./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-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a --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 fab41d0436dc7cba585e9298d4ea8657433c856ddd8c84a196b85a427d283b0a --- 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-b5237d8 [2022-11-21 16:36:54,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:36:54,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:36:54,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:36:54,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:36:54,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:36:54,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:36:54,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:36:54,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:36:54,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:36:54,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:36:54,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:36:54,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:36:54,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:36:54,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:36:54,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:36:54,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:36:54,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:36:54,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:36:54,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:36:54,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:36:54,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:36:54,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:36:54,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:36:54,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:36:54,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:36:54,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:36:54,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:36:54,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:36:54,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:36:54,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:36:54,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:36:54,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:36:54,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:36:54,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:36:54,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:36:54,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:36:54,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:36:54,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:36:54,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:36:54,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:36:54,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:36:54,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:36:54,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:36:54,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:36:54,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:36:54,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:36:54,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:36:54,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:36:54,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:36:54,937 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:36:54,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:36:54,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:36:54,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:36:54,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:36:54,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:36:54,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:36:54,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:36:54,940 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:36:54,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:36:54,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:36:54,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:36:54,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:36:54,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:36:54,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:36:54,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:36:54,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:36:54,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:36:54,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:36:54,943 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:36:54,943 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:36:54,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:36:54,944 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_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fab41d0436dc7cba585e9298d4ea8657433c856ddd8c84a196b85a427d283b0a [2022-11-21 16:36:55,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:36:55,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:36:55,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:36:55,322 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:36:55,323 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:36:55,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-21 16:36:58,368 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:36:59,408 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:36:59,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-21 16:36:59,517 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/data/21747cb45/03ba03a1fdaa4bb7850ec752cad7c26a/FLAG37e0ef5bf [2022-11-21 16:36:59,535 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/data/21747cb45/03ba03a1fdaa4bb7850ec752cad7c26a [2022-11-21 16:36:59,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:36:59,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:36:59,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:36:59,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:36:59,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:36:59,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:36:59" (1/1) ... [2022-11-21 16:36:59,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df6d753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:36:59, skipping insertion in model container [2022-11-21 16:36:59,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:36:59" (1/1) ... [2022-11-21 16:36:59,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:36:59,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:37:08,742 WARN L237 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_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[833598,833611] [2022-11-21 16:37:09,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:37:09,322 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:37:10,348 WARN L237 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_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[833598,833611] [2022-11-21 16:37:10,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:37:10,790 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:37:10,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10 WrapperNode [2022-11-21 16:37:10,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:37:10,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:37:10,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:37:10,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:37:10,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:11,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:11,772 INFO L138 Inliner]: procedures = 740, calls = 14365, calls flagged for inlining = 319, calls inlined = 270, statements flattened = 25850 [2022-11-21 16:37:11,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:37:11,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:37:11,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:37:11,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:37:11,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:11,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:11,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:11,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:12,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:12,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:13,158 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:13,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:13,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:37:13,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:37:13,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:37:13,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:37:13,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (1/1) ... [2022-11-21 16:37:13,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:37:13,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:37:13,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:37:13,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40b29ea4-5bcd-4fe7-803f-03cbb5246c53/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:37:13,475 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-21 16:37:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-21 16:37:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-21 16:37:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-21 16:37:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-21 16:37:13,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-21 16:37:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-21 16:37:13,477 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-21 16:37:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-21 16:37:13,477 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-21 16:37:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-21 16:37:13,477 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-21 16:37:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 16:37:13,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 16:37:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2022-11-21 16:37:13,478 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2022-11-21 16:37:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-21 16:37:13,478 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-21 16:37:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-21 16:37:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-21 16:37:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-21 16:37:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-21 16:37:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-21 16:37:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-21 16:37:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-21 16:37:13,480 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-21 16:37:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:37:13,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:37:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-21 16:37:13,480 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-21 16:37:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-21 16:37:13,481 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-21 16:37:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-21 16:37:13,482 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-21 16:37:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-21 16:37:13,483 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-21 16:37:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-21 16:37:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-21 16:37:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-21 16:37:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-21 16:37:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-21 16:37:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-21 16:37:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-11-21 16:37:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-11-21 16:37:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-21 16:37:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-21 16:37:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-21 16:37:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-21 16:37:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-21 16:37:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-21 16:37:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-21 16:37:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-21 16:37:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-21 16:37:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-21 16:37:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-21 16:37:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-21 16:37:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-21 16:37:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-21 16:37:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-21 16:37:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-21 16:37:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 16:37:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 16:37:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-21 16:37:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-21 16:37:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-21 16:37:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-21 16:37:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-21 16:37:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-21 16:37:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2022-11-21 16:37:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2022-11-21 16:37:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-21 16:37:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-21 16:37:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-21 16:37:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-21 16:37:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 16:37:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 16:37:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-21 16:37:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-21 16:37:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-21 16:37:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-21 16:37:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 16:37:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 16:37:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-21 16:37:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-21 16:37:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:37:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-21 16:37:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-21 16:37:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-21 16:37:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-21 16:37:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-21 16:37:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-21 16:37:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-21 16:37:13,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-21 16:37:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-21 16:37:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-21 16:37:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-21 16:37:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-21 16:37:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-21 16:37:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-21 16:37:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-21 16:37:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-21 16:37:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-21 16:37:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-21 16:37:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-21 16:37:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-21 16:37:13,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-21 16:37:13,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-21 16:37:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-21 16:37:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-21 16:37:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 16:37:13,499 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 16:37:13,499 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-21 16:37:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-21 16:37:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-21 16:37:13,500 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-21 16:37:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 16:37:13,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-21 16:37:13,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-21 16:37:13,502 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-21 16:37:13,504 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-21 16:37:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-21 16:37:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-21 16:37:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-21 16:37:13,506 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-21 16:37:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-21 16:37:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-21 16:37:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-21 16:37:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-21 16:37:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:37:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-21 16:37:13,514 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-21 16:37:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:37:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 16:37:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 16:37:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-21 16:37:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-21 16:37:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-21 16:37:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-21 16:37:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-21 16:37:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-21 16:37:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2022-11-21 16:37:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2022-11-21 16:37:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:37:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:37:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-21 16:37:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-21 16:37:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-21 16:37:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-21 16:37:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-21 16:37:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-21 16:37:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-21 16:37:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-21 16:37:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-21 16:37:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-21 16:37:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-21 16:37:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-21 16:37:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-21 16:37:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-21 16:37:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-21 16:37:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-21 16:37:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-21 16:37:13,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-21 16:37:13,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-21 16:37:13,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-21 16:37:13,519 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-21 16:37:13,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-21 16:37:13,519 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-21 16:37:13,519 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-21 16:37:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2022-11-21 16:37:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2022-11-21 16:37:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-21 16:37:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-21 16:37:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-21 16:37:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-21 16:37:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-21 16:37:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-21 16:37:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-21 16:37:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-21 16:37:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2022-11-21 16:37:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2022-11-21 16:37:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:37:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-21 16:37:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-21 16:37:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-21 16:37:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-21 16:37:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:37:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-21 16:37:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-21 16:37:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-21 16:37:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-21 16:37:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-21 16:37:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-21 16:37:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:37:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 16:37:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-21 16:37:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-21 16:37:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2022-11-21 16:37:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2022-11-21 16:37:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-21 16:37:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-21 16:37:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-21 16:37:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-21 16:37:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-21 16:37:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-21 16:37:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-21 16:37:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-21 16:37:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-21 16:37:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-21 16:37:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-21 16:37:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-21 16:37:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-21 16:37:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-21 16:37:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-21 16:37:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-21 16:37:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-21 16:37:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-21 16:37:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-21 16:37:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-21 16:37:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-21 16:37:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-21 16:37:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-21 16:37:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-21 16:37:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-21 16:37:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-21 16:37:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-21 16:37:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-21 16:37:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-21 16:37:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-21 16:37:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-21 16:37:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-21 16:37:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-21 16:37:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-21 16:37:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-21 16:37:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-21 16:37:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-21 16:37:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-21 16:37:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-21 16:37:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-21 16:37:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-21 16:37:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-21 16:37:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-21 16:37:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-21 16:37:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-21 16:37:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-21 16:37:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-21 16:37:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-21 16:37:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-21 16:37:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-21 16:37:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-21 16:37:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-21 16:37:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-21 16:37:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-21 16:37:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-21 16:37:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-21 16:37:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:37:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:37:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-21 16:37:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-21 16:37:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-21 16:37:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-21 16:37:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-21 16:37:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-21 16:37:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-21 16:37:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-21 16:37:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-21 16:37:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-21 16:37:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-21 16:37:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-21 16:37:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-21 16:37:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-21 16:37:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:37:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:37:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:37:13,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:37:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-21 16:37:13,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-21 16:37:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 16:37:13,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 16:37:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2022-11-21 16:37:13,541 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2022-11-21 16:37:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2022-11-21 16:37:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2022-11-21 16:37:13,542 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-21 16:37:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-21 16:37:13,542 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-21 16:37:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-21 16:37:13,542 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-21 16:37:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-21 16:37:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-21 16:37:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-21 16:37:13,543 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-21 16:37:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-21 16:37:13,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-21 16:37:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-21 16:37:13,543 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-21 16:37:13,543 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2022-11-21 16:37:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2022-11-21 16:37:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-21 16:37:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-21 16:37:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-21 16:37:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-21 16:37:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-21 16:37:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-21 16:37:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-21 16:37:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-21 16:37:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:37:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:37:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-21 16:37:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-21 16:37:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-21 16:37:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-21 16:37:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-21 16:37:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-21 16:37:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 16:37:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 16:37:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-21 16:37:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-21 16:37:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-21 16:37:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-21 16:37:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-21 16:37:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-21 16:37:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-21 16:37:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-21 16:37:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-21 16:37:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-21 16:37:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-21 16:37:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-21 16:37:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-21 16:37:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-21 16:37:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-21 16:37:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-21 16:37:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-21 16:37:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-21 16:37:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-21 16:37:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-21 16:37:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-21 16:37:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-21 16:37:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:37:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 16:37:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 16:37:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-21 16:37:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-21 16:37:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-21 16:37:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-21 16:37:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-21 16:37:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-21 16:37:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:37:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-21 16:37:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-21 16:37:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2022-11-21 16:37:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2022-11-21 16:37:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2022-11-21 16:37:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2022-11-21 16:37:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-21 16:37:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-21 16:37:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-21 16:37:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-21 16:37:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-21 16:37:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-21 16:37:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-21 16:37:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-21 16:37:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-21 16:37:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-21 16:37:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:37:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2022-11-21 16:37:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2022-11-21 16:37:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2022-11-21 16:37:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2022-11-21 16:37:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-21 16:37:13,553 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-21 16:37:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-21 16:37:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-21 16:37:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-21 16:37:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-21 16:37:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-21 16:37:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-21 16:37:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-21 16:37:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-21 16:37:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-21 16:37:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-21 16:37:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-21 16:37:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-21 16:37:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-21 16:37:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-21 16:37:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-21 16:37:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-21 16:37:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-21 16:37:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-21 16:37:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-21 16:37:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-21 16:37:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-21 16:37:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-21 16:37:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-21 16:37:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-21 16:37:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-21 16:37:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-21 16:37:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-21 16:37:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-21 16:37:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-21 16:37:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-21 16:37:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-21 16:37:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-21 16:37:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-21 16:37:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-21 16:37:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-21 16:37:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-21 16:37:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-21 16:37:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-21 16:37:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-21 16:37:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-21 16:37:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-21 16:37:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-21 16:37:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-21 16:37:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-21 16:37:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-21 16:37:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-21 16:37:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-21 16:37:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-21 16:37:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-21 16:37:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-21 16:37:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-21 16:37:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-21 16:37:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-21 16:37:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-21 16:37:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-21 16:37:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-21 16:37:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-21 16:37:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-21 16:37:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-21 16:37:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-21 16:37:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 16:37:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 16:37:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-21 16:37:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-21 16:37:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-21 16:37:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-21 16:37:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:37:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2022-11-21 16:37:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2022-11-21 16:37:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2022-11-21 16:37:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2022-11-21 16:37:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-21 16:37:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-21 16:37:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-21 16:37:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-21 16:37:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 16:37:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 16:37:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-21 16:37:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-21 16:37:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-21 16:37:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-21 16:37:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-21 16:37:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-21 16:37:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-21 16:37:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-21 16:37:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-21 16:37:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-21 16:37:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-21 16:37:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-21 16:37:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-21 16:37:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-21 16:37:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-21 16:37:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-21 16:37:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-21 16:37:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-21 16:37:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-21 16:37:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-21 16:37:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2022-11-21 16:37:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2022-11-21 16:37:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-21 16:37:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-21 16:37:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-21 16:37:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-21 16:37:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-21 16:37:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-21 16:37:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-21 16:37:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-21 16:37:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-21 16:37:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-21 16:37:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-21 16:37:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-21 16:37:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-21 16:37:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-21 16:37:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-21 16:37:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-21 16:37:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2022-11-21 16:37:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2022-11-21 16:37:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-21 16:37:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-21 16:37:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-21 16:37:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-21 16:37:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-21 16:37:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-21 16:37:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_19 [2022-11-21 16:37:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_19 [2022-11-21 16:37:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-21 16:37:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-21 16:37:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 16:37:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 16:37:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-21 16:37:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-21 16:37:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-21 16:37:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-21 16:37:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-21 16:37:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-21 16:37:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-21 16:37:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-21 16:37:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-21 16:37:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-21 16:37:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 16:37:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 16:37:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-21 16:37:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-21 16:37:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2022-11-21 16:37:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2022-11-21 16:37:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-21 16:37:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-21 16:37:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2022-11-21 16:37:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2022-11-21 16:37:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:37:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-21 16:37:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-21 16:37:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-21 16:37:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-21 16:37:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-21 16:37:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2022-11-21 16:37:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2022-11-21 16:37:15,886 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:37:15,892 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:37:17,175 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 16:38:16,364 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:38:16,411 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:38:16,411 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 16:38:16,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:16 BoogieIcfgContainer [2022-11-21 16:38:16,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:38:16,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:38:16,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:38:16,430 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:38:16,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:36:59" (1/3) ... [2022-11-21 16:38:16,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1632ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:38:16, skipping insertion in model container [2022-11-21 16:38:16,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:37:10" (2/3) ... [2022-11-21 16:38:16,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1632ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:38:16, skipping insertion in model container [2022-11-21 16:38:16,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:16" (3/3) ... [2022-11-21 16:38:16,435 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2022-11-21 16:38:16,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:38:16,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:38:16,647 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:38:16,653 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;@63b7dc9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:38:16,654 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:38:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand has 8080 states, 5730 states have (on average 1.3731239092495637) internal successors, (7868), 5829 states have internal predecessors, (7868), 2097 states have call successors, (2097), 254 states have call predecessors, (2097), 253 states have return successors, (2087), 2081 states have call predecessors, (2087), 2087 states have call successors, (2087) [2022-11-21 16:38:16,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-21 16:38:16,704 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:38:16,706 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] [2022-11-21 16:38:16,706 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:38:16,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:38:16,712 INFO L85 PathProgramCache]: Analyzing trace with hash -225235006, now seen corresponding path program 1 times [2022-11-21 16:38:16,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:38:16,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701259890] [2022-11-21 16:38:16,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:38:16,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:38:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:38:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:38:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 16:38:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:38:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 16:38:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:38:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:38:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:38:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:38:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:38:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:38:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:38:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:38:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:38:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:38:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:38:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:38:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:38:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:38:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:38:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-21 16:38:18,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:38:18,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701259890] [2022-11-21 16:38:18,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701259890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:38:18,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:38:18,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:38:18,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873904095] [2022-11-21 16:38:18,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:38:18,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:38:18,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:38:18,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:38:19,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:38:19,018 INFO L87 Difference]: Start difference. First operand has 8080 states, 5730 states have (on average 1.3731239092495637) internal successors, (7868), 5829 states have internal predecessors, (7868), 2097 states have call successors, (2097), 254 states have call predecessors, (2097), 253 states have return successors, (2087), 2081 states have call predecessors, (2087), 2087 states have call successors, (2087) 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, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-21 16:38:55,249 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 [] [2022-11-21 16:38:57,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:38:59,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:24,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:26,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:28,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:30,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:32,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:34,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:36,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:38,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:40,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:42,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:44,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:46,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:48,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:50,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:53,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:55,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:57,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:39:59,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:01,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:03,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:05,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:07,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:09,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:11,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:14,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:16,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:18,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:20,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:22,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:24,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:26,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:28,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:30,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:32,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:40:34,491 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 [] [2022-11-21 16:40:42,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:40:42,695 INFO L93 Difference]: Finished difference Result 17375 states and 26535 transitions. [2022-11-21 16:40:42,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:40:42,699 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, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 201 [2022-11-21 16:40:42,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:40:42,812 INFO L225 Difference]: With dead ends: 17375 [2022-11-21 16:40:42,813 INFO L226 Difference]: Without dead ends: 9269 [2022-11-21 16:40:42,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:40:42,877 INFO L413 NwaCegarLoop]: 10544 mSDtfsCounter, 4175 mSDsluCounter, 14926 mSDsCounter, 0 mSdLazyCounter, 13281 mSolverCounterSat, 5551 mSolverCounterUnsat, 36 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 137.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4313 SdHoareTripleChecker+Valid, 25470 SdHoareTripleChecker+Invalid, 18868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5551 IncrementalHoareTripleChecker+Valid, 13281 IncrementalHoareTripleChecker+Invalid, 36 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 142.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:40:42,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4313 Valid, 25470 Invalid, 18868 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5551 Valid, 13281 Invalid, 36 Unknown, 0 Unchecked, 142.2s Time] [2022-11-21 16:40:42,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9269 states. [2022-11-21 16:40:43,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9269 to 8043. [2022-11-21 16:40:43,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8043 states, 5705 states have (on average 1.368624014022787) internal successors, (7808), 5790 states have internal predecessors, (7808), 2085 states have call successors, (2085), 253 states have call predecessors, (2085), 252 states have return successors, (2082), 2076 states have call predecessors, (2082), 2082 states have call successors, (2082) [2022-11-21 16:40:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8043 states to 8043 states and 11975 transitions. [2022-11-21 16:40:43,615 INFO L78 Accepts]: Start accepts. Automaton has 8043 states and 11975 transitions. Word has length 201 [2022-11-21 16:40:43,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:40:43,616 INFO L495 AbstractCegarLoop]: Abstraction has 8043 states and 11975 transitions. [2022-11-21 16:40:43,616 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, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-21 16:40:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 8043 states and 11975 transitions. [2022-11-21 16:40:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-21 16:40:43,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:40:43,623 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] [2022-11-21 16:40:43,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:40:43,624 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:40:43,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:40:43,625 INFO L85 PathProgramCache]: Analyzing trace with hash 30184634, now seen corresponding path program 1 times [2022-11-21 16:40:43,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:40:43,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474766110] [2022-11-21 16:40:43,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:40:43,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:40:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:40:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:40:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 16:40:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:40:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 16:40:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:40:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:40:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:40:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:40:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:40:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:40:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:40:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:40:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:40:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:40:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:40:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:40:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:40:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:40:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:40:45,882 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-21 16:40:45,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:40:45,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474766110] [2022-11-21 16:40:45,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474766110] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:40:45,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:40:45,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:40:45,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715743779] [2022-11-21 16:40:45,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:40:45,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:40:45,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:40:45,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:40:45,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:40:45,887 INFO L87 Difference]: Start difference. First operand 8043 states and 11975 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-21 16:41:38,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:40,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:42,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:44,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:47,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:49,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:51,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:53,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:54,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:56,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:41:58,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:04,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:11,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:12,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:15,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:16,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:18,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:20,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:22,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:24,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:26,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:42:29,861 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 [] [2022-11-21 16:42:35,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:42:35,044 INFO L93 Difference]: Finished difference Result 26470 states and 40373 transitions. [2022-11-21 16:42:35,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 16:42:35,045 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 201 [2022-11-21 16:42:35,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:42:35,233 INFO L225 Difference]: With dead ends: 26470 [2022-11-21 16:42:35,234 INFO L226 Difference]: Without dead ends: 18462 [2022-11-21 16:42:35,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:42:35,303 INFO L413 NwaCegarLoop]: 12316 mSDtfsCounter, 24003 mSDsluCounter, 15159 mSDsCounter, 0 mSdLazyCounter, 12483 mSolverCounterSat, 18277 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25527 SdHoareTripleChecker+Valid, 27475 SdHoareTripleChecker+Invalid, 30778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 18277 IncrementalHoareTripleChecker+Valid, 12483 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 107.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:42:35,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25527 Valid, 27475 Invalid, 30778 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [18277 Valid, 12483 Invalid, 18 Unknown, 0 Unchecked, 107.3s Time] [2022-11-21 16:42:35,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18462 states. [2022-11-21 16:42:36,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18462 to 16010. [2022-11-21 16:42:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16010 states, 11361 states have (on average 1.3694217058357538) internal successors, (15558), 11529 states have internal predecessors, (15558), 4144 states have call successors, (4144), 505 states have call predecessors, (4144), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-21 16:42:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16010 states to 16010 states and 23843 transitions. [2022-11-21 16:42:36,871 INFO L78 Accepts]: Start accepts. Automaton has 16010 states and 23843 transitions. Word has length 201 [2022-11-21 16:42:36,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:42:36,874 INFO L495 AbstractCegarLoop]: Abstraction has 16010 states and 23843 transitions. [2022-11-21 16:42:36,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-21 16:42:36,875 INFO L276 IsEmpty]: Start isEmpty. Operand 16010 states and 23843 transitions. [2022-11-21 16:42:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-21 16:42:36,885 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:42:36,885 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:42:36,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:42:36,886 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:42:36,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:42:36,886 INFO L85 PathProgramCache]: Analyzing trace with hash -889042004, now seen corresponding path program 1 times [2022-11-21 16:42:36,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:42:36,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410322332] [2022-11-21 16:42:36,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:42:36,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:42:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:42:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:42:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 16:42:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:42:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 16:42:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:42:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:42:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:42:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:42:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:42:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:42:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:42:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:42:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:42:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:42:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:42:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:42:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:42:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-21 16:42:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:42:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:42:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:42:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-21 16:42:38,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:42:38,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410322332] [2022-11-21 16:42:38,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410322332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:42:38,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:42:38,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:42:38,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801622633] [2022-11-21 16:42:38,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:42:38,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:42:38,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:42:38,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:42:38,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:42:38,812 INFO L87 Difference]: Start difference. First operand 16010 states and 23843 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:42:46,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:19,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:45,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:47,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:49,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:51,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:53,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:55,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:57,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:43:59,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:01,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:03,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:05,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:08,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:10,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:12,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:14,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:16,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:18,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:20,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:22,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:24,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:26,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:29,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:31,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:33,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:35,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:37,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:39,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:41,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:43,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:45,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:47,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:49,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:51,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:53,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:44:55,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:00,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:02,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:04,437 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 [] [2022-11-21 16:45:10,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:45:10,632 INFO L93 Difference]: Finished difference Result 18464 states and 28445 transitions. [2022-11-21 16:45:10,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:45:10,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 222 [2022-11-21 16:45:10,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:45:10,773 INFO L225 Difference]: With dead ends: 18464 [2022-11-21 16:45:10,773 INFO L226 Difference]: Without dead ends: 18461 [2022-11-21 16:45:10,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:45:10,792 INFO L413 NwaCegarLoop]: 10424 mSDtfsCounter, 15003 mSDsluCounter, 14792 mSDsCounter, 0 mSdLazyCounter, 13324 mSolverCounterSat, 6894 mSolverCounterUnsat, 37 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 145.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16403 SdHoareTripleChecker+Valid, 25216 SdHoareTripleChecker+Invalid, 20255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6894 IncrementalHoareTripleChecker+Valid, 13324 IncrementalHoareTripleChecker+Invalid, 37 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 150.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:45:10,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16403 Valid, 25216 Invalid, 20255 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6894 Valid, 13324 Invalid, 37 Unknown, 0 Unchecked, 150.4s Time] [2022-11-21 16:45:10,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18461 states. [2022-11-21 16:45:11,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18461 to 16009. [2022-11-21 16:45:12,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16009 states, 11361 states have (on average 1.3693336854150162) internal successors, (15557), 11528 states have internal predecessors, (15557), 4143 states have call successors, (4143), 505 states have call predecessors, (4143), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-21 16:45:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16009 states to 16009 states and 23841 transitions. [2022-11-21 16:45:12,127 INFO L78 Accepts]: Start accepts. Automaton has 16009 states and 23841 transitions. Word has length 222 [2022-11-21 16:45:12,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:45:12,129 INFO L495 AbstractCegarLoop]: Abstraction has 16009 states and 23841 transitions. [2022-11-21 16:45:12,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:45:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 16009 states and 23841 transitions. [2022-11-21 16:45:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-21 16:45:12,137 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:45:12,137 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:45:12,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:45:12,138 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:45:12,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:45:12,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1793892330, now seen corresponding path program 1 times [2022-11-21 16:45:12,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:45:12,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44264198] [2022-11-21 16:45:12,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:45:12,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:45:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:45:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:45:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 16:45:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:45:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 16:45:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:45:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:45:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:45:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:45:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:45:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:45:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:45:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:45:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:13,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:45:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:45:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:45:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:45:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:45:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-21 16:45:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:45:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:45:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:45:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-21 16:45:14,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:45:14,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44264198] [2022-11-21 16:45:14,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44264198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:45:14,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:45:14,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:45:14,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385490135] [2022-11-21 16:45:14,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:45:14,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:45:14,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:45:14,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:45:14,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:45:14,386 INFO L87 Difference]: Start difference. First operand 16009 states and 23841 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:45:21,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:45:23,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:07,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:09,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:11,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:13,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:15,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:17,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:19,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:21,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:24,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:26,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:29,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:31,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:33,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:35,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:37,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:38,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:40,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:42,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:44,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:46,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:48,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:50,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:52,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:56,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:46:58,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:02,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:47:02,779 INFO L93 Difference]: Finished difference Result 18463 states and 28443 transitions. [2022-11-21 16:47:02,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:47:02,780 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 223 [2022-11-21 16:47:02,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:47:02,903 INFO L225 Difference]: With dead ends: 18463 [2022-11-21 16:47:02,903 INFO L226 Difference]: Without dead ends: 18460 [2022-11-21 16:47:02,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:47:02,920 INFO L413 NwaCegarLoop]: 10458 mSDtfsCounter, 14914 mSDsluCounter, 10407 mSDsCounter, 0 mSdLazyCounter, 9812 mSolverCounterSat, 6850 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 103.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16324 SdHoareTripleChecker+Valid, 20865 SdHoareTripleChecker+Invalid, 16686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6850 IncrementalHoareTripleChecker+Valid, 9812 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 107.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:47:02,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16324 Valid, 20865 Invalid, 16686 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6850 Valid, 9812 Invalid, 24 Unknown, 0 Unchecked, 107.0s Time] [2022-11-21 16:47:02,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18460 states. [2022-11-21 16:47:04,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18460 to 16008. [2022-11-21 16:47:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16008 states, 11361 states have (on average 1.3692456649942786) internal successors, (15556), 11527 states have internal predecessors, (15556), 4142 states have call successors, (4142), 505 states have call predecessors, (4142), 504 states have return successors, (4141), 4129 states have call predecessors, (4141), 4141 states have call successors, (4141) [2022-11-21 16:47:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16008 states to 16008 states and 23839 transitions. [2022-11-21 16:47:04,276 INFO L78 Accepts]: Start accepts. Automaton has 16008 states and 23839 transitions. Word has length 223 [2022-11-21 16:47:04,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:47:04,278 INFO L495 AbstractCegarLoop]: Abstraction has 16008 states and 23839 transitions. [2022-11-21 16:47:04,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:47:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 16008 states and 23839 transitions. [2022-11-21 16:47:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-21 16:47:04,285 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:47:04,285 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:47:04,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:47:04,286 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:47:04,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:47:04,286 INFO L85 PathProgramCache]: Analyzing trace with hash 220523503, now seen corresponding path program 1 times [2022-11-21 16:47:04,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:47:04,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813863550] [2022-11-21 16:47:04,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:47:04,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:47:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:47:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:47:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-21 16:47:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:47:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-21 16:47:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:47:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 16:47:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:47:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-21 16:47:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 16:47:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-21 16:47:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-21 16:47:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-21 16:47:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-21 16:47:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-21 16:47:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:05,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-21 16:47:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-21 16:47:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-21 16:47:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-21 16:47:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:47:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:47:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:47:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-21 16:47:06,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:47:06,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813863550] [2022-11-21 16:47:06,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813863550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:47:06,135 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:47:06,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:47:06,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130982280] [2022-11-21 16:47:06,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:47:06,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:47:06,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:47:06,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:47:06,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:47:06,138 INFO L87 Difference]: Start difference. First operand 16008 states and 23839 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:47:56,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:47:58,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:00,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:02,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:04,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:06,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:08,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:10,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:12,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:15,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:17,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:19,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:21,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:23,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:25,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:27,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:29,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:31,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:33,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:35,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:37,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:39,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:41,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:43,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:47,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:49,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:48:53,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:48:53,612 INFO L93 Difference]: Finished difference Result 18460 states and 28440 transitions. [2022-11-21 16:48:53,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:48:53,612 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 224 [2022-11-21 16:48:53,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:48:53,614 INFO L225 Difference]: With dead ends: 18460 [2022-11-21 16:48:53,614 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:48:53,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:48:53,711 INFO L413 NwaCegarLoop]: 10434 mSDtfsCounter, 14974 mSDsluCounter, 10458 mSDsCounter, 0 mSdLazyCounter, 9790 mSolverCounterSat, 6880 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16360 SdHoareTripleChecker+Valid, 20892 SdHoareTripleChecker+Invalid, 16694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6880 IncrementalHoareTripleChecker+Valid, 9790 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:48:53,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16360 Valid, 20892 Invalid, 16694 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6880 Valid, 9790 Invalid, 24 Unknown, 0 Unchecked, 105.9s Time] [2022-11-21 16:48:53,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:48:53,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:48:53,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:48:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:48:53,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 224 [2022-11-21 16:48:53,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:48:53,716 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:48:53,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 16:48:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:48:53,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:48:53,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:48:53,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 16:48:53,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.