./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--net--ethernet--intel--e1000--e1000.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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/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 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e --- 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 12:42:07,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:42:07,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:42:07,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:42:07,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:42:07,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:42:07,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:42:07,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:42:07,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:42:07,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:42:07,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:42:07,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:42:07,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:42:07,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:42:08,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:42:08,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:42:08,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:42:08,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:42:08,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:42:08,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:42:08,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:42:08,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:42:08,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:42:08,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:42:08,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:42:08,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:42:08,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:42:08,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:42:08,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:42:08,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:42:08,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:42:08,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:42:08,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:42:08,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:42:08,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:42:08,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:42:08,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:42:08,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:42:08,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:42:08,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:42:08,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:42:08,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:42:08,099 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:42:08,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:42:08,103 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:42:08,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:42:08,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:42:08,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:42:08,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:42:08,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:42:08,107 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:42:08,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:42:08,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:42:08,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:42:08,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:42:08,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:42:08,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:42:08,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:42:08,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:42:08,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:42:08,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:42:08,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:42:08,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:42:08,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:42:08,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:42:08,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:42:08,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:42:08,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:42:08,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:42:08,113 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:42:08,113 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:42:08,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:42:08,114 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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e [2022-11-16 12:42:08,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:42:08,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:42:08,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:42:08,485 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:42:08,486 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:42:08,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-16 12:42:08,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/data/81e85da22/2a4ee419ddbc459b83b4fc416bcfa99e/FLAG2ce52ea4c [2022-11-16 12:42:10,152 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:42:10,153 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-16 12:42:10,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/data/81e85da22/2a4ee419ddbc459b83b4fc416bcfa99e/FLAG2ce52ea4c [2022-11-16 12:42:10,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/data/81e85da22/2a4ee419ddbc459b83b4fc416bcfa99e [2022-11-16 12:42:10,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:42:10,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:42:10,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:42:10,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:42:10,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:42:10,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:42:10" (1/1) ... [2022-11-16 12:42:10,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@568b2c99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:10, skipping insertion in model container [2022-11-16 12:42:10,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:42:10" (1/1) ... [2022-11-16 12:42:10,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:42:10,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:42:21,412 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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2022-11-16 12:42:21,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:42:21,651 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:42:23,322 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_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2022-11-16 12:42:23,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:42:24,183 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:42:24,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24 WrapperNode [2022-11-16 12:42:24,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:42:24,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:42:24,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:42:24,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:42:24,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:24,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:25,687 INFO L138 Inliner]: procedures = 715, calls = 14317, calls flagged for inlining = 321, calls inlined = 272, statements flattened = 26452 [2022-11-16 12:42:25,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:42:25,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:42:25,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:42:25,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:42:25,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:25,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:25,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:26,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:26,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:27,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:27,541 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:27,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:27,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:42:27,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:42:27,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:42:27,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:42:27,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (1/1) ... [2022-11-16 12:42:27,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:42:27,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:42:27,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:42:27,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0e0f51e-bd01-4a3e-b6e6-f2f49495e714/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:42:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 12:42:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 12:42:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-16 12:42:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-16 12:42:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-16 12:42:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-16 12:42:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-16 12:42:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-16 12:42:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-16 12:42:27,982 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-16 12:42:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-16 12:42:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-16 12:42:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:42:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:42:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2022-11-16 12:42:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2022-11-16 12:42:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-16 12:42:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-16 12:42:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-16 12:42:27,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-16 12:42:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-16 12:42:27,985 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-16 12:42:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-16 12:42:27,986 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-16 12:42:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-16 12:42:27,986 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-16 12:42:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-16 12:42:27,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-16 12:42:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:42:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:42:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-16 12:42:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-16 12:42:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-16 12:42:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-16 12:42:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-16 12:42:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-16 12:42:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 12:42:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 12:42:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-16 12:42:27,989 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-16 12:42:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-16 12:42:27,989 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-16 12:42:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-16 12:42:27,990 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-16 12:42:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-16 12:42:27,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-16 12:42:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-16 12:42:27,991 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-16 12:42:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-16 12:42:27,991 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-16 12:42:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-16 12:42:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-16 12:42:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-16 12:42:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-16 12:42:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-16 12:42:27,993 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-16 12:42:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-16 12:42:27,995 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-16 12:42:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-16 12:42:27,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-16 12:42:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-16 12:42:27,996 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-16 12:42:27,996 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-16 12:42:27,996 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-16 12:42:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-16 12:42:27,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-16 12:42:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-16 12:42:27,997 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-16 12:42:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2022-11-16 12:42:27,998 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2022-11-16 12:42:27,998 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-16 12:42:27,998 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-16 12:42:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-16 12:42:27,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-16 12:42:27,999 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 12:42:27,999 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 12:42:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-16 12:42:28,000 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-16 12:42:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-16 12:42:28,000 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-16 12:42:28,000 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:42:28,001 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:42:28,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-16 12:42:28,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-16 12:42:28,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:42:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-16 12:42:28,002 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-16 12:42:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-16 12:42:28,002 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-16 12:42:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-16 12:42:28,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-16 12:42:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-16 12:42:28,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-16 12:42:28,004 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-16 12:42:28,004 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-16 12:42:28,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-16 12:42:28,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-16 12:42:28,005 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 12:42:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 12:42:28,005 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-16 12:42:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-16 12:42:28,005 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-16 12:42:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-16 12:42:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-16 12:42:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-16 12:42:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-16 12:42:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-16 12:42:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-16 12:42:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-16 12:42:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:42:28,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:42:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-16 12:42:28,008 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-16 12:42:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-16 12:42:28,009 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-16 12:42:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:42:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-16 12:42:28,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-16 12:42:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-16 12:42:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-16 12:42:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-16 12:42:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-16 12:42:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-16 12:42:28,011 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-16 12:42:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-16 12:42:28,011 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-16 12:42:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-16 12:42:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-16 12:42:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:42:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-16 12:42:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-16 12:42:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:42:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-16 12:42:28,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-16 12:42:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-16 12:42:28,013 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-16 12:42:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-16 12:42:28,014 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-16 12:42:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-16 12:42:28,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-16 12:42:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:42:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:42:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-16 12:42:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-16 12:42:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-16 12:42:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-16 12:42:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-16 12:42:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-16 12:42:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-16 12:42:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-16 12:42:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-16 12:42:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-16 12:42:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-16 12:42:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-16 12:42:28,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 12:42:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 12:42:28,018 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-16 12:42:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-16 12:42:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-16 12:42:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-16 12:42:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-16 12:42:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-16 12:42:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-16 12:42:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-16 12:42:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-16 12:42:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-16 12:42:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-16 12:42:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-16 12:42:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2022-11-16 12:42:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2022-11-16 12:42:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-16 12:42:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-16 12:42:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-16 12:42:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-16 12:42:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-16 12:42:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-16 12:42:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 12:42:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 12:42:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2022-11-16 12:42:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2022-11-16 12:42:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:42:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-16 12:42:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-16 12:42:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-16 12:42:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-16 12:42:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-16 12:42:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:42:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-16 12:42:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-16 12:42:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-16 12:42:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-16 12:42:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-16 12:42:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-16 12:42:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:42:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:42:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-16 12:42:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-16 12:42:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2022-11-16 12:42:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2022-11-16 12:42:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-16 12:42:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-16 12:42:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-16 12:42:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-16 12:42:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-16 12:42:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-16 12:42:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-16 12:42:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-16 12:42:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 12:42:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-16 12:42:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-16 12:42:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-16 12:42:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-16 12:42:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-16 12:42:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-16 12:42:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-16 12:42:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-16 12:42:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-16 12:42:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-16 12:42:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-16 12:42:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 12:42:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 12:42:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-16 12:42:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-16 12:42:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-16 12:42:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-16 12:42:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-16 12:42:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-16 12:42:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-16 12:42:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-16 12:42:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-16 12:42:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-16 12:42:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-16 12:42:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-16 12:42:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-16 12:42:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-16 12:42:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-16 12:42:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-16 12:42:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-16 12:42:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-16 12:42:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-16 12:42:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-16 12:42:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-16 12:42:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-16 12:42:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-16 12:42:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-16 12:42:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-16 12:42:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-16 12:42:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-16 12:42:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-16 12:42:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-16 12:42:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-16 12:42:28,039 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-16 12:42:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-16 12:42:28,039 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-16 12:42:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-16 12:42:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:42:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:42:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-16 12:42:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-16 12:42:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-16 12:42:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-16 12:42:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-16 12:42:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-16 12:42:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-16 12:42:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-16 12:42:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-16 12:42:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-16 12:42:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 12:42:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 12:42:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-16 12:42:28,044 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-16 12:42:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:42:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:42:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:42:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:42:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-16 12:42:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-16 12:42:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 12:42:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-16 12:42:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2022-11-16 12:42:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2022-11-16 12:42:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2022-11-16 12:42:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2022-11-16 12:42:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-16 12:42:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-16 12:42:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-16 12:42:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-16 12:42:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-16 12:42:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-16 12:42:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 12:42:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-16 12:42:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-16 12:42:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:42:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:42:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-16 12:42:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-16 12:42:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2022-11-16 12:42:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2022-11-16 12:42:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-16 12:42:28,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-16 12:42:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-16 12:42:28,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-16 12:42:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-16 12:42:28,051 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-16 12:42:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 12:42:28,051 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 12:42:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 12:42:28,051 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 12:42:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-16 12:42:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-16 12:42:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-16 12:42:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-16 12:42:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-16 12:42:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-16 12:42:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:42:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:42:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-16 12:42:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-16 12:42:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-16 12:42:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-16 12:42:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-16 12:42:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-16 12:42:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-16 12:42:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-16 12:42:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-16 12:42:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-16 12:42:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-16 12:42:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-16 12:42:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-16 12:42:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-16 12:42:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-16 12:42:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-16 12:42:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-16 12:42:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-16 12:42:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-16 12:42:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-16 12:42:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:42:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 12:42:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 12:42:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-16 12:42:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-16 12:42:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-16 12:42:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-16 12:42:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-16 12:42:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-16 12:42:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:42:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-16 12:42:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-16 12:42:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2022-11-16 12:42:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2022-11-16 12:42:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-16 12:42:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-16 12:42:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2022-11-16 12:42:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2022-11-16 12:42:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-16 12:42:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-16 12:42:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-16 12:42:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-16 12:42:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-16 12:42:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-16 12:42:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-16 12:42:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-16 12:42:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-16 12:42:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-16 12:42:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:42:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-16 12:42:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-16 12:42:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2022-11-16 12:42:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2022-11-16 12:42:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-16 12:42:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-16 12:42:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-16 12:42:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-16 12:42:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-16 12:42:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-16 12:42:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-16 12:42:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-16 12:42:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-16 12:42:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-16 12:42:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-16 12:42:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-16 12:42:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-16 12:42:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-16 12:42:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-16 12:42:28,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-16 12:42:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-16 12:42:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-16 12:42:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-16 12:42:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-16 12:42:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-16 12:42:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-16 12:42:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 12:42:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 12:42:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-16 12:42:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-16 12:42:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-16 12:42:28,119 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-16 12:42:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-16 12:42:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_45 [2022-11-16 12:42:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_45 [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-16 12:42:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-16 12:42:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-16 12:42:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-16 12:42:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-16 12:42:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-16 12:42:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-16 12:42:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-16 12:42:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-16 12:42:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-16 12:42:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-16 12:42:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-16 12:42:28,121 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-16 12:42:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-16 12:42:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-16 12:42:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-16 12:42:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-16 12:42:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-16 12:42:28,122 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 12:42:28,122 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 12:42:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-16 12:42:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-16 12:42:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-16 12:42:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-16 12:42:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:42:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-16 12:42:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:42:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:42:28,123 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-16 12:42:28,123 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-16 12:42:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2022-11-16 12:42:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2022-11-16 12:42:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-16 12:42:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-16 12:42:28,124 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-16 12:42:28,124 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-16 12:42:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:42:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:42:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-16 12:42:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-16 12:42:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-16 12:42:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-16 12:42:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-16 12:42:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-16 12:42:28,125 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-16 12:42:28,125 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-16 12:42:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-16 12:42:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-16 12:42:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 12:42:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 12:42:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-16 12:42:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-16 12:42:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-16 12:42:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-16 12:42:28,126 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-16 12:42:28,126 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-16 12:42:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2022-11-16 12:42:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-16 12:42:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-16 12:42:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-16 12:42:28,127 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-16 12:42:28,127 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-16 12:42:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-16 12:42:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-16 12:42:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-16 12:42:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-16 12:42:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-16 12:42:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-16 12:42:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-16 12:42:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-16 12:42:28,128 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-16 12:42:28,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-16 12:42:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-16 12:42:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-16 12:42:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-16 12:42:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-16 12:42:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-16 12:42:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-16 12:42:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-16 12:42:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-16 12:42:28,129 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-16 12:42:28,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 12:42:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-16 12:42:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-16 12:42:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-16 12:42:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-16 12:42:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-16 12:42:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-16 12:42:28,130 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-16 12:42:28,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-16 12:42:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-16 12:42:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-16 12:42:28,133 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-16 12:42:28,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:42:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:42:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-16 12:42:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-16 12:42:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2022-11-16 12:42:28,134 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2022-11-16 12:42:28,134 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-16 12:42:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-16 12:42:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2022-11-16 12:42:28,135 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2022-11-16 12:42:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:42:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-16 12:42:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-16 12:42:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-16 12:42:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-16 12:42:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-16 12:42:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2022-11-16 12:42:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2022-11-16 12:42:30,728 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:42:30,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:42:32,642 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:43:40,971 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:43:41,022 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:43:41,022 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 12:43:41,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:43:41 BoogieIcfgContainer [2022-11-16 12:43:41,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:43:41,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:43:41,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:43:41,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:43:41,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:42:10" (1/3) ... [2022-11-16 12:43:41,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6b72b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:43:41, skipping insertion in model container [2022-11-16 12:43:41,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:42:24" (2/3) ... [2022-11-16 12:43:41,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6b72b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:43:41, skipping insertion in model container [2022-11-16 12:43:41,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:43:41" (3/3) ... [2022-11-16 12:43:41,052 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-16 12:43:41,083 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:43:41,083 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:43:41,330 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:43:41,342 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;@304595cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:43:41,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:43:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand has 8499 states, 6146 states have (on average 1.4043280182232347) internal successors, (8631), 6244 states have internal predecessors, (8631), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) [2022-11-16 12:43:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-16 12:43:41,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:43:41,415 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:43:41,415 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:43:41,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:43:41,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1856238671, now seen corresponding path program 1 times [2022-11-16 12:43:41,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:43:41,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586699499] [2022-11-16 12:43:41,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:43:41,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:43:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:43:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:43:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:43:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:43:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:43:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:43:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:43:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:43,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:43:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:43:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:43:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-16 12:43:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:43:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:43:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-16 12:43:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:43:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-16 12:43:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:43:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:43:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:43:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:43:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:43:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-16 12:43:44,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:43:44,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586699499] [2022-11-16 12:43:44,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586699499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:43:44,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:43:44,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:43:44,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258294229] [2022-11-16 12:43:44,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:43:44,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:43:44,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:43:44,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:43:44,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:43:44,578 INFO L87 Difference]: Start difference. First operand has 8499 states, 6146 states have (on average 1.4043280182232347) internal successors, (8631), 6244 states have internal predecessors, (8631), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:43:50,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:11,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:23,570 WARN L539 Checker$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 12:44:25,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:27,684 WARN L539 Checker$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 12:44:29,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:31,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:33,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:35,272 WARN L539 Checker$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 12:44:37,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:39,857 WARN L539 Checker$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 12:44:41,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:44:43,940 WARN L539 Checker$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 12:44:45,986 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 12:44:50,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:44:50,578 INFO L93 Difference]: Finished difference Result 18226 states and 28589 transitions. [2022-11-16 12:44:50,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:44:50,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 206 [2022-11-16 12:44:50,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:44:50,716 INFO L225 Difference]: With dead ends: 18226 [2022-11-16 12:44:50,716 INFO L226 Difference]: Without dead ends: 9697 [2022-11-16 12:44:50,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:44:50,835 INFO L413 NwaCegarLoop]: 11029 mSDtfsCounter, 7736 mSDsluCounter, 6173 mSDsCounter, 0 mSdLazyCounter, 6310 mSolverCounterSat, 8492 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7861 SdHoareTripleChecker+Valid, 17202 SdHoareTripleChecker+Invalid, 14813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8492 IncrementalHoareTripleChecker+Valid, 6310 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:44:50,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7861 Valid, 17202 Invalid, 14813 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8492 Valid, 6310 Invalid, 11 Unknown, 0 Unchecked, 64.4s Time] [2022-11-16 12:44:50,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9697 states. [2022-11-16 12:44:51,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9697 to 8458. [2022-11-16 12:44:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8458 states, 6117 states have (on average 1.3854830799411477) internal successors, (8475), 6201 states have internal predecessors, (8475), 2087 states have call successors, (2087), 254 states have call predecessors, (2087), 253 states have return successors, (2085), 2079 states have call predecessors, (2085), 2085 states have call successors, (2085) [2022-11-16 12:44:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8458 states to 8458 states and 12647 transitions. [2022-11-16 12:44:52,020 INFO L78 Accepts]: Start accepts. Automaton has 8458 states and 12647 transitions. Word has length 206 [2022-11-16 12:44:52,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:44:52,021 INFO L495 AbstractCegarLoop]: Abstraction has 8458 states and 12647 transitions. [2022-11-16 12:44:52,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:44:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 8458 states and 12647 transitions. [2022-11-16 12:44:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-16 12:44:52,036 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:44:52,037 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:44:52,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:44:52,038 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:44:52,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:44:52,039 INFO L85 PathProgramCache]: Analyzing trace with hash 570136059, now seen corresponding path program 1 times [2022-11-16 12:44:52,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:44:52,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600234617] [2022-11-16 12:44:52,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:44:52,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:44:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:44:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:44:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:44:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:44:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:44:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:44:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:44:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:44:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:44:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:53,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:44:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-16 12:44:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:44:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:44:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-16 12:44:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:44:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-16 12:44:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:44:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:44:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:44:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-16 12:44:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:44:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-16 12:44:54,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:44:54,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600234617] [2022-11-16 12:44:54,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600234617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:44:54,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:44:54,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:44:54,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549771743] [2022-11-16 12:44:54,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:44:54,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:44:54,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:44:54,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:44:54,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:44:54,338 INFO L87 Difference]: Start difference. First operand 8458 states and 12647 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:44:58,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:38,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:40,411 WARN L539 Checker$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 12:45:41,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:43,868 WARN L539 Checker$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 12:45:46,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:48,219 WARN L539 Checker$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 12:45:50,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:51,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:53,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:45:55,977 WARN L539 Checker$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 12:45:57,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:00,050 WARN L539 Checker$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 12:46:02,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:03,629 WARN L539 Checker$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 12:46:05,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:07,670 WARN L539 Checker$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 12:46:09,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:11,200 WARN L539 Checker$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 12:46:13,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:15,404 WARN L539 Checker$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 12:46:17,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:19,419 WARN L539 Checker$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 12:46:21,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:23,458 WARN L539 Checker$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 12:46:25,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:27,498 WARN L539 Checker$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 12:46:29,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:31,025 WARN L539 Checker$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 12:46:32,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:34,202 WARN L539 Checker$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 12:46:36,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:38,261 WARN L539 Checker$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 12:46:40,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:42,280 WARN L539 Checker$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 12:46:44,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:46,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:46:48,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:47:12,418 WARN L539 Checker$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 12:47:17,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:47:19,155 WARN L539 Checker$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 12:47:21,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:47:46,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:48:07,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:48:07,530 INFO L93 Difference]: Finished difference Result 26765 states and 40930 transitions. [2022-11-16 12:48:07,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 12:48:07,531 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 208 [2022-11-16 12:48:07,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:48:07,826 INFO L225 Difference]: With dead ends: 26765 [2022-11-16 12:48:07,826 INFO L226 Difference]: Without dead ends: 18342 [2022-11-16 12:48:07,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:48:07,878 INFO L413 NwaCegarLoop]: 12575 mSDtfsCounter, 19668 mSDsluCounter, 26477 mSDsCounter, 0 mSdLazyCounter, 22568 mSolverCounterSat, 11630 mSolverCounterUnsat, 34 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 181.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21002 SdHoareTripleChecker+Valid, 39052 SdHoareTripleChecker+Invalid, 34232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 11630 IncrementalHoareTripleChecker+Valid, 22568 IncrementalHoareTripleChecker+Invalid, 34 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 190.9s IncrementalHoareTripleChecker+Time [2022-11-16 12:48:07,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21002 Valid, 39052 Invalid, 34232 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [11630 Valid, 22568 Invalid, 34 Unknown, 0 Unchecked, 190.9s Time] [2022-11-16 12:48:07,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18342 states. [2022-11-16 12:48:09,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18342 to 15942. [2022-11-16 12:48:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15942 states, 11538 states have (on average 1.3863754550182008) internal successors, (15996), 11694 states have internal predecessors, (15996), 3925 states have call successors, (3925), 480 states have call predecessors, (3925), 478 states have return successors, (3923), 3909 states have call predecessors, (3923), 3923 states have call successors, (3923) [2022-11-16 12:48:09,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15942 states to 15942 states and 23844 transitions. [2022-11-16 12:48:09,603 INFO L78 Accepts]: Start accepts. Automaton has 15942 states and 23844 transitions. Word has length 208 [2022-11-16 12:48:09,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:48:09,605 INFO L495 AbstractCegarLoop]: Abstraction has 15942 states and 23844 transitions. [2022-11-16 12:48:09,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:48:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 15942 states and 23844 transitions. [2022-11-16 12:48:09,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-16 12:48:09,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:48:09,618 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-16 12:48:09,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:48:09,618 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:48:09,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:48:09,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1880232545, now seen corresponding path program 1 times [2022-11-16 12:48:09,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:48:09,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250748844] [2022-11-16 12:48:09,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:48:09,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:48:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:48:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:48:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:48:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:48:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:48:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:48:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:48:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:48:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:48:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:48:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-16 12:48:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:48:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:48:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-16 12:48:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:11,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:48:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-16 12:48:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:48:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:48:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-16 12:48:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-16 12:48:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-16 12:48:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-16 12:48:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:48:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-16 12:48:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:48:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-16 12:48:12,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:48:12,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250748844] [2022-11-16 12:48:12,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250748844] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:48:12,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:48:12,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:48:12,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323623348] [2022-11-16 12:48:12,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:48:12,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:48:12,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:48:12,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:48:12,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:48:12,209 INFO L87 Difference]: Start difference. First operand 15942 states and 23844 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:48:33,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:48:44,602 WARN L539 Checker$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 12:48:46,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:48:48,736 WARN L539 Checker$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 12:48:50,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:48:52,828 WARN L539 Checker$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 12:48:54,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:48:56,876 WARN L539 Checker$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 12:48:58,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:49:00,928 WARN L539 Checker$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 12:49:03,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:49:05,881 WARN L539 Checker$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 12:49:07,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:49:34,377 WARN L539 Checker$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 12:49:52,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:49:52,585 INFO L93 Difference]: Finished difference Result 52304 states and 80020 transitions. [2022-11-16 12:49:52,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 12:49:52,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 242 [2022-11-16 12:49:52,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:49:52,913 INFO L225 Difference]: With dead ends: 52304 [2022-11-16 12:49:52,913 INFO L226 Difference]: Without dead ends: 36397 [2022-11-16 12:49:53,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:49:53,030 INFO L413 NwaCegarLoop]: 12757 mSDtfsCounter, 26752 mSDsluCounter, 16167 mSDsCounter, 0 mSdLazyCounter, 12695 mSolverCounterSat, 17901 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28243 SdHoareTripleChecker+Valid, 28924 SdHoareTripleChecker+Invalid, 30610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17901 IncrementalHoareTripleChecker+Valid, 12695 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 97.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:49:53,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28243 Valid, 28924 Invalid, 30610 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17901 Valid, 12695 Invalid, 14 Unknown, 0 Unchecked, 97.5s Time] [2022-11-16 12:49:53,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36397 states. [2022-11-16 12:49:56,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36397 to 31629. [2022-11-16 12:49:56,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31629 states, 22918 states have (on average 1.3869447595776245) internal successors, (31786), 23225 states have internal predecessors, (31786), 7760 states have call successors, (7760), 953 states have call predecessors, (7760), 950 states have return successors, (7758), 7730 states have call predecessors, (7758), 7758 states have call successors, (7758) [2022-11-16 12:49:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31629 states to 31629 states and 47304 transitions. [2022-11-16 12:49:56,454 INFO L78 Accepts]: Start accepts. Automaton has 31629 states and 47304 transitions. Word has length 242 [2022-11-16 12:49:56,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:49:56,456 INFO L495 AbstractCegarLoop]: Abstraction has 31629 states and 47304 transitions. [2022-11-16 12:49:56,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:49:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 31629 states and 47304 transitions. [2022-11-16 12:49:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-11-16 12:49:56,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:49:56,475 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-16 12:49:56,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:49:56,476 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:49:56,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:49:56,477 INFO L85 PathProgramCache]: Analyzing trace with hash -956159974, now seen corresponding path program 1 times [2022-11-16 12:49:56,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:49:56,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030156576] [2022-11-16 12:49:56,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:49:56,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:49:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:49:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:49:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:49:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:49:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:49:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:49:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:49:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:49:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:49:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:49:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-16 12:49:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:58,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:49:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:49:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-16 12:49:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:49:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-16 12:49:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:49:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:49:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-16 12:49:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 12:49:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-16 12:49:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-16 12:49:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-16 12:49:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-16 12:49:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-16 12:49:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:49:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:49:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-16 12:49:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:49:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-11-16 12:49:59,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:49:59,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030156576] [2022-11-16 12:49:59,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030156576] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:49:59,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:49:59,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:49:59,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033289848] [2022-11-16 12:49:59,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:49:59,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:49:59,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:49:59,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:49:59,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:49:59,379 INFO L87 Difference]: Start difference. First operand 31629 states and 47304 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-16 12:50:03,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:50:05,509 WARN L539 Checker$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 12:50:07,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:50:08,784 WARN L539 Checker$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 12:50:09,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:50:11,823 WARN L539 Checker$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 12:50:15,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:50:53,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:10,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:12,077 WARN L539 Checker$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 12:51:14,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:16,157 WARN L539 Checker$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 12:51:19,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:21,200 WARN L539 Checker$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 12:51:23,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:25,274 WARN L539 Checker$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 12:51:27,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:29,320 WARN L539 Checker$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 12:51:31,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:33,374 WARN L539 Checker$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 12:51:35,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:37,417 WARN L539 Checker$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 12:51:39,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:41,461 WARN L539 Checker$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 12:51:42,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:44,617 WARN L539 Checker$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 12:51:46,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:48,663 WARN L539 Checker$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 12:51:50,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:52,770 WARN L539 Checker$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 12:51:54,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:51:56,810 WARN L539 Checker$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 12:51:58,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:00,942 WARN L539 Checker$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 12:52:43,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:52:45,817 WARN L539 Checker$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 12:53:05,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:15,604 WARN L539 Checker$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 12:53:27,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:53:27,565 INFO L93 Difference]: Finished difference Result 99971 states and 152908 transitions. [2022-11-16 12:53:27,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 12:53:27,565 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 280 [2022-11-16 12:53:27,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:53:28,434 INFO L225 Difference]: With dead ends: 99971 [2022-11-16 12:53:28,434 INFO L226 Difference]: Without dead ends: 68377 [2022-11-16 12:53:28,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:53:28,741 INFO L413 NwaCegarLoop]: 16575 mSDtfsCounter, 16707 mSDsluCounter, 32861 mSDsCounter, 0 mSdLazyCounter, 26476 mSolverCounterSat, 9524 mSolverCounterUnsat, 30 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 192.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18097 SdHoareTripleChecker+Valid, 49436 SdHoareTripleChecker+Invalid, 36030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 9524 IncrementalHoareTripleChecker+Valid, 26476 IncrementalHoareTripleChecker+Invalid, 30 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 203.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:53:28,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18097 Valid, 49436 Invalid, 36030 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [9524 Valid, 26476 Invalid, 30 Unknown, 0 Unchecked, 203.3s Time] [2022-11-16 12:53:28,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68377 states. [2022-11-16 12:53:33,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68377 to 59275. [2022-11-16 12:53:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59275 states, 42756 states have (on average 1.3847880999158013) internal successors, (59208), 43325 states have internal predecessors, (59208), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14680 states have call predecessors, (14722), 14722 states have call successors, (14722) [2022-11-16 12:53:34,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59275 states to 59275 states and 88654 transitions. [2022-11-16 12:53:34,164 INFO L78 Accepts]: Start accepts. Automaton has 59275 states and 88654 transitions. Word has length 280 [2022-11-16 12:53:34,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:53:34,165 INFO L495 AbstractCegarLoop]: Abstraction has 59275 states and 88654 transitions. [2022-11-16 12:53:34,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-16 12:53:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 59275 states and 88654 transitions. [2022-11-16 12:53:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-11-16 12:53:34,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:53:34,199 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:53:34,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:53:34,199 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:53:34,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:53:34,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1297090131, now seen corresponding path program 1 times [2022-11-16 12:53:34,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:53:34,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101704578] [2022-11-16 12:53:34,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:53:34,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:53:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:35,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:53:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:35,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:35,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:53:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:53:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:53:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:53:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-16 12:53:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-16 12:53:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 12:53:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-16 12:53:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-16 12:53:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-16 12:53:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-16 12:53:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-16 12:53:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:53:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-16 12:53:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-16 12:53:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-16 12:53:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-16 12:53:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-16 12:53:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-16 12:53:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-16 12:53:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-16 12:53:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-16 12:53:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-11-16 12:53:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2022-11-16 12:53:36,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:53:36,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101704578] [2022-11-16 12:53:36,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101704578] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:53:36,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:53:36,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:53:36,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648978427] [2022-11-16 12:53:36,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:53:36,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:53:36,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:53:36,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:53:36,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:53:36,635 INFO L87 Difference]: Start difference. First operand 59275 states and 88654 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-16 12:53:41,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:30,446 WARN L539 Checker$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 12:54:32,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:34,512 WARN L539 Checker$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 12:54:37,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:39,667 WARN L539 Checker$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 12:54:41,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:43,731 WARN L539 Checker$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 12:54:46,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:48,457 WARN L539 Checker$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 12:54:50,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:52,503 WARN L539 Checker$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 12:54:54,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:56,545 WARN L539 Checker$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 12:54:58,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:00,938 WARN L539 Checker$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 12:55:03,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:05,353 WARN L539 Checker$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 12:55:07,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:09,398 WARN L539 Checker$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 12:55:11,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:13,518 WARN L539 Checker$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 12:55:15,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:27,026 WARN L539 Checker$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 12:55:29,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:39,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:48,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:55:48,945 INFO L93 Difference]: Finished difference Result 127609 states and 194247 transitions. [2022-11-16 12:55:48,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:55:48,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 3 states have internal predecessors, (126), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 318 [2022-11-16 12:55:48,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:55:49,666 INFO L225 Difference]: With dead ends: 127609 [2022-11-16 12:55:49,666 INFO L226 Difference]: Without dead ends: 68369 [2022-11-16 12:55:49,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:55:49,975 INFO L413 NwaCegarLoop]: 10994 mSDtfsCounter, 16385 mSDsluCounter, 16111 mSDsCounter, 0 mSdLazyCounter, 13525 mSolverCounterSat, 6784 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 121.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17761 SdHoareTripleChecker+Valid, 27105 SdHoareTripleChecker+Invalid, 20333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6784 IncrementalHoareTripleChecker+Valid, 13525 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:55:49,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17761 Valid, 27105 Invalid, 20333 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6784 Valid, 13525 Invalid, 24 Unknown, 0 Unchecked, 127.5s Time] [2022-11-16 12:55:50,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68369 states.