./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--ixgb--ixgb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc --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 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 --- 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-5e519f3 [2022-11-02 20:18:25,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:18:25,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:18:25,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:18:25,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:18:25,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:18:25,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:18:25,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:18:25,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:18:25,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:18:25,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:18:25,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:18:25,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:18:25,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:18:25,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:18:25,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:18:25,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:18:25,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:18:25,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:18:25,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:18:25,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:18:25,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:18:25,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:18:25,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:18:25,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:18:25,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:18:25,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:18:25,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:18:25,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:18:25,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:18:25,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:18:25,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:18:25,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:18:25,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:18:25,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:18:25,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:18:25,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:18:25,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:18:25,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:18:25,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:18:25,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:18:25,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:18:25,981 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:18:25,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:18:25,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:18:25,982 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:18:25,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:18:25,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:18:25,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:18:25,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:18:25,985 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:18:25,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:18:25,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:18:25,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:18:25,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:18:25,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:18:25,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:18:25,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:18:25,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:18:25,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:18:25,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:18:25,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:18:25,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:18:25,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:18:25,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:18:25,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:18:25,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:18:25,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:18:25,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:18:25,990 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:18:25,990 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:18:25,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:18:25,991 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_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 [2022-11-02 20:18:26,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:18:26,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:18:26,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:18:26,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:18:26,429 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:18:26,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2022-11-02 20:18:26,539 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/data/d715da66f/4d46276d5ee1447bab5151307bb6d082/FLAG6e9feac5f [2022-11-02 20:18:28,091 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:18:28,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2022-11-02 20:18:28,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/data/d715da66f/4d46276d5ee1447bab5151307bb6d082/FLAG6e9feac5f [2022-11-02 20:18:28,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/data/d715da66f/4d46276d5ee1447bab5151307bb6d082 [2022-11-02 20:18:28,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:18:28,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:18:28,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:18:28,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:18:28,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:18:28,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:18:28" (1/1) ... [2022-11-02 20:18:28,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21df164d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:28, skipping insertion in model container [2022-11-02 20:18:28,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:18:28" (1/1) ... [2022-11-02 20:18:28,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:18:28,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:18:34,347 WARN L230 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_d953eec8-f4e2-4057-866c-c37c4b381f92/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2022-11-02 20:18:34,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:18:34,556 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:18:35,416 WARN L230 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_d953eec8-f4e2-4057-866c-c37c4b381f92/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2022-11-02 20:18:35,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:18:35,843 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:18:35,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35 WrapperNode [2022-11-02 20:18:35,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:18:35,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:18:35,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:18:35,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:18:35,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:36,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:36,505 INFO L138 Inliner]: procedures = 450, calls = 6036, calls flagged for inlining = 203, calls inlined = 184, statements flattened = 11262 [2022-11-02 20:18:36,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:18:36,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:18:36,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:18:36,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:18:36,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:36,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:36,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:36,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,450 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:18:37,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:18:37,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:18:37,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:18:37,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (1/1) ... [2022-11-02 20:18:37,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:18:37,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:18:37,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:18:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d953eec8-f4e2-4057-866c-c37c4b381f92/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:18:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 20:18:37,864 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 20:18:37,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:18:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:18:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-02 20:18:37,865 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-02 20:18:37,865 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2022-11-02 20:18:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2022-11-02 20:18:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:18:37,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:18:37,866 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2022-11-02 20:18:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2022-11-02 20:18:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2022-11-02 20:18:37,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2022-11-02 20:18:37,867 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-02 20:18:37,868 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-02 20:18:37,868 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2022-11-02 20:18:37,869 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2022-11-02 20:18:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 20:18:37,870 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 20:18:37,870 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 20:18:37,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 20:18:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:18:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:18:37,871 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout_task [2022-11-02 20:18:37,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout_task [2022-11-02 20:18:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2022-11-02 20:18:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2022-11-02 20:18:37,872 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2022-11-02 20:18:37,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2022-11-02 20:18:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2022-11-02 20:18:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2022-11-02 20:18:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2022-11-02 20:18:37,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2022-11-02 20:18:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-02 20:18:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-02 20:18:37,874 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2022-11-02 20:18:37,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2022-11-02 20:18:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2022-11-02 20:18:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2022-11-02 20:18:37,875 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2022-11-02 20:18:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2022-11-02 20:18:37,876 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:18:37,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:18:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 20:18:37,877 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 20:18:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 20:18:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 20:18:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 20:18:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 20:18:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:18:37,879 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 20:18:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 20:18:37,880 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2022-11-02 20:18:37,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2022-11-02 20:18:37,881 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:18:37,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:18:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2022-11-02 20:18:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2022-11-02 20:18:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 20:18:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 20:18:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:18:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2022-11-02 20:18:37,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2022-11-02 20:18:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2022-11-02 20:18:37,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2022-11-02 20:18:37,886 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:18:37,887 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:18:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2022-11-02 20:18:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2022-11-02 20:18:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:18:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2022-11-02 20:18:37,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2022-11-02 20:18:37,888 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-02 20:18:37,889 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-02 20:18:37,889 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2022-11-02 20:18:37,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2022-11-02 20:18:37,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:18:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2022-11-02 20:18:37,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2022-11-02 20:18:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 20:18:37,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 20:18:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-02 20:18:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-02 20:18:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:18:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:18:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-02 20:18:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-02 20:18:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:18:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:18:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2022-11-02 20:18:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2022-11-02 20:18:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-02 20:18:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-02 20:18:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:18:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:18:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2022-11-02 20:18:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2022-11-02 20:18:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2022-11-02 20:18:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2022-11-02 20:18:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:18:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:18:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2022-11-02 20:18:37,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2022-11-02 20:18:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:18:37,900 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-02 20:18:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-02 20:18:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:18:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-02 20:18:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-02 20:18:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:18:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:18:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:18:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-11-02 20:18:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-11-02 20:18:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2022-11-02 20:18:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2022-11-02 20:18:37,904 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2022-11-02 20:18:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2022-11-02 20:18:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:18:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:18:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2022-11-02 20:18:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2022-11-02 20:18:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2022-11-02 20:18:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2022-11-02 20:18:37,913 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2022-11-02 20:18:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2022-11-02 20:18:37,914 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-02 20:18:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-02 20:18:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:18:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:18:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2022-11-02 20:18:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2022-11-02 20:18:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2022-11-02 20:18:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2022-11-02 20:18:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2022-11-02 20:18:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2022-11-02 20:18:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 20:18:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 20:18:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 20:18:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 20:18:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:18:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:18:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-02 20:18:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-02 20:18:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:18:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:18:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:18:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:18:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:18:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:18:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 20:18:37,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 20:18:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 20:18:37,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 20:18:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-02 20:18:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-02 20:18:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2022-11-02 20:18:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2022-11-02 20:18:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2022-11-02 20:18:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2022-11-02 20:18:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:18:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:18:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2022-11-02 20:18:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2022-11-02 20:18:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-02 20:18:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-02 20:18:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:18:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:18:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:18:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:18:37,929 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 20:18:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 20:18:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-02 20:18:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-02 20:18:37,930 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-02 20:18:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-02 20:18:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-02 20:18:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-02 20:18:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:18:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 20:18:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 20:18:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 20:18:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 20:18:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:18:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2022-11-02 20:18:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2022-11-02 20:18:37,933 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-02 20:18:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-02 20:18:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:18:37,934 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2022-11-02 20:18:37,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2022-11-02 20:18:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-02 20:18:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-02 20:18:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-02 20:18:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-02 20:18:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 20:18:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 20:18:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:18:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:18:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2022-11-02 20:18:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2022-11-02 20:18:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2022-11-02 20:18:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2022-11-02 20:18:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2022-11-02 20:18:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2022-11-02 20:18:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-02 20:18:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-02 20:18:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-02 20:18:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-02 20:18:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 20:18:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 20:18:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2022-11-02 20:18:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2022-11-02 20:18:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-02 20:18:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-02 20:18:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:18:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:18:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2022-11-02 20:18:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2022-11-02 20:18:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-02 20:18:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-02 20:18:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:18:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:18:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2022-11-02 20:18:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2022-11-02 20:18:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:18:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2022-11-02 20:18:37,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2022-11-02 20:18:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:18:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:18:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2022-11-02 20:18:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2022-11-02 20:18:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2022-11-02 20:18:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2022-11-02 20:18:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:18:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:18:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 20:18:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 20:18:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-02 20:18:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-02 20:18:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2022-11-02 20:18:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2022-11-02 20:18:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-02 20:18:37,949 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-02 20:18:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 20:18:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 20:18:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2022-11-02 20:18:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2022-11-02 20:18:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2022-11-02 20:18:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2022-11-02 20:18:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2022-11-02 20:18:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2022-11-02 20:18:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-02 20:18:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-02 20:18:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2022-11-02 20:18:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2022-11-02 20:18:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2022-11-02 20:18:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2022-11-02 20:18:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-02 20:18:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-02 20:18:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 20:18:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 20:18:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2022-11-02 20:18:37,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2022-11-02 20:18:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-02 20:18:37,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-02 20:18:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:18:37,967 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:18:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:18:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-02 20:18:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2022-11-02 20:18:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2022-11-02 20:18:39,852 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:18:39,857 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:18:40,487 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:19:19,894 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:19:19,926 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:19:19,926 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:19:19,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:19:19 BoogieIcfgContainer [2022-11-02 20:19:19,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:19:19,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:19:19,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:19:19,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:19:19,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:18:28" (1/3) ... [2022-11-02 20:19:19,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664d1622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:19:19, skipping insertion in model container [2022-11-02 20:19:19,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:18:35" (2/3) ... [2022-11-02 20:19:19,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664d1622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:19:19, skipping insertion in model container [2022-11-02 20:19:19,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:19:19" (3/3) ... [2022-11-02 20:19:19,948 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2022-11-02 20:19:19,975 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:19:19,976 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:19:20,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:19:20,205 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;@64a1a4ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:19:20,205 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:19:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 3096 states, 2096 states have (on average 1.3005725190839694) internal successors, (2726), 2129 states have internal predecessors, (2726), 871 states have call successors, (871), 128 states have call predecessors, (871), 127 states have return successors, (862), 858 states have call predecessors, (862), 862 states have call successors, (862) [2022-11-02 20:19:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-02 20:19:20,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:19:20,269 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:19:20,270 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:19:20,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:19:20,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1608542857, now seen corresponding path program 1 times [2022-11-02 20:19:20,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:19:20,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634454063] [2022-11-02 20:19:20,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:19:20,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:19:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:21,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:19:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:19:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:19:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:19:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 20:19:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:19:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:19:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 20:19:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 20:19:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 20:19:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 20:19:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:19:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:19:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-02 20:19:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:19:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-02 20:19:22,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:19:22,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634454063] [2022-11-02 20:19:22,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634454063] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:19:22,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:19:22,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:19:22,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986923700] [2022-11-02 20:19:22,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:19:22,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:19:22,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:19:22,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:19:22,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:19:22,745 INFO L87 Difference]: Start difference. First operand has 3096 states, 2096 states have (on average 1.3005725190839694) internal successors, (2726), 2129 states have internal predecessors, (2726), 871 states have call successors, (871), 128 states have call predecessors, (871), 127 states have return successors, (862), 858 states have call predecessors, (862), 862 states have call successors, (862) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:19:38,874 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 [] [2022-11-02 20:19:40,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:19:42,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:19:52,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:19:54,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:19:58,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:00,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:02,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:05,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:07,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:09,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:12,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:14,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:15,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:19,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:21,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:23,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:26,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:28,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:30,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:31,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:20:31,070 INFO L93 Difference]: Finished difference Result 6365 states and 9290 transitions. [2022-11-02 20:20:31,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:20:31,074 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 172 [2022-11-02 20:20:31,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:20:31,140 INFO L225 Difference]: With dead ends: 6365 [2022-11-02 20:20:31,140 INFO L226 Difference]: Without dead ends: 3235 [2022-11-02 20:20:31,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:20:31,179 INFO L413 NwaCegarLoop]: 4117 mSDtfsCounter, 1438 mSDsluCounter, 4841 mSDsCounter, 0 mSdLazyCounter, 4074 mSolverCounterSat, 2173 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 8958 SdHoareTripleChecker+Invalid, 6266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2173 IncrementalHoareTripleChecker+Valid, 4074 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 67.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:20:31,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1446 Valid, 8958 Invalid, 6266 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2173 Valid, 4074 Invalid, 19 Unknown, 0 Unchecked, 67.4s Time] [2022-11-02 20:20:31,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3235 states. [2022-11-02 20:20:31,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3235 to 3057. [2022-11-02 20:20:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3057 states, 2068 states have (on average 1.2886847195357833) internal successors, (2665), 2090 states have internal predecessors, (2665), 862 states have call successors, (862), 127 states have call predecessors, (862), 126 states have return successors, (860), 856 states have call predecessors, (860), 860 states have call successors, (860) [2022-11-02 20:20:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 3057 states and 4387 transitions. [2022-11-02 20:20:31,669 INFO L78 Accepts]: Start accepts. Automaton has 3057 states and 4387 transitions. Word has length 172 [2022-11-02 20:20:31,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:20:31,670 INFO L495 AbstractCegarLoop]: Abstraction has 3057 states and 4387 transitions. [2022-11-02 20:20:31,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:20:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 4387 transitions. [2022-11-02 20:20:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-02 20:20:31,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:20:31,683 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:20:31,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:20:31,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:20:31,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:20:31,684 INFO L85 PathProgramCache]: Analyzing trace with hash -333627761, now seen corresponding path program 1 times [2022-11-02 20:20:31,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:20:31,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185789029] [2022-11-02 20:20:31,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:20:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:20:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:20:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:20:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:20:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-02 20:20:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:20:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:20:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:32,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-02 20:20:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-02 20:20:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-02 20:20:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-02 20:20:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:20:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-02 20:20:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:33,195 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-02 20:20:33,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:20:33,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185789029] [2022-11-02 20:20:33,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185789029] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:20:33,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:20:33,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:20:33,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482596396] [2022-11-02 20:20:33,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:20:33,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:20:33,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:20:33,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:20:33,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:20:33,201 INFO L87 Difference]: Start difference. First operand 3057 states and 4387 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, (18), 5 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:20:38,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:45,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:47,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:20:49,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:09,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:11,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:13,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:17,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:18,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:20,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:24,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:26,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:28,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:36,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:38,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:40,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:45,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:47,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:49,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:51,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:55,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:57,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:59,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:02,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:04,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:06,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []