invalid, 11029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4241 IncrementalHoareTripleChecker+Valid, 6781 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:54:52,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8106 Valid, 20545 Invalid, 11029 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4241 Valid, 6781 Invalid, 7 Unknown, 0 Unchecked, 39.5s Time] [2022-11-16 12:54:52,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27165 states. [2022-11-16 12:54:53,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27165 to 12355. [2022-11-16 12:54:53,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12355 states, 9669 states have (on average 1.4623022029165373) internal successors, (14139), 9720 states have internal predecessors, (14139), 2294 states have call successors, (2294), 392 states have call predecessors, (2294), 391 states have return successors, (2292), 2282 states have call predecessors, (2292), 2292 states have call successors, (2292) [2022-11-16 12:54:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12355 states to 12355 states and 18725 transitions. [2022-11-16 12:54:53,293 INFO L78 Accepts]: Start accepts. Automaton has 12355 states and 18725 transitions. Word has length 583 [2022-11-16 12:54:53,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:54:53,294 INFO L495 AbstractCegarLoop]: Abstraction has 12355 states and 18725 transitions. [2022-11-16 12:54:53,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-16 12:54:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 12355 states and 18725 transitions. [2022-11-16 12:54:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-11-16 12:54:53,300 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:54:53,301 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:54:53,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 12:54:53,301 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:54:53,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:54:53,302 INFO L85 PathProgramCache]: Analyzing trace with hash -921587137, now seen corresponding path program 1 times [2022-11-16 12:54:53,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:54:53,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982646222] [2022-11-16 12:54:53,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:54:53,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:54:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:54:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:54:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:54:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:53,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:54:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:54:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:54:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:54:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:54:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:54:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:54:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:54:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:54:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:54:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:54:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:54:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:54:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:54:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:54:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:54:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:54:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:54:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:54:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:54:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:54:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:54:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:54:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:54:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:54:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:54:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:54:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:54:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:54:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:54:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:54:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:54:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-11-16 12:54:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-11-16 12:54:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-11-16 12:54:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2022-11-16 12:54:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:54,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4811 trivial. 0 not checked. [2022-11-16 12:54:54,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:54:54,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982646222] [2022-11-16 12:54:54,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982646222] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:54:54,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:54:54,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 12:54:54,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617504510] [2022-11-16 12:54:54,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:54:54,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:54:54,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:54:54,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:54:54,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:54:54,718 INFO L87 Difference]: Start difference. First operand 12355 states and 18725 transitions. Second operand has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-16 12:54:56,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:59,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:08,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:10,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:27,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:55:31,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:55:33,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:55:35,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:55:37,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:55:42,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:45,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:48,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:55,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:57,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:59,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:01,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:03,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:04,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:04,570 INFO L93 Difference]: Finished difference Result 38948 states and 61858 transitions. [2022-11-16 12:56:04,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:56:04,571 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 589 [2022-11-16 12:56:04,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:04,706 INFO L225 Difference]: With dead ends: 38948 [2022-11-16 12:56:04,706 INFO L226 Difference]: Without dead ends: 26681 [2022-11-16 12:56:04,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:56:04,761 INFO L413 NwaCegarLoop]: 6605 mSDtfsCounter, 5722 mSDsluCounter, 21646 mSDsCounter, 0 mSdLazyCounter, 10177 mSolverCounterSat, 2106 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6195 SdHoareTripleChecker+Valid, 28251 SdHoareTripleChecker+Invalid, 12297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2106 IncrementalHoareTripleChecker+Valid, 10177 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:04,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6195 Valid, 28251 Invalid, 12297 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2106 Valid, 10177 Invalid, 14 Unknown, 0 Unchecked, 68.0s Time] [2022-11-16 12:56:04,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26681 states. [2022-11-16 12:56:05,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26681 to 12363. [2022-11-16 12:56:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12363 states, 9677 states have (on average 1.4619200165340498) internal successors, (14147), 9728 states have internal predecessors, (14147), 2294 states have call successors, (2294), 392 states have call predecessors, (2294), 391 states have return successors, (2292), 2282 states have call predecessors, (2292), 2292 states have call successors, (2292) [2022-11-16 12:56:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12363 states to 12363 states and 18733 transitions. [2022-11-16 12:56:05,897 INFO L78 Accepts]: Start accepts. Automaton has 12363 states and 18733 transitions. Word has length 589 [2022-11-16 12:56:05,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:05,898 INFO L495 AbstractCegarLoop]: Abstraction has 12363 states and 18733 transitions. [2022-11-16 12:56:05,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (46), 6 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-16 12:56:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 12363 states and 18733 transitions. [2022-11-16 12:56:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2022-11-16 12:56:05,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:05,905 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:05,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:56:05,906 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:05,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:05,907 INFO L85 PathProgramCache]: Analyzing trace with hash -335775677, now seen corresponding path program 1 times [2022-11-16 12:56:05,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:56:05,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358033372] [2022-11-16 12:56:05,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:05,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:56:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:56:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:56:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:56:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:56:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 12:56:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-16 12:56:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-16 12:56:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-16 12:56:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-16 12:56:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-16 12:56:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-16 12:56:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-16 12:56:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:56:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-16 12:56:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:56:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-16 12:56:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:56:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-16 12:56:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:06,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2022-11-16 12:56:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:56:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-16 12:56:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-16 12:56:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-16 12:56:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-16 12:56:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-11-16 12:56:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2022-11-16 12:56:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-11-16 12:56:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-11-16 12:56:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-16 12:56:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-11-16 12:56:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-16 12:56:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-16 12:56:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2022-11-16 12:56:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-11-16 12:56:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2022-11-16 12:56:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-11-16 12:56:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-11-16 12:56:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:56:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:56:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2022-11-16 12:56:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2022-11-16 12:56:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4811 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4811 trivial. 0 not checked. [2022-11-16 12:56:07,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:56:07,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358033372] [2022-11-16 12:56:07,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358033372] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:56:07,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:56:07,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 12:56:07,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057010204] [2022-11-16 12:56:07,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:56:07,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 12:56:07,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:56:07,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 12:56:07,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:56:07,378 INFO L87 Difference]: Start difference. First operand 12363 states and 18733 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-16 12:56:08,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:13,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:20,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:23,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 12:56:27,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:31,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:56:31,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:31,647 INFO L93 Difference]: Finished difference Result 14683 states and 23304 transitions. [2022-11-16 12:56:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:56:31,648 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 593 [2022-11-16 12:56:31,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:31,650 INFO L225 Difference]: With dead ends: 14683 [2022-11-16 12:56:31,650 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:56:31,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:56:31,705 INFO L413 NwaCegarLoop]: 3907 mSDtfsCounter, 7000 mSDsluCounter, 5121 mSDsCounter, 0 mSdLazyCounter, 3410 mSolverCounterSat, 2979 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7459 SdHoareTripleChecker+Valid, 9028 SdHoareTripleChecker+Invalid, 6392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2979 IncrementalHoareTripleChecker+Valid, 3410 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:31,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7459 Valid, 9028 Invalid, 6392 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2979 Valid, 3410 Invalid, 3 Unknown, 0 Unchecked, 23.2s Time] [2022-11-16 12:56:31,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:56:31,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:56:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:56:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:56:31,709 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 593 [2022-11-16 12:56:31,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:31,710 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:56:31,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-16 12:56:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:56:31,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:56:31,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:56:31,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 12:56:31,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:59:58,952 WARN L233 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:04,551 WARN L233 SmtUtils]: Spent 5.59s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:13,104 WARN L233 SmtUtils]: Spent 5.82s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:19,622 WARN L233 SmtUtils]: Spent 5.57s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:25,310 WARN L233 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:32,160 WARN L233 SmtUtils]: Spent 5.78s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:37,714 WARN L233 SmtUtils]: Spent 5.55s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:43,512 WARN L233 SmtUtils]: Spent 5.79s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:52,225 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:00:57,939 WARN L233 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:22,360 WARN L233 SmtUtils]: Spent 5.56s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:27,982 WARN L233 SmtUtils]: Spent 5.62s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:36,461 WARN L233 SmtUtils]: Spent 5.78s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:44,273 WARN L233 SmtUtils]: Spent 6.77s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:49,787 WARN L233 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:01:57,674 WARN L233 SmtUtils]: Spent 6.86s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:02:04,159 WARN L233 SmtUtils]: Spent 6.48s on a formula simplification. DAG size of input: 62 DAG size of output: 55 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:02:10,219 WARN L233 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:02:19,681 WARN L233 SmtUtils]: Spent 6.34s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-16 13:02:26,242 WARN L233 SmtUtils]: Spent 6.56s on a formula simplification. DAG size of input: 58 DAG size of output: 51 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)