./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/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_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 20:27:37,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:27:37,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:27:37,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:27:37,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:27:37,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:27:37,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:27:37,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:27:37,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:27:37,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:27:37,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:27:37,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:27:37,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:27:37,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:27:37,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:27:37,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:27:37,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:27:37,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:27:37,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:27:37,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:27:37,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:27:37,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:27:37,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:27:37,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:27:37,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:27:37,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:27:37,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:27:37,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:27:37,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:27:37,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:27:37,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:27:37,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:27:37,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:27:37,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:27:37,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:27:37,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:27:37,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:27:37,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:27:37,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:27:37,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:27:37,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:27:37,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 20:27:37,286 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:27:37,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:27:37,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:27:37,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:27:37,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:27:37,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:27:37,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:27:37,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:27:37,300 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:27:37,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:27:37,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:27:37,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:27:37,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:27:37,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:27:37,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:27:37,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:27:37,303 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:27:37,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:27:37,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:27:37,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:27:37,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:27:37,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:37,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:27:37,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:27:37,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:27:37,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:27:37,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:27:37,307 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:27:37,307 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:27:37,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:27:37,307 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_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e [2022-11-18 20:27:37,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:27:37,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:27:37,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:27:37,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:27:37,584 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:27:37,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/../../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 [2022-11-18 20:27:37,661 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/data/29e9945ea/54991216b5f1490b94f1c5d467eb3fe3/FLAG37a1b6275 [2022-11-18 20:27:38,951 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:27:38,952 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/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 [2022-11-18 20:27:39,034 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/data/29e9945ea/54991216b5f1490b94f1c5d467eb3fe3/FLAG37a1b6275 [2022-11-18 20:27:39,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/data/29e9945ea/54991216b5f1490b94f1c5d467eb3fe3 [2022-11-18 20:27:39,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:27:39,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:27:39,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:39,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:27:39,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:27:39,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:39" (1/1) ... [2022-11-18 20:27:39,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7d5c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:39, skipping insertion in model container [2022-11-18 20:27:39,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:39" (1/1) ... [2022-11-18 20:27:39,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:27:39,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:27:47,238 WARN L234 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_d9084340-d874-4f2d-bf74-6a9fab23dae8/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] [2022-11-18 20:27:47,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:47,488 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:27:48,494 WARN L234 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_d9084340-d874-4f2d-bf74-6a9fab23dae8/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] [2022-11-18 20:27:48,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:49,012 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:27:49,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49 WrapperNode [2022-11-18 20:27:49,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:49,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:49,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:27:49,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:27:49,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:49,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,027 INFO L138 Inliner]: procedures = 715, calls = 14317, calls flagged for inlining = 321, calls inlined = 272, statements flattened = 26452 [2022-11-18 20:27:50,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:50,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:27:50,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:27:50,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:27:50,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:50,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:51,248 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:51,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:51,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:27:51,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:27:51,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:27:51,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:27:51,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (1/1) ... [2022-11-18 20:27:51,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:51,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:27:51,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:27:51,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9084340-d874-4f2d-bf74-6a9fab23dae8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:27:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-18 20:27:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-18 20:27:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-18 20:27:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-18 20:27:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-18 20:27:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-18 20:27:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-18 20:27:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-18 20:27:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-18 20:27:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-18 20:27:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-18 20:27:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-18 20:27:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 20:27:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 20:27:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2022-11-18 20:27:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2022-11-18 20:27:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-18 20:27:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-18 20:27:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-18 20:27:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-18 20:27:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-18 20:27:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-18 20:27:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-18 20:27:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-18 20:27:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-18 20:27:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-18 20:27:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-18 20:27:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-18 20:27:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 20:27:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 20:27:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-18 20:27:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-18 20:27:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-18 20:27:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-18 20:27:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-18 20:27:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-18 20:27:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 20:27:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 20:27:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-18 20:27:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-18 20:27:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-18 20:27:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-18 20:27:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-18 20:27:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-18 20:27:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-18 20:27:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-18 20:27:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-18 20:27:51,869 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-18 20:27:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-18 20:27:51,870 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-18 20:27:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 20:27:51,870 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 20:27:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 20:27:51,871 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 20:27:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-18 20:27:51,871 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-18 20:27:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-18 20:27:51,873 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-18 20:27:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-18 20:27:51,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-18 20:27:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-18 20:27:51,874 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-18 20:27:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-18 20:27:51,874 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-18 20:27:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-18 20:27:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-18 20:27:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-18 20:27:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-18 20:27:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2022-11-18 20:27:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2022-11-18 20:27:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-18 20:27:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-18 20:27:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 20:27:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 20:27:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 20:27:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 20:27:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 20:27:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 20:27:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 20:27:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 20:27:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 20:27:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 20:27:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-18 20:27:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-18 20:27:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:27:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 20:27:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 20:27:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-18 20:27:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-18 20:27:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-18 20:27:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-18 20:27:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-18 20:27:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-18 20:27:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-18 20:27:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-18 20:27:51,883 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-18 20:27:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-18 20:27:51,884 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 20:27:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 20:27:51,884 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-18 20:27:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-18 20:27:51,885 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-18 20:27:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-18 20:27:51,885 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-18 20:27:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-18 20:27:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-18 20:27:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-18 20:27:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 20:27:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 20:27:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 20:27:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 20:27:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-18 20:27:51,888 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-18 20:27:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-18 20:27:51,888 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-18 20:27:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 20:27:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-18 20:27:51,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-18 20:27:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-18 20:27:51,892 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-18 20:27:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-18 20:27:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-18 20:27:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-18 20:27:51,894 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-18 20:27:51,894 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 20:27:51,896 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 20:27:51,896 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-18 20:27:51,897 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-18 20:27:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:27:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-18 20:27:51,903 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-18 20:27:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:27:51,903 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 20:27:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 20:27:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-18 20:27:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-18 20:27:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-18 20:27:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-18 20:27:51,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-18 20:27:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-18 20:27:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 20:27:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 20:27:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-18 20:27:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-18 20:27:51,905 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-18 20:27:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-18 20:27:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-18 20:27:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-18 20:27:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-18 20:27:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-18 20:27:51,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-18 20:27:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-18 20:27:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-18 20:27:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-18 20:27:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 20:27:51,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 20:27:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-18 20:27:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-18 20:27:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-18 20:27:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-18 20:27:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-18 20:27:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-18 20:27:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 20:27:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 20:27:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-18 20:27:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-18 20:27:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-18 20:27:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-18 20:27:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2022-11-18 20:27:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2022-11-18 20:27:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-18 20:27:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-18 20:27:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-18 20:27:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-18 20:27:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-18 20:27:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-18 20:27:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 20:27:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 20:27:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2022-11-18 20:27:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2022-11-18 20:27:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:27:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-18 20:27:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-18 20:27:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-18 20:27:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-18 20:27:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-18 20:27:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:27:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-18 20:27:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-18 20:27:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 20:27:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 20:27:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-18 20:27:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-18 20:27:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:27:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 20:27:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-18 20:27:51,914 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-18 20:27:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2022-11-18 20:27:51,914 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2022-11-18 20:27:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-18 20:27:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-18 20:27:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-18 20:27:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-18 20:27:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-18 20:27:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-18 20:27:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-18 20:27:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-18 20:27:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 20:27:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 20:27:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-18 20:27:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-18 20:27:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-18 20:27:51,916 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-18 20:27:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-18 20:27:51,917 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-18 20:27:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 20:27:51,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 20:27:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 20:27:51,917 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 20:27:51,918 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 20:27:51,918 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 20:27:51,918 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-18 20:27:51,918 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-18 20:27:51,918 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-18 20:27:51,918 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-18 20:27:51,919 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-18 20:27:51,919 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-18 20:27:51,919 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-18 20:27:51,919 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-18 20:27:51,919 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-18 20:27:51,919 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-18 20:27:51,919 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-18 20:27:51,920 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-18 20:27:51,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-18 20:27:51,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-18 20:27:51,920 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 20:27:51,920 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 20:27:51,920 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-18 20:27:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-18 20:27:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-18 20:27:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-18 20:27:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-18 20:27:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-18 20:27:51,921 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 20:27:51,921 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 20:27:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 20:27:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 20:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-18 20:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-18 20:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-18 20:27:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-18 20:27:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-18 20:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-18 20:27:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-18 20:27:51,939 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-18 20:27:51,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-18 20:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-18 20:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-18 20:27:51,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-18 20:27:51,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-18 20:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-18 20:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-18 20:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-18 20:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-18 20:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-18 20:27:51,942 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 20:27:51,942 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 20:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-18 20:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-18 20:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 20:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:27:51,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 20:27:51,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 20:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 20:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 20:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 20:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2022-11-18 20:27:51,944 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2022-11-18 20:27:51,944 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2022-11-18 20:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2022-11-18 20:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 20:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 20:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-18 20:27:51,945 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-18 20:27:51,945 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 20:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 20:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 20:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 20:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 20:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 20:27:51,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 20:27:51,946 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-18 20:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-18 20:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2022-11-18 20:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2022-11-18 20:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-18 20:27:51,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-18 20:27:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-18 20:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-18 20:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-18 20:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-18 20:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-18 20:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-18 20:27:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 20:27:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 20:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-18 20:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-18 20:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 20:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 20:27:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-18 20:27:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-18 20:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 20:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 20:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-18 20:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-18 20:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-18 20:27:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-18 20:27:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 20:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 20:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-18 20:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-18 20:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 20:27:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 20:27:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-18 20:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-18 20:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-18 20:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-18 20:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-18 20:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-18 20:27:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 20:27:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 20:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-18 20:27:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-18 20:27:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:27:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 20:27:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 20:27:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 20:27:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 20:27:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 20:27:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 20:27:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-18 20:27:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-18 20:27:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:27:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-18 20:27:51,969 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-18 20:27:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2022-11-18 20:27:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2022-11-18 20:27:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-18 20:27:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-18 20:27:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2022-11-18 20:27:51,970 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2022-11-18 20:27:51,970 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-18 20:27:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-18 20:27:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-18 20:27:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-18 20:27:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-18 20:27:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-18 20:27:51,971 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-18 20:27:51,971 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-18 20:27:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-18 20:27:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-18 20:27:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:27:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-18 20:27:51,972 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-18 20:27:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2022-11-18 20:27:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2022-11-18 20:27:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-18 20:27:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-18 20:27:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-18 20:27:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-18 20:27:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-18 20:27:51,973 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-18 20:27:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-18 20:27:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-18 20:27:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 20:27:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 20:27:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-18 20:27:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-18 20:27:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-18 20:27:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-18 20:27:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 20:27:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 20:27:51,975 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 20:27:51,975 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 20:27:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-18 20:27:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-18 20:27:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-18 20:27:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-18 20:27:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 20:27:51,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 20:27:51,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-18 20:27:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-18 20:27:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-18 20:27:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-18 20:27:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-18 20:27:51,977 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-18 20:27:51,977 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-18 20:27:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-18 20:27:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_45 [2022-11-18 20:27:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_45 [2022-11-18 20:27:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-18 20:27:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-18 20:27:51,978 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-18 20:27:51,978 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-18 20:27:51,979 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-18 20:27:51,979 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-18 20:27:51,979 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-18 20:27:51,979 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-18 20:27:51,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-18 20:27:51,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-18 20:27:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 20:27:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 20:27:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-18 20:27:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-18 20:27:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-18 20:27:51,980 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-18 20:27:51,980 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-18 20:27:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-18 20:27:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-18 20:27:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-18 20:27:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-18 20:27:51,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-18 20:27:51,981 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-18 20:27:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-18 20:27:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 20:27:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 20:27:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-18 20:27:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-18 20:27:51,982 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-18 20:27:51,982 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-18 20:27:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-18 20:27:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-18 20:27:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 20:27:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 20:27:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-18 20:27:51,983 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-18 20:27:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-18 20:27:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-18 20:27:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:27:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2022-11-18 20:27:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2022-11-18 20:27:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2022-11-18 20:27:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2022-11-18 20:27:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-18 20:27:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-18 20:27:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-18 20:27:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-18 20:27:51,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 20:27:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 20:27:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-18 20:27:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-18 20:27:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-18 20:27:51,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-18 20:27:51,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-18 20:27:51,987 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-18 20:27:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 20:27:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 20:27:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-18 20:27:52,000 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-18 20:27:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 20:27:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 20:27:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-18 20:27:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-18 20:27:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-18 20:27:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-18 20:27:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-18 20:27:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-18 20:27:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-18 20:27:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-18 20:27:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2022-11-18 20:27:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2022-11-18 20:27:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 20:27:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 20:27:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-18 20:27:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-18 20:27:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-18 20:27:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-18 20:27:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-18 20:27:52,003 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-18 20:27:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-18 20:27:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-18 20:27:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 20:27:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 20:27:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-18 20:27:52,004 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-18 20:27:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-18 20:27:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-18 20:27:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-18 20:27:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-18 20:27:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-18 20:27:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-18 20:27:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-18 20:27:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-18 20:27:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-18 20:27:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-18 20:27:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-18 20:27:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-18 20:27:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:27:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 20:27:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 20:27:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 20:27:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-18 20:27:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-18 20:27:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-18 20:27:52,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-18 20:27:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 20:27:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 20:27:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-18 20:27:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-18 20:27:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 20:27:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 20:27:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-18 20:27:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-18 20:27:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2022-11-18 20:27:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2022-11-18 20:27:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 20:27:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 20:27:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2022-11-18 20:27:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2022-11-18 20:27:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:27:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-18 20:27:52,010 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-18 20:27:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-18 20:27:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-18 20:27:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 20:27:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2022-11-18 20:27:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2022-11-18 20:27:54,333 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:27:54,339 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:27:55,705 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 20:28:58,168 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:28:58,219 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:28:58,219 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 20:28:58,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:28:58 BoogieIcfgContainer [2022-11-18 20:28:58,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:28:58,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:28:58,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:28:58,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:28:58,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:27:39" (1/3) ... [2022-11-18 20:28:58,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6698d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:28:58, skipping insertion in model container [2022-11-18 20:28:58,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:49" (2/3) ... [2022-11-18 20:28:58,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6698d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:28:58, skipping insertion in model container [2022-11-18 20:28:58,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:28:58" (3/3) ... [2022-11-18 20:28:58,254 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 [2022-11-18 20:28:58,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:28:58,285 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:28:58,503 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:28:58,510 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;@fd412e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:28:58,510 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 20:28:58,538 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) [2022-11-18 20:28:58,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-18 20:28:58,566 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:28:58,567 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] [2022-11-18 20:28:58,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:28:58,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:28:58,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1856238671, now seen corresponding path program 1 times [2022-11-18 20:28:58,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:28:58,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175686992] [2022-11-18 20:28:58,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:28:58,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:28:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:29:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:29:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:29:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:29:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:29:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:29:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:29:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:29:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:29:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:00,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:29:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:29:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:29:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:29:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:29:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:29:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:29:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:29:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:29:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:29:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-18 20:29:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:29:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-18 20:29:01,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:29:01,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175686992] [2022-11-18 20:29:01,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175686992] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:29:01,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:29:01,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:29:01,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773957259] [2022-11-18 20:29:01,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:29:01,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 20:29:01,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:29:01,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 20:29:01,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:29:01,466 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) [2022-11-18 20:29:29,539 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 [] [2022-11-18 20:29:41,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:43,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:46,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:48,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:51,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:53,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:55,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:57,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:29:59,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:01,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:05,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:30:05,889 INFO L93 Difference]: Finished difference Result 18226 states and 28589 transitions. [2022-11-18 20:30:05,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:30:05,895 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 [2022-11-18 20:30:05,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:30:06,010 INFO L225 Difference]: With dead ends: 18226 [2022-11-18 20:30:06,010 INFO L226 Difference]: Without dead ends: 9697 [2022-11-18 20:30:06,117 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 [2022-11-18 20:30:06,125 INFO L413 NwaCegarLoop]: 11041 mSDtfsCounter, 7704 mSDsluCounter, 6164 mSDsCounter, 0 mSdLazyCounter, 6312 mSolverCounterSat, 8483 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7830 SdHoareTripleChecker+Valid, 17205 SdHoareTripleChecker+Invalid, 14805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8483 IncrementalHoareTripleChecker+Valid, 6312 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:30:06,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7830 Valid, 17205 Invalid, 14805 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8483 Valid, 6312 Invalid, 10 Unknown, 0 Unchecked, 62.9s Time] [2022-11-18 20:30:06,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9697 states. [2022-11-18 20:30:06,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9697 to 8458. [2022-11-18 20:30:06,834 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) [2022-11-18 20:30:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8458 states to 8458 states and 12647 transitions. [2022-11-18 20:30:06,937 INFO L78 Accepts]: Start accepts. Automaton has 8458 states and 12647 transitions. Word has length 206 [2022-11-18 20:30:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:30:06,937 INFO L495 AbstractCegarLoop]: Abstraction has 8458 states and 12647 transitions. [2022-11-18 20:30:06,938 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) [2022-11-18 20:30:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 8458 states and 12647 transitions. [2022-11-18 20:30:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-18 20:30:06,955 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:30:06,956 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] [2022-11-18 20:30:06,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:30:06,956 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:30:06,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:30:06,957 INFO L85 PathProgramCache]: Analyzing trace with hash 570136059, now seen corresponding path program 1 times [2022-11-18 20:30:06,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:30:06,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599273761] [2022-11-18 20:30:06,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:30:06,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:30:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:30:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:30:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:30:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:30:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:30:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:30:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:30:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:30:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:30:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:30:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:30:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:30:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:30:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:30:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:30:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:30:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:30:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:30:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:30:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-18 20:30:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:30:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-18 20:30:08,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:30:08,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599273761] [2022-11-18 20:30:08,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599273761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:30:08,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:30:08,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:30:08,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492425464] [2022-11-18 20:30:08,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:30:08,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:30:08,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:30:08,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:30:08,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:30:08,973 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) [2022-11-18 20:30:14,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:50,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:53,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:55,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:56,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:30:58,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:00,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:02,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:03,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:05,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:07,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:09,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:11,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:13,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:15,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:18,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:20,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:22,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:24,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:25,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:27,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:29,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:31,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:33,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:35,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:37,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:39,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:41,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:43,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:45,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:47,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:49,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:51,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:53,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:55,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:57,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:31:59,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:32:01,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:32:26,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:32:31,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:32:33,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:32:35,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:33:02,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:33:04,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:33:26,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:33:26,186 INFO L93 Difference]: Finished difference Result 26765 states and 40930 transitions. [2022-11-18 20:33:26,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:33:26,187 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 [2022-11-18 20:33:26,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:33:26,387 INFO L225 Difference]: With dead ends: 26765 [2022-11-18 20:33:26,395 INFO L226 Difference]: Without dead ends: 18342 [2022-11-18 20:33:26,572 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 [2022-11-18 20:33:26,573 INFO L413 NwaCegarLoop]: 12630 mSDtfsCounter, 19593 mSDsluCounter, 26483 mSDsCounter, 0 mSdLazyCounter, 22594 mSolverCounterSat, 11618 mSolverCounterUnsat, 37 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 185.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20925 SdHoareTripleChecker+Valid, 39113 SdHoareTripleChecker+Invalid, 34249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 11618 IncrementalHoareTripleChecker+Valid, 22594 IncrementalHoareTripleChecker+Invalid, 37 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 194.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:33:26,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20925 Valid, 39113 Invalid, 34249 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [11618 Valid, 22594 Invalid, 37 Unknown, 0 Unchecked, 194.9s Time] [2022-11-18 20:33:26,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18342 states. [2022-11-18 20:33:27,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18342 to 15942. [2022-11-18 20:33:27,773 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) [2022-11-18 20:33:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15942 states to 15942 states and 23844 transitions. [2022-11-18 20:33:27,914 INFO L78 Accepts]: Start accepts. Automaton has 15942 states and 23844 transitions. Word has length 208 [2022-11-18 20:33:27,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:33:27,915 INFO L495 AbstractCegarLoop]: Abstraction has 15942 states and 23844 transitions. [2022-11-18 20:33:27,916 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) [2022-11-18 20:33:27,916 INFO L276 IsEmpty]: Start isEmpty. Operand 15942 states and 23844 transitions. [2022-11-18 20:33:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-18 20:33:27,928 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:33:27,928 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] [2022-11-18 20:33:27,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:33:27,929 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:33:27,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:33:27,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1880232545, now seen corresponding path program 1 times [2022-11-18 20:33:27,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:33:27,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279313071] [2022-11-18 20:33:27,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:33:27,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:33:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:33:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:33:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:33:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:33:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:33:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:33:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:33:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:33:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:33:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:33:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:33:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:33:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:33:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:33:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:33:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:33:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:33:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:33:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-18 20:33:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-18 20:33:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-11-18 20:33:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-18 20:33:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:33:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-18 20:33:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:33:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-11-18 20:33:29,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:33:29,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279313071] [2022-11-18 20:33:29,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279313071] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:33:29,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:33:29,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:33:29,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110662992] [2022-11-18 20:33:29,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:33:29,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:33:29,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:33:29,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:33:29,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:33:29,885 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) [2022-11-18 20:33:33,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:02,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:04,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:06,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:09,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:11,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:13,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:15,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:17,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:19,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:21,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:23,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:25,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:27,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:34:52,597 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 [] [2022-11-18 20:35:08,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:35:08,915 INFO L93 Difference]: Finished difference Result 52304 states and 80020 transitions. [2022-11-18 20:35:08,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:35:08,916 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 [2022-11-18 20:35:08,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:35:09,200 INFO L225 Difference]: With dead ends: 52304 [2022-11-18 20:35:09,200 INFO L226 Difference]: Without dead ends: 36397 [2022-11-18 20:35:09,325 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 [2022-11-18 20:35:09,326 INFO L413 NwaCegarLoop]: 12789 mSDtfsCounter, 26751 mSDsluCounter, 16165 mSDsCounter, 0 mSdLazyCounter, 12717 mSolverCounterSat, 17915 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 89.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28261 SdHoareTripleChecker+Valid, 28954 SdHoareTripleChecker+Invalid, 30646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17915 IncrementalHoareTripleChecker+Valid, 12717 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 96.4s IncrementalHoareTripleChecker+Time [2022-11-18 20:35:09,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28261 Valid, 28954 Invalid, 30646 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17915 Valid, 12717 Invalid, 14 Unknown, 0 Unchecked, 96.4s Time] [2022-11-18 20:35:09,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36397 states. [2022-11-18 20:35:11,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36397 to 31629. [2022-11-18 20:35:12,039 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) [2022-11-18 20:35:12,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31629 states to 31629 states and 47304 transitions. [2022-11-18 20:35:12,280 INFO L78 Accepts]: Start accepts. Automaton has 31629 states and 47304 transitions. Word has length 242 [2022-11-18 20:35:12,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:35:12,282 INFO L495 AbstractCegarLoop]: Abstraction has 31629 states and 47304 transitions. [2022-11-18 20:35:12,282 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) [2022-11-18 20:35:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31629 states and 47304 transitions. [2022-11-18 20:35:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-11-18 20:35:12,296 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:35:12,297 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] [2022-11-18 20:35:12,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:35:12,297 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:35:12,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:35:12,298 INFO L85 PathProgramCache]: Analyzing trace with hash -956159974, now seen corresponding path program 1 times [2022-11-18 20:35:12,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:35:12,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033778031] [2022-11-18 20:35:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:35:12,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:35:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:35:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:35:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:35:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:35:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:35:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:35:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:13,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:35:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:35:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:35:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:35:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:35:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:35:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:35:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:35:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:35:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:35:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:35:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:35:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-18 20:35:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-18 20:35:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-18 20:35:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-18 20:35:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-11-18 20:35:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-18 20:35:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-18 20:35:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:35:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:35:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-11-18 20:35:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:35:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-11-18 20:35:14,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:35:14,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033778031] [2022-11-18 20:35:14,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033778031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:35:14,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:35:14,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:35:14,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862915815] [2022-11-18 20:35:14,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:35:14,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:35:14,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:35:14,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:35:14,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:35:14,468 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) [2022-11-18 20:35:18,772 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 [] [2022-11-18 20:35:20,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:35:23,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:35:25,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:14,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:16,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:18,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:20,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:22,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:24,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:26,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:28,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:30,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:32,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:34,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:36,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:39,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:41,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:43,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:46,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:48,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:50,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:52,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:54,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:56,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:36:58,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:37:00,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:37:02,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:37:41,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:37:43,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:38:09,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:38:11,393 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 [] [2022-11-18 20:38:21,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:38:21,337 INFO L93 Difference]: Finished difference Result 99971 states and 152908 transitions. [2022-11-18 20:38:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 20:38:21,338 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 [2022-11-18 20:38:21,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:38:22,616 INFO L225 Difference]: With dead ends: 99971 [2022-11-18 20:38:22,616 INFO L226 Difference]: Without dead ends: 68377 [2022-11-18 20:38:22,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:38:22,918 INFO L413 NwaCegarLoop]: 16639 mSDtfsCounter, 16672 mSDsluCounter, 32927 mSDsCounter, 0 mSdLazyCounter, 26510 mSolverCounterSat, 9541 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 173.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18056 SdHoareTripleChecker+Valid, 49566 SdHoareTripleChecker+Invalid, 36079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 9541 IncrementalHoareTripleChecker+Valid, 26510 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 182.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:38:22,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18056 Valid, 49566 Invalid, 36079 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [9541 Valid, 26510 Invalid, 28 Unknown, 0 Unchecked, 182.6s Time] [2022-11-18 20:38:23,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68377 states. [2022-11-18 20:38:28,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68377 to 59275. [2022-11-18 20:38:28,201 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) [2022-11-18 20:38:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59275 states to 59275 states and 88654 transitions. [2022-11-18 20:38:29,065 INFO L78 Accepts]: Start accepts. Automaton has 59275 states and 88654 transitions. Word has length 280 [2022-11-18 20:38:29,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:38:29,066 INFO L495 AbstractCegarLoop]: Abstraction has 59275 states and 88654 transitions. [2022-11-18 20:38:29,066 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) [2022-11-18 20:38:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 59275 states and 88654 transitions. [2022-11-18 20:38:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-11-18 20:38:29,104 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:38:29,104 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] [2022-11-18 20:38:29,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:38:29,105 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:38:29,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:38:29,105 INFO L85 PathProgramCache]: Analyzing trace with hash 152055508, now seen corresponding path program 1 times [2022-11-18 20:38:29,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:38:29,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322850059] [2022-11-18 20:38:29,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:38:29,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:38:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:38:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:38:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:38:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:38:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:38:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:38:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:38:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:30,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:38:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:38:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:38:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:38:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:38:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:38:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:38:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:38:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:38:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:38:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:38:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-18 20:38:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:38:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-18 20:38:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-11-18 20:38:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-18 20:38:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-18 20:38:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-11-18 20:38:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-18 20:38:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-18 20:38:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:38:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 20:38:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-18 20:38:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:38:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2022-11-18 20:38:31,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:38:31,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322850059] [2022-11-18 20:38:31,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322850059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:38:31,480 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:38:31,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:38:31,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909403034] [2022-11-18 20:38:31,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:38:31,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:38:31,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:38:31,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:38:31,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:38:31,482 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, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-18 20:38:36,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:21,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:23,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:25,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:27,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:29,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:31,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:33,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:35,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:38,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:40,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:42,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:44,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:46,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:49,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:51,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:53,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:55,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:39:57,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:00,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:02,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:04,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:06,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:08,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:20,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:22,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:34,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:36,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:40:42,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:40:42,006 INFO L93 Difference]: Finished difference Result 127609 states and 194247 transitions. [2022-11-18 20:40:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:40:42,007 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, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 317 [2022-11-18 20:40:42,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:40:42,695 INFO L225 Difference]: With dead ends: 127609 [2022-11-18 20:40:42,696 INFO L226 Difference]: Without dead ends: 68369 [2022-11-18 20:40:42,965 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 [2022-11-18 20:40:42,966 INFO L413 NwaCegarLoop]: 10983 mSDtfsCounter, 16375 mSDsluCounter, 16076 mSDsCounter, 0 mSdLazyCounter, 13524 mSolverCounterSat, 6777 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17762 SdHoareTripleChecker+Valid, 27059 SdHoareTripleChecker+Invalid, 20326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6777 IncrementalHoareTripleChecker+Valid, 13524 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 125.8s IncrementalHoareTripleChecker+Time [2022-11-18 20:40:42,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17762 Valid, 27059 Invalid, 20326 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6777 Valid, 13524 Invalid, 25 Unknown, 0 Unchecked, 125.8s Time] [2022-11-18 20:40:43,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68369 states. [2022-11-18 20:40:46,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68369 to 59257. [2022-11-18 20:40:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59257 states, 42738 states have (on average 1.3847629744021714) internal successors, (59182), 43309 states have internal predecessors, (59182), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14678 states have call predecessors, (14722), 14722 states have call successors, (14722) [2022-11-18 20:40:47,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59257 states to 59257 states and 88628 transitions. [2022-11-18 20:40:47,444 INFO L78 Accepts]: Start accepts. Automaton has 59257 states and 88628 transitions. Word has length 317 [2022-11-18 20:40:47,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:40:47,445 INFO L495 AbstractCegarLoop]: Abstraction has 59257 states and 88628 transitions. [2022-11-18 20:40:47,446 INFO L496 AbstractCegarLoop]: INTERPOLANT 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, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-18 20:40:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 59257 states and 88628 transitions. [2022-11-18 20:40:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2022-11-18 20:40:47,484 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:40:47,484 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:40:47,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:40:47,485 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:40:47,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:40:47,485 INFO L85 PathProgramCache]: Analyzing trace with hash -627466462, now seen corresponding path program 1 times [2022-11-18 20:40:47,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:40:47,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685833074] [2022-11-18 20:40:47,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:40:47,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:40:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:40:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 20:40:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 20:40:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 20:40:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 20:40:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:40:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-18 20:40:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:40:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:40:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:40:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-18 20:40:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-18 20:40:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-18 20:40:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 20:40:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-18 20:40:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-18 20:40:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-18 20:40:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-18 20:40:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-18 20:40:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:49,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-11-18 20:40:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-18 20:40:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-18 20:40:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-18 20:40:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-18 20:40:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-18 20:40:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:40:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-18 20:40:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-11-18 20:40:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-11-18 20:40:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-18 20:40:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:40:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-11-18 20:40:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:40:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2289 trivial. 0 not checked. [2022-11-18 20:40:50,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:40:50,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685833074] [2022-11-18 20:40:50,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685833074] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:40:50,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:40:50,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:40:50,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861017247] [2022-11-18 20:40:50,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:40:50,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:40:50,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:40:50,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:40:50,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:40:50,387 INFO L87 Difference]: Start difference. First operand 59257 states and 88628 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-11-18 20:41:10,744 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 []