./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 211cf819b5d875dce280647ddf0a7b777f89a64546d83ea12f5b7a4f97622e40 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:49:35,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:49:35,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:49:35,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:49:35,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:49:35,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:49:35,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:49:35,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:49:35,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:49:35,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:49:35,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:49:35,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:49:35,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:49:35,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:49:35,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:49:35,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:49:35,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:49:35,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:49:35,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:49:35,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:49:35,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:49:35,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:49:35,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:49:35,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:49:35,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:49:35,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:49:35,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:49:35,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:49:35,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:49:35,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:49:35,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:49:35,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:49:35,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:49:35,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:49:35,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:49:35,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:49:35,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:49:35,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:49:35,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:49:35,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:49:35,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:49:35,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 18:49:35,995 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:49:35,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:49:35,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:49:35,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:49:35,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:49:35,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:49:36,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:49:36,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:49:36,004 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:49:36,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:49:36,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:49:36,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:49:36,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:49:36,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:49:36,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:49:36,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:49:36,007 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:49:36,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:49:36,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:49:36,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:49:36,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:49:36,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:49:36,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:49:36,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:49:36,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:49:36,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:49:36,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:49:36,011 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:49:36,011 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:49:36,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:49:36,011 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_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 211cf819b5d875dce280647ddf0a7b777f89a64546d83ea12f5b7a4f97622e40 [2022-11-18 18:49:36,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:49:36,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:49:36,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:49:36,421 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:49:36,422 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:49:36,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-18 18:49:36,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/data/4ec6a0062/7619749656c04cecbb94edacc9417f9b/FLAG2ef574ea2 [2022-11-18 18:49:37,923 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:49:37,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-18 18:49:38,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/data/4ec6a0062/7619749656c04cecbb94edacc9417f9b/FLAG2ef574ea2 [2022-11-18 18:49:38,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/data/4ec6a0062/7619749656c04cecbb94edacc9417f9b [2022-11-18 18:49:38,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:49:38,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:49:38,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:49:38,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:49:38,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:49:38,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:38" (1/1) ... [2022-11-18 18:49:38,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7a66bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:38, skipping insertion in model container [2022-11-18 18:49:38,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:38" (1/1) ... [2022-11-18 18:49:38,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:49:38,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:49:47,437 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i[790222,790235] [2022-11-18 18:49:47,441 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i[790367,790380] [2022-11-18 18:49:47,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:49:47,549 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:49:48,496 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i[790222,790235] [2022-11-18 18:49:48,497 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i[790367,790380] [2022-11-18 18:49:48,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:49:48,892 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:49:48,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48 WrapperNode [2022-11-18 18:49:48,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:49:48,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:49:48,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:49:48,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:49:48,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:49,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:49,863 INFO L138 Inliner]: procedures = 735, calls = 11980, calls flagged for inlining = 331, calls inlined = 253, statements flattened = 12986 [2022-11-18 18:49:49,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:49:49,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:49:49,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:49:49,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:49:49,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:49,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:49,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:49,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:49:50,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:49:50,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:49:50,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:49:50,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (1/1) ... [2022-11-18 18:49:50,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:49:50,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:49:50,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:49:50,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af2d4d73-ece6-407a-960d-1f25c4263348/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:49:50,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-18 18:49:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-18 18:49:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 18:49:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 18:49:50,878 INFO L130 BoogieDeclarations]: Found specification of procedure read_register [2022-11-18 18:49:50,878 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register [2022-11-18 18:49:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_data [2022-11-18 18:49:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_data [2022-11-18 18:49:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure write_register_byte [2022-11-18 18:49:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register_byte [2022-11-18 18:49:50,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 18:49:50,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 18:49:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 18:49:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 18:49:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-18 18:49:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-18 18:49:50,880 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_release_firmware [2022-11-18 18:49:50,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_release_firmware [2022-11-18 18:49:50,881 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_configure_security [2022-11-18 18:49:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_configure_security [2022-11-18 18:49:50,881 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 18:49:50,881 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 18:49:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 18:49:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 18:49:50,882 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_adapter [2022-11-18 18:49:50,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_adapter [2022-11-18 18:49:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_security_information [2022-11-18 18:49:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_security_information [2022-11-18 18:49:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-18 18:49:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-18 18:49:50,883 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 18:49:50,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 18:49:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 18:49:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 18:49:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 18:49:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 18:49:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 18:49:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 18:49:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mandatory_bssid [2022-11-18 18:49:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mandatory_bssid [2022-11-18 18:49:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 18:49:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 18:49:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2022-11-18 18:49:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2022-11-18 18:49:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2022-11-18 18:49:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2022-11-18 18:49:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_adapter [2022-11-18 18:49:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_adapter [2022-11-18 18:49:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-18 18:49:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-18 18:49:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:49:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_send_command [2022-11-18 18:49:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_send_command [2022-11-18 18:49:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-18 18:49:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-18 18:49:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_word [2022-11-18 18:49:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_word [2022-11-18 18:49:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 18:49:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 18:49:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure isr_scan_complete [2022-11-18 18:49:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_scan_complete [2022-11-18 18:49:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_power_mode [2022-11-18 18:49:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_power_mode [2022-11-18 18:49:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 18:49:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 18:49:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_115 [2022-11-18 18:49:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_115 [2022-11-18 18:49:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_byte [2022-11-18 18:49:50,893 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_byte [2022-11-18 18:49:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-11-18 18:49:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-11-18 18:49:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 18:49:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-18 18:49:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_dword [2022-11-18 18:49:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_dword [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 18:49:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 18:49:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_channel [2022-11-18 18:49:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_channel [2022-11-18 18:49:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:49:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 18:49:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 18:49:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 18:49:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 18:49:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_up [2022-11-18 18:49:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_up [2022-11-18 18:49:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_commands [2022-11-18 18:49:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_commands [2022-11-18 18:49:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 18:49:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 18:49:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 18:49:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 18:49:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-18 18:49:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-18 18:49:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 18:49:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 18:49:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 18:49:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 18:49:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2022-11-18 18:49:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2022-11-18 18:49:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 18:49:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 18:49:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-18 18:49:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-18 18:49:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_adapter [2022-11-18 18:49:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_adapter [2022-11-18 18:49:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 18:49:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 18:49:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_scan_options [2022-11-18 18:49:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_scan_options [2022-11-18 18:49:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_txb_free [2022-11-18 18:49:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_txb_free [2022-11-18 18:49:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_fatalerror [2022-11-18 18:49:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_fatalerror [2022-11-18 18:49:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:49:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-18 18:49:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-18 18:49:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-18 18:49:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-18 18:49:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-18 18:49:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-18 18:49:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:49:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_rates [2022-11-18 18:49:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_rates [2022-11-18 18:49:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 18:49:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 18:49:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2022-11-18 18:49:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2022-11-18 18:49:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 18:49:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 18:49:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:49:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-18 18:49:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-18 18:49:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 18:49:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_snapshot_free [2022-11-18 18:49:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_snapshot_free [2022-11-18 18:49:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 18:49:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 18:49:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-18 18:49:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-18 18:49:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-18 18:49:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-18 18:49:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure snprint_line [2022-11-18 18:49:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure snprint_line [2022-11-18 18:49:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 18:49:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 18:49:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reset [2022-11-18 18:49:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reset [2022-11-18 18:49:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-18 18:49:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-18 18:49:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-18 18:49:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-18 18:49:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-18 18:49:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-18 18:49:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure sw_reset_and_clock [2022-11-18 18:49:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_reset_and_clock [2022-11-18 18:49:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_interrupts [2022-11-18 18:49:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_interrupts [2022-11-18 18:49:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-18 18:49:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-18 18:49:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_resume [2022-11-18 18:49:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_resume [2022-11-18 18:49:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-18 18:49:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-18 18:49:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:49:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:49:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-18 18:49:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-18 18:49:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_pci_remove_one [2022-11-18 18:49:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_pci_remove_one [2022-11-18 18:49:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_free [2022-11-18 18:49:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_free [2022-11-18 18:49:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-18 18:49:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-18 18:49:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 18:49:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 18:49:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 18:49:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 18:49:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_alloc_skb [2022-11-18 18:49:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_alloc_skb [2022-11-18 18:49:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-18 18:49:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-18 18:49:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_get_ordinal [2022-11-18 18:49:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_get_ordinal [2022-11-18 18:49:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_stop_adapter [2022-11-18 18:49:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_stop_adapter [2022-11-18 18:49:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write_register [2022-11-18 18:49:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register [2022-11-18 18:49:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_set_gpio [2022-11-18 18:49:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_set_gpio [2022-11-18 18:49:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 18:49:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 18:49:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_down [2022-11-18 18:49:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_down [2022-11-18 18:49:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_close [2022-11-18 18:49:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_close [2022-11-18 18:49:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_low_lock_of_ipw2100_priv [2022-11-18 18:49:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_low_lock_of_ipw2100_priv [2022-11-18 18:49:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_wait_for_card_state [2022-11-18 18:49:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_wait_for_card_state [2022-11-18 18:49:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_rf_kill [2022-11-18 18:49:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_rf_kill [2022-11-18 18:49:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 18:49:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 18:49:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-18 18:49:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-18 18:49:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure read_register_byte [2022-11-18 18:49:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register_byte [2022-11-18 18:49:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure status_queue_free [2022-11-18 18:49:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure status_queue_free [2022-11-18 18:49:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-18 18:49:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-18 18:49:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 18:49:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 18:49:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 18:49:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 18:49:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-18 18:49:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-18 18:49:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_rx_free [2022-11-18 18:49:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_rx_free [2022-11-18 18:49:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-18 18:49:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-18 18:49:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-18 18:49:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-18 18:49:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 18:49:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 18:49:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:49:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure mod_delayed_work [2022-11-18 18:49:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_delayed_work [2022-11-18 18:49:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 18:49:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 18:49:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_shutdown [2022-11-18 18:49:51,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_shutdown [2022-11-18 18:49:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:49:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_word [2022-11-18 18:49:51,006 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_word [2022-11-18 18:49:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_association_lost [2022-11-18 18:49:51,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_association_lost [2022-11-18 18:49:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_free [2022-11-18 18:49:51,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_free [2022-11-18 18:49:51,010 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mac_address [2022-11-18 18:49:51,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mac_address [2022-11-18 18:49:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_essid [2022-11-18 18:49:51,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_essid [2022-11-18 18:49:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-11-18 18:49:51,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-11-18 18:49:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-18 18:49:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-18 18:49:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 18:49:51,016 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_interrupts [2022-11-18 18:49:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_interrupts [2022-11-18 18:49:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-18 18:49:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-18 18:49:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_rts_threshold [2022-11-18 18:49:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_rts_threshold [2022-11-18 18:49:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_byte [2022-11-18 18:49:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_byte [2022-11-18 18:49:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-18 18:49:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-18 18:49:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 18:49:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 18:49:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure free_libipw [2022-11-18 18:49:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure free_libipw [2022-11-18 18:49:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 18:49:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 18:49:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-18 18:49:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-18 18:49:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-18 18:49:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-18 18:49:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_msg_free [2022-11-18 18:49:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_msg_free [2022-11-18 18:49:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure printk_buf [2022-11-18 18:49:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_buf [2022-11-18 18:49:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ipw_ethtool_get_drvinfo [2022-11-18 18:49:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw_ethtool_get_drvinfo [2022-11-18 18:49:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-18 18:49:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-18 18:49:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_power [2022-11-18 18:49:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_power [2022-11-18 18:49:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 18:49:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 18:49:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-18 18:49:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-18 18:49:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2022-11-18 18:49:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2022-11-18 18:49:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_system_config [2022-11-18 18:49:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_system_config [2022-11-18 18:49:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_kill_works [2022-11-18 18:49:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_kill_works [2022-11-18 18:49:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2022-11-18 18:49:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2022-11-18 18:49:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 18:49:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 18:49:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:49:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_free [2022-11-18 18:49:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_free [2022-11-18 18:49:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 18:49:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 18:49:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure rf_kill_active [2022-11-18 18:49:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_kill_active [2022-11-18 18:49:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2022-11-18 18:49:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2022-11-18 18:49:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 18:49:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 18:49:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_allocate [2022-11-18 18:49:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_allocate [2022-11-18 18:49:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 18:49:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 18:49:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_priv [2022-11-18 18:49:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_priv [2022-11-18 18:49:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 18:49:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 18:49:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 18:49:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 18:49:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_timeout [2022-11-18 18:49:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_timeout [2022-11-18 18:49:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 18:49:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 18:49:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 18:49:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 18:49:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-18 18:49:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-18 18:49:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-18 18:49:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-18 18:49:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-18 18:49:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-18 18:49:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_open [2022-11-18 18:49:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_open [2022-11-18 18:49:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 18:49:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 18:49:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_initialize [2022-11-18 18:49:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_initialize [2022-11-18 18:49:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-18 18:49:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_low_lock_of_ipw2100_priv [2022-11-18 18:49:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_low_lock_of_ipw2100_priv [2022-11-18 18:49:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure pm_qos_update_request [2022-11-18 18:49:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_qos_update_request [2022-11-18 18:49:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_associated [2022-11-18 18:49:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_associated [2022-11-18 18:49:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:49:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_scanning [2022-11-18 18:49:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_scanning [2022-11-18 18:49:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_dword [2022-11-18 18:49:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_dword [2022-11-18 18:49:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 18:49:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 18:49:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-18 18:49:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-18 18:49:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_initialize [2022-11-18 18:49:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_initialize [2022-11-18 18:49:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_start_scan [2022-11-18 18:49:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_start_scan [2022-11-18 18:49:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-18 18:49:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-18 18:49:52,557 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:49:52,568 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:50:06,144 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 18:52:21,077 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-18 18:52:21,311 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:52:21,352 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:52:21,353 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 18:52:21,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:52:21 BoogieIcfgContainer [2022-11-18 18:52:21,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:52:21,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:52:21,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:52:21,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:52:21,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:49:38" (1/3) ... [2022-11-18 18:52:21,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33071ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:52:21, skipping insertion in model container [2022-11-18 18:52:21,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:48" (2/3) ... [2022-11-18 18:52:21,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33071ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:52:21, skipping insertion in model container [2022-11-18 18:52:21,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:52:21" (3/3) ... [2022-11-18 18:52:21,387 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2022-11-18 18:52:21,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:52:21,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:52:21,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:52:21,679 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;@9c56165, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:52:21,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:52:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 3476 states, 2402 states have (on average 1.3284762697751873) internal successors, (3191), 2417 states have internal predecessors, (3191), 904 states have call successors, (904), 170 states have call predecessors, (904), 169 states have return successors, (898), 896 states have call predecessors, (898), 898 states have call successors, (898) [2022-11-18 18:52:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-11-18 18:52:21,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:52:21,791 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:52:21,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:52:21,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:52:21,803 INFO L85 PathProgramCache]: Analyzing trace with hash -319922919, now seen corresponding path program 1 times [2022-11-18 18:52:21,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:52:21,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245975869] [2022-11-18 18:52:21,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:52:21,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:52:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 18:52:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:52:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 18:52:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 18:52:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 18:52:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 18:52:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 18:52:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 18:52:24,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:24,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 18:52:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 18:52:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 18:52:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 18:52:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 18:52:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 18:52:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:52:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 18:52:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-18 18:52:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-18 18:52:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 18:52:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-18 18:52:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-18 18:52:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-11-18 18:52:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-11-18 18:52:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:52:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:52:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 18:52:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-18 18:52:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-18 18:52:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 18:52:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-11-18 18:52:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:52:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:25,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 18:52:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:52:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 18:52:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:52:26,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1451 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1451 trivial. 0 not checked. [2022-11-18 18:52:26,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:52:26,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245975869] [2022-11-18 18:52:26,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245975869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:52:26,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:52:26,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:52:26,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002269535] [2022-11-18 18:52:26,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:52:26,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:52:26,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:52:26,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:52:26,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:52:26,142 INFO L87 Difference]: Start difference. First operand has 3476 states, 2402 states have (on average 1.3284762697751873) internal successors, (3191), 2417 states have internal predecessors, (3191), 904 states have call successors, (904), 170 states have call predecessors, (904), 169 states have return successors, (898), 896 states have call predecessors, (898), 898 states have call successors, (898) Second operand has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-18 18:52:35,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:00,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:02,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:05,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:07,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:14,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:28,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:31,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:36,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:40,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:42,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:45,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:48,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:52,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:55,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:53:57,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:00,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:04,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:54:05,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:54:10,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:14,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:17,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:20,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:22,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:25,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:27,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:30,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:32,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:35,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:37,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:54:41,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:54:41,173 INFO L93 Difference]: Finished difference Result 9232 states and 14119 transitions. [2022-11-18 18:54:41,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:54:41,176 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 382 [2022-11-18 18:54:41,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:54:41,255 INFO L225 Difference]: With dead ends: 9232 [2022-11-18 18:54:41,255 INFO L226 Difference]: Without dead ends: 5719 [2022-11-18 18:54:41,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:54:41,305 INFO L413 NwaCegarLoop]: 4129 mSDtfsCounter, 5904 mSDsluCounter, 9307 mSDsCounter, 0 mSdLazyCounter, 9078 mSolverCounterSat, 4897 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6513 SdHoareTripleChecker+Valid, 13436 SdHoareTripleChecker+Invalid, 14004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4897 IncrementalHoareTripleChecker+Valid, 9078 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.6s IncrementalHoareTripleChecker+Time [2022-11-18 18:54:41,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6513 Valid, 13436 Invalid, 14004 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4897 Valid, 9078 Invalid, 29 Unknown, 0 Unchecked, 133.6s Time] [2022-11-18 18:54:41,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5719 states. [2022-11-18 18:54:41,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5719 to 5402. [2022-11-18 18:54:41,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5402 states, 3799 states have (on average 1.3271913661489865) internal successors, (5042), 3817 states have internal predecessors, (5042), 1340 states have call successors, (1340), 262 states have call predecessors, (1340), 262 states have return successors, (1340), 1337 states have call predecessors, (1340), 1340 states have call successors, (1340) [2022-11-18 18:54:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5402 states to 5402 states and 7722 transitions. [2022-11-18 18:54:41,961 INFO L78 Accepts]: Start accepts. Automaton has 5402 states and 7722 transitions. Word has length 382 [2022-11-18 18:54:41,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:54:41,962 INFO L495 AbstractCegarLoop]: Abstraction has 5402 states and 7722 transitions. [2022-11-18 18:54:41,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (41), 6 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-18 18:54:41,963 INFO L276 IsEmpty]: Start isEmpty. Operand 5402 states and 7722 transitions. [2022-11-18 18:54:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-11-18 18:54:41,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:54:41,999 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:54:42,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 18:54:42,000 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:54:42,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:54:42,001 INFO L85 PathProgramCache]: Analyzing trace with hash 383788773, now seen corresponding path program 1 times [2022-11-18 18:54:42,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:54:42,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667449418] [2022-11-18 18:54:42,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:54:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:54:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 18:54:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:54:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 18:54:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 18:54:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 18:54:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 18:54:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 18:54:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:43,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 18:54:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 18:54:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 18:54:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 18:54:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 18:54:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 18:54:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 18:54:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:54:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 18:54:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-18 18:54:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 18:54:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-18 18:54:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 18:54:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-18 18:54:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-18 18:54:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 18:54:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 18:54:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-18 18:54:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-11-18 18:54:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-18 18:54:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-18 18:54:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-18 18:54:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-11-18 18:54:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:54:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:54:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 18:54:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-11-18 18:54:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 18:54:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-11-18 18:54:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:44,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-18 18:54:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:54:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 18:54:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:54:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-11-18 18:54:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:54:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1706 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1703 trivial. 0 not checked. [2022-11-18 18:54:45,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:54:45,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667449418] [2022-11-18 18:54:45,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667449418] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:54:45,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:54:45,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:54:45,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347836700] [2022-11-18 18:54:45,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:54:45,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:54:45,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:54:45,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:54:45,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:54:45,116 INFO L87 Difference]: Start difference. First operand 5402 states and 7722 transitions. Second operand has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 3 states have internal predecessors, (190), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-18 18:54:55,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:55:11,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:55:35,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:55:37,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:55:40,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:55:47,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:55:59,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:02,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:07,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:13,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:17,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:20,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:24,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:27,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:30,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:36,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:44,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:48,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:52,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:54,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:56:57,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:01,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:03,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:06,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:08,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:13,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:57:13,592 INFO L93 Difference]: Finished difference Result 13152 states and 18979 transitions. [2022-11-18 18:57:13,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:57:13,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 3 states have internal predecessors, (190), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 455 [2022-11-18 18:57:13,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:57:13,659 INFO L225 Difference]: With dead ends: 13152 [2022-11-18 18:57:13,660 INFO L226 Difference]: Without dead ends: 7787 [2022-11-18 18:57:13,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:57:13,693 INFO L413 NwaCegarLoop]: 5410 mSDtfsCounter, 3540 mSDsluCounter, 14720 mSDsCounter, 0 mSdLazyCounter, 12676 mSolverCounterSat, 1397 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 138.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4129 SdHoareTripleChecker+Valid, 20130 SdHoareTripleChecker+Invalid, 14098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1397 IncrementalHoareTripleChecker+Valid, 12676 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 147.3s IncrementalHoareTripleChecker+Time [2022-11-18 18:57:13,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4129 Valid, 20130 Invalid, 14098 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1397 Valid, 12676 Invalid, 25 Unknown, 0 Unchecked, 147.3s Time] [2022-11-18 18:57:13,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7787 states. [2022-11-18 18:57:14,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7787 to 7379. [2022-11-18 18:57:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7379 states, 5215 states have (on average 1.3294343240651965) internal successors, (6933), 5237 states have internal predecessors, (6933), 1806 states have call successors, (1806), 357 states have call predecessors, (1806), 357 states have return successors, (1806), 1802 states have call predecessors, (1806), 1806 states have call successors, (1806) [2022-11-18 18:57:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7379 states to 7379 states and 10545 transitions. [2022-11-18 18:57:14,209 INFO L78 Accepts]: Start accepts. Automaton has 7379 states and 10545 transitions. Word has length 455 [2022-11-18 18:57:14,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:57:14,212 INFO L495 AbstractCegarLoop]: Abstraction has 7379 states and 10545 transitions. [2022-11-18 18:57:14,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 3 states have internal predecessors, (190), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-18 18:57:14,214 INFO L276 IsEmpty]: Start isEmpty. Operand 7379 states and 10545 transitions. [2022-11-18 18:57:14,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2022-11-18 18:57:14,262 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:57:14,262 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 11, 11, 11, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:57:14,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 18:57:14,263 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:57:14,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:57:14,264 INFO L85 PathProgramCache]: Analyzing trace with hash 539928140, now seen corresponding path program 1 times [2022-11-18 18:57:14,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:57:14,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510089892] [2022-11-18 18:57:14,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:57:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:57:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 18:57:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:57:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 18:57:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 18:57:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 18:57:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 18:57:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 18:57:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 18:57:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 18:57:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:15,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 18:57:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 18:57:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 18:57:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 18:57:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 18:57:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:57:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 18:57:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-18 18:57:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 18:57:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-18 18:57:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 18:57:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-18 18:57:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-18 18:57:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 18:57:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 18:57:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-18 18:57:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:57:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:57:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 18:57:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:57:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:57:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-18 18:57:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-11-18 18:57:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-18 18:57:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-18 18:57:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 18:57:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-18 18:57:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-11-18 18:57:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-11-18 18:57:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:57:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:57:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 18:57:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:16,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-18 18:57:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-18 18:57:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-18 18:57:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-18 18:57:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:57:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 18:57:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:57:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-11-18 18:57:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:57:17,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1994 trivial. 0 not checked. [2022-11-18 18:57:17,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:57:17,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510089892] [2022-11-18 18:57:17,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510089892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:57:17,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:57:17,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:57:17,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747580912] [2022-11-18 18:57:17,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:57:17,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:57:17,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:57:17,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:57:17,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:57:17,296 INFO L87 Difference]: Start difference. First operand 7379 states and 10545 transitions. Second operand has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-18 18:57:25,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:28,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:31,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:36,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:57:37,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:57:52,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:55,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:57,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:57:59,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:08,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:15,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:18,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:22,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:27,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:29,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:32,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:35,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:38,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:41,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:45,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:48,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:50,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:54,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:58:58,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:01,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:03,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:05,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:07,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:10,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:59:11,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 18:59:14,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:17,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:19,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:21,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:25,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:27,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:31,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:33,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:35,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:37,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 18:59:39,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:59:39,926 INFO L93 Difference]: Finished difference Result 17194 states and 24783 transitions. [2022-11-18 18:59:39,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 18:59:39,927 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 529 [2022-11-18 18:59:39,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 18:59:40,006 INFO L225 Difference]: With dead ends: 17194 [2022-11-18 18:59:40,006 INFO L226 Difference]: Without dead ends: 9852 [2022-11-18 18:59:40,050 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-18 18:59:40,051 INFO L413 NwaCegarLoop]: 5481 mSDtfsCounter, 5092 mSDsluCounter, 9292 mSDsCounter, 0 mSdLazyCounter, 7745 mSolverCounterSat, 3580 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 131.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5681 SdHoareTripleChecker+Valid, 14773 SdHoareTripleChecker+Invalid, 11360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3580 IncrementalHoareTripleChecker+Valid, 7745 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 141.5s IncrementalHoareTripleChecker+Time [2022-11-18 18:59:40,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5681 Valid, 14773 Invalid, 11360 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3580 Valid, 7745 Invalid, 35 Unknown, 0 Unchecked, 141.5s Time] [2022-11-18 18:59:40,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9852 states. [2022-11-18 18:59:40,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9852 to 9353. [2022-11-18 18:59:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9353 states, 6628 states have (on average 1.3308690404345203) internal successors, (8821), 6654 states have internal predecessors, (8821), 2272 states have call successors, (2272), 452 states have call predecessors, (2272), 452 states have return successors, (2272), 2267 states have call predecessors, (2272), 2272 states have call successors, (2272) [2022-11-18 18:59:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 13365 transitions. [2022-11-18 18:59:40,665 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 13365 transitions. Word has length 529 [2022-11-18 18:59:40,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 18:59:40,667 INFO L495 AbstractCegarLoop]: Abstraction has 9353 states and 13365 transitions. [2022-11-18 18:59:40,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-18 18:59:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 13365 transitions. [2022-11-18 18:59:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2022-11-18 18:59:40,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:59:40,721 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 11, 11, 11, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:59:40,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 18:59:40,722 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:59:40,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:59:40,723 INFO L85 PathProgramCache]: Analyzing trace with hash -734995506, now seen corresponding path program 1 times [2022-11-18 18:59:40,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:59:40,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464644179] [2022-11-18 18:59:40,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:59:40,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:59:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:42,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 18:59:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 18:59:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 18:59:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 18:59:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 18:59:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 18:59:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 18:59:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 18:59:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 18:59:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 18:59:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 18:59:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 18:59:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 18:59:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 18:59:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 18:59:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 18:59:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-18 18:59:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 18:59:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-18 18:59:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 18:59:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-18 18:59:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-18 18:59:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 18:59:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 18:59:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-18 18:59:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:59:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:59:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 18:59:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:59:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:59:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-18 18:59:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-11-18 18:59:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-18 18:59:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-18 18:59:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 18:59:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-18 18:59:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-11-18 18:59:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:43,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-11-18 18:59:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 18:59:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 18:59:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 18:59:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-18 18:59:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-18 18:59:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-18 18:59:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-18 18:59:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 18:59:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 18:59:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 18:59:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-11-18 18:59:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:59:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2018 trivial. 0 not checked. [2022-11-18 18:59:44,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:59:44,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464644179] [2022-11-18 18:59:44,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464644179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:59:44,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:59:44,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 18:59:44,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036571799] [2022-11-18 18:59:44,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:59:44,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 18:59:44,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:59:44,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:59:44,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:59:44,679 INFO L87 Difference]: Start difference. First operand 9353 states and 13365 transitions. Second operand has 7 states, 7 states have (on average 28.571428571428573) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-18 18:59:53,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:03,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:00:05,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:00:06,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:00:15,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:20,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:22,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:25,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:27,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:29,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:36,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:38,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:47,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:49,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:53,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:00:58,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:00,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:02,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:05,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:08,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:11,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:14,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:17,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:22,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:24,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:27,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:29,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:32,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:34,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:36,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:39,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:42,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:44,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:46,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:48,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:51,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:01:53,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:01:53,748 INFO L93 Difference]: Finished difference Result 19175 states and 27617 transitions. [2022-11-18 19:01:53,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:01:53,749 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 28.571428571428573) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 529 [2022-11-18 19:01:53,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:01:53,823 INFO L225 Difference]: With dead ends: 19175 [2022-11-18 19:01:53,823 INFO L226 Difference]: Without dead ends: 9859 [2022-11-18 19:01:53,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:01:53,866 INFO L413 NwaCegarLoop]: 3512 mSDtfsCounter, 2796 mSDsluCounter, 8750 mSDsCounter, 0 mSdLazyCounter, 7004 mSolverCounterSat, 2875 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 118.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3047 SdHoareTripleChecker+Valid, 12262 SdHoareTripleChecker+Invalid, 9911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2875 IncrementalHoareTripleChecker+Valid, 7004 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 128.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:01:53,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3047 Valid, 12262 Invalid, 9911 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2875 Valid, 7004 Invalid, 32 Unknown, 0 Unchecked, 128.2s Time] [2022-11-18 19:01:53,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9859 states. [2022-11-18 19:01:54,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9859 to 9353. [2022-11-18 19:01:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9353 states, 6628 states have (on average 1.3307181653590827) internal successors, (8820), 6654 states have internal predecessors, (8820), 2272 states have call successors, (2272), 452 states have call predecessors, (2272), 452 states have return successors, (2272), 2267 states have call predecessors, (2272), 2272 states have call successors, (2272) [2022-11-18 19:01:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 13364 transitions. [2022-11-18 19:01:54,450 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 13364 transitions. Word has length 529 [2022-11-18 19:01:54,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:01:54,452 INFO L495 AbstractCegarLoop]: Abstraction has 9353 states and 13364 transitions. [2022-11-18 19:01:54,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.571428571428573) internal successors, (200), 3 states have internal predecessors, (200), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-18 19:01:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 13364 transitions. [2022-11-18 19:01:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2022-11-18 19:01:54,505 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:01:54,505 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 11, 11, 11, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:01:54,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:01:54,506 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:01:54,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:01:54,507 INFO L85 PathProgramCache]: Analyzing trace with hash 637267055, now seen corresponding path program 1 times [2022-11-18 19:01:54,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:01:54,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042904509] [2022-11-18 19:01:54,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:01:54,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:01:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-18 19:01:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-18 19:01:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-18 19:01:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:01:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-18 19:01:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:01:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:56,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-18 19:01:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-18 19:01:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:01:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:01:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:01:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-18 19:01:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-18 19:01:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-18 19:01:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:01:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-18 19:01:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-18 19:01:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-18 19:01:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-18 19:01:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 19:01:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-18 19:01:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-18 19:01:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 19:01:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 19:01:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-18 19:01:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:01:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:01:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-11-18 19:01:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:01:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:01:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-18 19:01:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-11-18 19:01:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-18 19:01:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-11-18 19:01:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-11-18 19:01:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-18 19:01:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-11-18 19:01:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-11-18 19:01:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:01:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:01:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-18 19:01:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:57,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-18 19:01:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-18 19:01:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-18 19:01:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-11-18 19:01:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:01:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:01:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:01:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-11-18 19:01:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:01:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2018 trivial. 0 not checked. [2022-11-18 19:01:58,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:01:58,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042904509] [2022-11-18 19:01:58,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042904509] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:01:58,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:01:58,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:01:58,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26446411] [2022-11-18 19:01:58,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:01:58,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:01:58,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:01:58,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:01:58,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:01:58,408 INFO L87 Difference]: Start difference. First operand 9353 states and 13364 transitions. Second operand has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-18 19:02:06,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:16,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:02:29,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:31,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:34,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:40,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:47,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:49,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:53,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:02:58,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:00,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:03,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:06,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:09,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:12,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:16,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:18,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:21,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:23,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:25,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:28,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:31,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:03:33,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:03:33,114 INFO L93 Difference]: Finished difference Result 19152 states and 27580 transitions. [2022-11-18 19:03:33,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:03:33,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 530 [2022-11-18 19:03:33,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:03:33,180 INFO L225 Difference]: With dead ends: 19152 [2022-11-18 19:03:33,180 INFO L226 Difference]: Without dead ends: 9836 [2022-11-18 19:03:33,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:03:33,223 INFO L413 NwaCegarLoop]: 3514 mSDtfsCounter, 2710 mSDsluCounter, 7027 mSDsCounter, 0 mSdLazyCounter, 5672 mSolverCounterSat, 3017 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2960 SdHoareTripleChecker+Valid, 10541 SdHoareTripleChecker+Invalid, 8710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3017 IncrementalHoareTripleChecker+Valid, 5672 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.9s IncrementalHoareTripleChecker+Time [2022-11-18 19:03:33,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2960 Valid, 10541 Invalid, 8710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3017 Valid, 5672 Invalid, 21 Unknown, 0 Unchecked, 93.9s Time] [2022-11-18 19:03:33,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9836 states. [2022-11-18 19:03:33,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9836 to 9353. [2022-11-18 19:03:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9353 states, 6628 states have (on average 1.3305672902836452) internal successors, (8819), 6654 states have internal predecessors, (8819), 2272 states have call successors, (2272), 452 states have call predecessors, (2272), 452 states have return successors, (2272), 2267 states have call predecessors, (2272), 2272 states have call successors, (2272) [2022-11-18 19:03:33,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 13363 transitions. [2022-11-18 19:03:33,803 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 13363 transitions. Word has length 530 [2022-11-18 19:03:33,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:03:33,806 INFO L495 AbstractCegarLoop]: Abstraction has 9353 states and 13363 transitions. [2022-11-18 19:03:33,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 3 states have internal predecessors, (201), 3 states have call successors, (54), 6 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2022-11-18 19:03:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 13363 transitions. [2022-11-18 19:03:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2022-11-18 19:03:33,858 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:03:33,859 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 11, 11, 11, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:03:33,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 19:03:33,860 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:03:33,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:03:33,860 INFO L85 PathProgramCache]: Analyzing trace with hash 659899309, now seen corresponding path program 1 times [2022-11-18 19:03:33,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:03:33,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994568656] [2022-11-18 19:03:33,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:03:33,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:03:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat