./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 02f0930d8b2fe3bfe796d15e5df91cc252d41b871a82a3358310d5ea0b73a544 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 14:44:26,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 14:44:26,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 14:44:26,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 14:44:26,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 14:44:26,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 14:44:26,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 14:44:26,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 14:44:26,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 14:44:26,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 14:44:26,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 14:44:26,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 14:44:26,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 14:44:26,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 14:44:26,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 14:44:26,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 14:44:26,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 14:44:26,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 14:44:26,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 14:44:26,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 14:44:26,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 14:44:26,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 14:44:26,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 14:44:26,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 14:44:26,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 14:44:26,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 14:44:26,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 14:44:26,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 14:44:26,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 14:44:26,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 14:44:26,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 14:44:26,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 14:44:26,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 14:44:26,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 14:44:26,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 14:44:26,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 14:44:26,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 14:44:26,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 14:44:26,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 14:44:26,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 14:44:26,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 14:44:26,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 14:44:26,198 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 14:44:26,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 14:44:26,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 14:44:26,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 14:44:26,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 14:44:26,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 14:44:26,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 14:44:26,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 14:44:26,200 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 14:44:26,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 14:44:26,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 14:44:26,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 14:44:26,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 14:44:26,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 14:44:26,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 14:44:26,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 14:44:26,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 14:44:26,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 14:44:26,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 14:44:26,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 14:44:26,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 14:44:26,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:44:26,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 14:44:26,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 14:44:26,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 14:44:26,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 14:44:26,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 14:44:26,204 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 14:44:26,204 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 14:44:26,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 14:44:26,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 14:44:26,205 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02f0930d8b2fe3bfe796d15e5df91cc252d41b871a82a3358310d5ea0b73a544 [2021-12-18 14:44:26,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 14:44:26,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 14:44:26,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 14:44:26,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 14:44:26,380 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 14:44:26,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 14:44:26,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2487894/2b06fd3c6af849759d6bd884442e1b21/FLAG88b732f15 [2021-12-18 14:44:27,189 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 14:44:27,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 14:44:27,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2487894/2b06fd3c6af849759d6bd884442e1b21/FLAG88b732f15 [2021-12-18 14:44:27,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2487894/2b06fd3c6af849759d6bd884442e1b21 [2021-12-18 14:44:27,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 14:44:27,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 14:44:27,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 14:44:27,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 14:44:27,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 14:44:27,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:44:27" (1/1) ... [2021-12-18 14:44:27,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa41146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:27, skipping insertion in model container [2021-12-18 14:44:27,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:44:27" (1/1) ... [2021-12-18 14:44:27,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 14:44:27,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 14:44:36,814 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948299,948312] [2021-12-18 14:44:36,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948444,948457] [2021-12-18 14:44:36,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:44:36,879 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 14:44:37,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948299,948312] [2021-12-18 14:44:37,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[948444,948457] [2021-12-18 14:44:37,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:44:38,179 INFO L208 MainTranslator]: Completed translation [2021-12-18 14:44:38,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38 WrapperNode [2021-12-18 14:44:38,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 14:44:38,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 14:44:38,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 14:44:38,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 14:44:38,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:38,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,092 INFO L137 Inliner]: procedures = 852, calls = 16559, calls flagged for inlining = 416, calls inlined = 353, statements flattened = 29452 [2021-12-18 14:44:39,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 14:44:39,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 14:44:39,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 14:44:39,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 14:44:39,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:39,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:40,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 14:44:40,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 14:44:40,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 14:44:40,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 14:44:40,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (1/1) ... [2021-12-18 14:44:40,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:44:40,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:44:40,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 14:44:40,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 14:44:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2021-12-18 14:44:40,134 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2021-12-18 14:44:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-18 14:44:40,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-18 14:44:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2021-12-18 14:44:40,135 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2021-12-18 14:44:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2021-12-18 14:44:40,135 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2021-12-18 14:44:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 14:44:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 14:44:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-12-18 14:44:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-12-18 14:44:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2021-12-18 14:44:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2021-12-18 14:44:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-18 14:44:40,136 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-18 14:44:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-18 14:44:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-18 14:44:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2021-12-18 14:44:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2021-12-18 14:44:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 14:44:40,137 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 14:44:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 14:44:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 14:44:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2021-12-18 14:44:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2021-12-18 14:44:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-18 14:44:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-18 14:44:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2021-12-18 14:44:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2021-12-18 14:44:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2021-12-18 14:44:40,139 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2021-12-18 14:44:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-12-18 14:44:40,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-12-18 14:44:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 14:44:40,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 14:44:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 14:44:40,140 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 14:44:40,140 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 14:44:40,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 14:44:40,140 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 14:44:40,140 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 14:44:40,140 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2021-12-18 14:44:40,140 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2021-12-18 14:44:40,141 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2021-12-18 14:44:40,141 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2021-12-18 14:44:40,141 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2021-12-18 14:44:40,141 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2021-12-18 14:44:40,141 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 14:44:40,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 14:44:40,142 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 14:44:40,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 14:44:40,142 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 14:44:40,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 14:44:40,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_113 [2021-12-18 14:44:40,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_113 [2021-12-18 14:44:40,143 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2021-12-18 14:44:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2021-12-18 14:44:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2021-12-18 14:44:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2021-12-18 14:44:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-18 14:44:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-18 14:44:40,144 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2021-12-18 14:44:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2021-12-18 14:44:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 14:44:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 14:44:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2021-12-18 14:44:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2021-12-18 14:44:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 14:44:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 14:44:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2021-12-18 14:44:40,146 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2021-12-18 14:44:40,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 14:44:40,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_108 [2021-12-18 14:44:40,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_108 [2021-12-18 14:44:40,146 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2021-12-18 14:44:40,147 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2021-12-18 14:44:40,147 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2021-12-18 14:44:40,147 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2021-12-18 14:44:40,147 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 14:44:40,147 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 14:44:40,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 14:44:40,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 14:44:40,147 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2021-12-18 14:44:40,148 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2021-12-18 14:44:40,148 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 14:44:40,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 14:44:40,148 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2021-12-18 14:44:40,149 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2021-12-18 14:44:40,149 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-18 14:44:40,149 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-18 14:44:40,149 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2021-12-18 14:44:40,149 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2021-12-18 14:44:40,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 14:44:40,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-18 14:44:40,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-18 14:44:40,150 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2021-12-18 14:44:40,150 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2021-12-18 14:44:40,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 14:44:40,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 14:44:40,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 14:44:40,151 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 14:44:40,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 14:44:40,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 14:44:40,151 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2021-12-18 14:44:40,151 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2021-12-18 14:44:40,151 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 14:44:40,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 14:44:40,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 14:44:40,152 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2021-12-18 14:44:40,152 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2021-12-18 14:44:40,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 14:44:40,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 14:44:40,152 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2021-12-18 14:44:40,152 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2021-12-18 14:44:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 14:44:40,153 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 14:44:40,155 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2021-12-18 14:44:40,155 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2021-12-18 14:44:40,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 14:44:40,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 14:44:40,157 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-12-18 14:44:40,157 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-12-18 14:44:40,157 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-18 14:44:40,157 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-18 14:44:40,158 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 14:44:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 14:44:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2021-12-18 14:44:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2021-12-18 14:44:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2021-12-18 14:44:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2021-12-18 14:44:40,162 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-18 14:44:40,162 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-18 14:44:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 14:44:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 14:44:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2021-12-18 14:44:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2021-12-18 14:44:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-12-18 14:44:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-12-18 14:44:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2021-12-18 14:44:40,163 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2021-12-18 14:44:40,163 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2021-12-18 14:44:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2021-12-18 14:44:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 14:44:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 14:44:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2021-12-18 14:44:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2021-12-18 14:44:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 14:44:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 14:44:40,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 14:44:40,164 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2021-12-18 14:44:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2021-12-18 14:44:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 14:44:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 14:44:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 14:44:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 14:44:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 14:44:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_resume [2021-12-18 14:44:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_resume [2021-12-18 14:44:40,165 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-18 14:44:40,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-18 14:44:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 14:44:40,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 14:44:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 14:44:40,166 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 14:44:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2021-12-18 14:44:40,166 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2021-12-18 14:44:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2021-12-18 14:44:40,166 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2021-12-18 14:44:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-18 14:44:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-18 14:44:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 14:44:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 14:44:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2021-12-18 14:44:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2021-12-18 14:44:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 14:44:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 14:44:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-18 14:44:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 14:44:40,168 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2021-12-18 14:44:40,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2021-12-18 14:44:40,168 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 14:44:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-18 14:44:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-18 14:44:40,169 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2021-12-18 14:44:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2021-12-18 14:44:40,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2021-12-18 14:44:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2021-12-18 14:44:40,169 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2021-12-18 14:44:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2021-12-18 14:44:40,169 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2021-12-18 14:44:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2021-12-18 14:44:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2021-12-18 14:44:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2021-12-18 14:44:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 14:44:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 14:44:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2021-12-18 14:44:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2021-12-18 14:44:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 14:44:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 14:44:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 14:44:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 14:44:40,171 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2021-12-18 14:44:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2021-12-18 14:44:40,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 14:44:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 14:44:40,171 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2021-12-18 14:44:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2021-12-18 14:44:40,171 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-12-18 14:44:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-12-18 14:44:40,172 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2021-12-18 14:44:40,172 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2021-12-18 14:44:40,172 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2021-12-18 14:44:40,172 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2021-12-18 14:44:40,172 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 14:44:40,172 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 14:44:40,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-18 14:44:40,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-18 14:44:40,172 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2021-12-18 14:44:40,173 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2021-12-18 14:44:40,173 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2021-12-18 14:44:40,173 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2021-12-18 14:44:40,173 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-18 14:44:40,173 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-18 14:44:40,173 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 14:44:40,173 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 14:44:40,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 14:44:40,173 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2021-12-18 14:44:40,174 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2021-12-18 14:44:40,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 14:44:40,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 14:44:40,174 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2021-12-18 14:44:40,174 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2021-12-18 14:44:40,174 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 14:44:40,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 14:44:40,175 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2021-12-18 14:44:40,175 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2021-12-18 14:44:40,175 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2021-12-18 14:44:40,176 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2021-12-18 14:44:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2021-12-18 14:44:40,178 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2021-12-18 14:44:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-12-18 14:44:40,178 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-12-18 14:44:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2021-12-18 14:44:40,178 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2021-12-18 14:44:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 14:44:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 14:44:40,179 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2021-12-18 14:44:40,180 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2021-12-18 14:44:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 14:44:40,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 14:44:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 14:44:40,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 14:44:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2021-12-18 14:44:40,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2021-12-18 14:44:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-18 14:44:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-18 14:44:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-18 14:44:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2021-12-18 14:44:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2021-12-18 14:44:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 14:44:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 14:44:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 14:44:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 14:44:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-18 14:44:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-18 14:44:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2021-12-18 14:44:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2021-12-18 14:44:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 14:44:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 14:44:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2021-12-18 14:44:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2021-12-18 14:44:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2021-12-18 14:44:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2021-12-18 14:44:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2021-12-18 14:44:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2021-12-18 14:44:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 14:44:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 14:44:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-18 14:44:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-18 14:44:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-18 14:44:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-18 14:44:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-18 14:44:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-18 14:44:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2021-12-18 14:44:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2021-12-18 14:44:40,184 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2021-12-18 14:44:40,184 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2021-12-18 14:44:40,184 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2021-12-18 14:44:40,184 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2021-12-18 14:44:40,184 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2021-12-18 14:44:40,184 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2021-12-18 14:44:40,184 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-12-18 14:44:40,184 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-12-18 14:44:40,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 14:44:40,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 14:44:40,185 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 14:44:40,185 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 14:44:40,185 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 14:44:40,185 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 14:44:40,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 14:44:40,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 14:44:40,185 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 14:44:40,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 14:44:40,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 14:44:40,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2021-12-18 14:44:40,186 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2021-12-18 14:44:40,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2021-12-18 14:44:40,186 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2021-12-18 14:44:40,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2021-12-18 14:44:40,186 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2021-12-18 14:44:40,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2021-12-18 14:44:40,186 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2021-12-18 14:44:40,186 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2021-12-18 14:44:40,187 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2021-12-18 14:44:40,187 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 14:44:40,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 14:44:40,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 14:44:40,187 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2021-12-18 14:44:40,187 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2021-12-18 14:44:40,187 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2021-12-18 14:44:40,187 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2021-12-18 14:44:40,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 14:44:40,188 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 14:44:40,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 14:44:40,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 14:44:40,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 14:44:40,188 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2021-12-18 14:44:40,188 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2021-12-18 14:44:40,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 14:44:40,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 14:44:40,188 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2021-12-18 14:44:40,188 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2021-12-18 14:44:40,189 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2021-12-18 14:44:40,189 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2021-12-18 14:44:40,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 14:44:40,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 14:44:40,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 14:44:40,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 14:44:40,189 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-12-18 14:44:40,189 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-12-18 14:44:40,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 14:44:40,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 14:44:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2021-12-18 14:44:40,190 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2021-12-18 14:44:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 14:44:40,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 14:44:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-18 14:44:40,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-18 14:44:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2021-12-18 14:44:40,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2021-12-18 14:44:40,190 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 14:44:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 14:44:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-18 14:44:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-18 14:44:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:44:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:44:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 14:44:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 14:44:40,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 14:44:40,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 14:44:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2021-12-18 14:44:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2021-12-18 14:44:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-18 14:44:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-18 14:44:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2021-12-18 14:44:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2021-12-18 14:44:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2021-12-18 14:44:40,192 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2021-12-18 14:44:40,192 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2021-12-18 14:44:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2021-12-18 14:44:40,193 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 14:44:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 14:44:40,193 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 14:44:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 14:44:40,193 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 14:44:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 14:44:40,193 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2021-12-18 14:44:40,193 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2021-12-18 14:44:40,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-18 14:44:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-18 14:44:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2021-12-18 14:44:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2021-12-18 14:44:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2021-12-18 14:44:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2021-12-18 14:44:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 14:44:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 14:44:40,194 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2021-12-18 14:44:40,194 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2021-12-18 14:44:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-18 14:44:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-18 14:44:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2021-12-18 14:44:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2021-12-18 14:44:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 14:44:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 14:44:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2021-12-18 14:44:40,195 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2021-12-18 14:44:40,195 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-18 14:44:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-18 14:44:40,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 14:44:40,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 14:44:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 14:44:40,196 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-18 14:44:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-18 14:44:40,196 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-18 14:44:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-18 14:44:40,196 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 14:44:40,196 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 14:44:40,197 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2021-12-18 14:44:40,197 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2021-12-18 14:44:40,197 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 14:44:40,197 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 14:44:40,197 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-18 14:44:40,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-18 14:44:40,197 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2021-12-18 14:44:40,197 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2021-12-18 14:44:40,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 14:44:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 14:44:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2021-12-18 14:44:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2021-12-18 14:44:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 14:44:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 14:44:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2021-12-18 14:44:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2021-12-18 14:44:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 14:44:40,198 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 14:44:40,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 14:44:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 14:44:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 14:44:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 14:44:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-18 14:44:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-18 14:44:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-12-18 14:44:40,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-12-18 14:44:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 14:44:40,199 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2021-12-18 14:44:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2021-12-18 14:44:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2021-12-18 14:44:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2021-12-18 14:44:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2021-12-18 14:44:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2021-12-18 14:44:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-18 14:44:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-18 14:44:40,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 14:44:40,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 14:44:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-18 14:44:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-18 14:44:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2021-12-18 14:44:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2021-12-18 14:44:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2021-12-18 14:44:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2021-12-18 14:44:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2021-12-18 14:44:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2021-12-18 14:44:40,201 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2021-12-18 14:44:40,201 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2021-12-18 14:44:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 14:44:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 14:44:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 14:44:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 14:44:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-18 14:44:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-18 14:44:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2021-12-18 14:44:40,202 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2021-12-18 14:44:40,202 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2021-12-18 14:44:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2021-12-18 14:44:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-12-18 14:44:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-12-18 14:44:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2021-12-18 14:44:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2021-12-18 14:44:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-18 14:44:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-18 14:44:40,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 14:44:40,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 14:44:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 14:44:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 14:44:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2021-12-18 14:44:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2021-12-18 14:44:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2021-12-18 14:44:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2021-12-18 14:44:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2021-12-18 14:44:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2021-12-18 14:44:40,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-12-18 14:44:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-12-18 14:44:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2021-12-18 14:44:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2021-12-18 14:44:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 14:44:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 14:44:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2021-12-18 14:44:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2021-12-18 14:44:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-18 14:44:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-18 14:44:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-18 14:44:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-18 14:44:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 14:44:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 14:44:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2021-12-18 14:44:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2021-12-18 14:44:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2021-12-18 14:44:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2021-12-18 14:44:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 14:44:40,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 14:44:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-18 14:44:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-18 14:44:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-18 14:44:40,207 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-18 14:44:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-18 14:44:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-18 14:44:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2021-12-18 14:44:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2021-12-18 14:44:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 14:44:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 14:44:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 14:44:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 14:44:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_e1000_phy_lock [2021-12-18 14:44:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_e1000_phy_lock [2021-12-18 14:44:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 14:44:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 14:44:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 14:44:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-18 14:44:41,818 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 14:44:41,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 14:44:42,643 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 14:45:34,427 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 14:45:34,461 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 14:45:34,462 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-12-18 14:45:34,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:45:34 BoogieIcfgContainer [2021-12-18 14:45:34,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 14:45:34,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 14:45:34,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 14:45:34,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 14:45:34,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:44:27" (1/3) ... [2021-12-18 14:45:34,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae0e270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:45:34, skipping insertion in model container [2021-12-18 14:45:34,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:44:38" (2/3) ... [2021-12-18 14:45:34,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae0e270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:45:34, skipping insertion in model container [2021-12-18 14:45:34,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:45:34" (3/3) ... [2021-12-18 14:45:34,478 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 14:45:34,482 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 14:45:34,482 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-18 14:45:34,544 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 14:45:34,551 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 14:45:34,551 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-18 14:45:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand has 8086 states, 5660 states have (on average 1.351766784452297) internal successors, (7651), 5767 states have internal predecessors, (7651), 2174 states have call successors, (2174), 252 states have call predecessors, (2174), 251 states have return successors, (2170), 2157 states have call predecessors, (2170), 2170 states have call successors, (2170) [2021-12-18 14:45:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-18 14:45:34,687 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:45:34,688 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:45:34,689 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:45:34,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:45:34,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1468605192, now seen corresponding path program 1 times [2021-12-18 14:45:34,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:45:34,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612591188] [2021-12-18 14:45:34,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:45:34,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:45:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:45:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:45:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:45:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:45:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:45:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:45:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:45:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:45:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:45:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:45:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:45:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:45:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:45:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:45:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:45:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:45:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:45:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:45:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:45:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:45:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:45:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:45:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:45:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:35,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:45:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:45:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:45:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:45:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:45:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:45:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:45:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:45:36,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:45:36,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612591188] [2021-12-18 14:45:36,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612591188] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:45:36,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:45:36,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 14:45:36,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86749448] [2021-12-18 14:45:36,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:45:36,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 14:45:36,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:45:36,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 14:45:36,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 14:45:36,079 INFO L87 Difference]: Start difference. First operand has 8086 states, 5660 states have (on average 1.351766784452297) internal successors, (7651), 5767 states have internal predecessors, (7651), 2174 states have call successors, (2174), 252 states have call predecessors, (2174), 251 states have return successors, (2170), 2157 states have call predecessors, (2170), 2170 states have call successors, (2170) Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-18 14:45:46,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:45:55,076 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:45:57,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:45:59,386 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:45:59,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:45:59,830 INFO L93 Difference]: Finished difference Result 16600 states and 24849 transitions. [2021-12-18 14:45:59,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 14:45:59,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 190 [2021-12-18 14:45:59,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:45:59,907 INFO L225 Difference]: With dead ends: 16600 [2021-12-18 14:45:59,907 INFO L226 Difference]: Without dead ends: 8457 [2021-12-18 14:45:59,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 14:45:59,964 INFO L933 BasicCegarLoop]: 11552 mSDtfsCounter, 1816 mSDsluCounter, 16644 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 2313 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2287 SdHoareTripleChecker+Valid, 28196 SdHoareTripleChecker+Invalid, 6341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2313 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2021-12-18 14:45:59,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2287 Valid, 28196 Invalid, 6341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2313 Valid, 4024 Invalid, 4 Unknown, 0 Unchecked, 22.6s Time] [2021-12-18 14:45:59,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8457 states. [2021-12-18 14:46:00,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8457 to 7971. [2021-12-18 14:46:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7971 states, 5584 states have (on average 1.3472421203438396) internal successors, (7523), 5685 states have internal predecessors, (7523), 2135 states have call successors, (2135), 250 states have call predecessors, (2135), 250 states have return successors, (2135), 2122 states have call predecessors, (2135), 2135 states have call successors, (2135) [2021-12-18 14:46:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7971 states to 7971 states and 11793 transitions. [2021-12-18 14:46:00,445 INFO L78 Accepts]: Start accepts. Automaton has 7971 states and 11793 transitions. Word has length 190 [2021-12-18 14:46:00,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:46:00,449 INFO L470 AbstractCegarLoop]: Abstraction has 7971 states and 11793 transitions. [2021-12-18 14:46:00,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-18 14:46:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 7971 states and 11793 transitions. [2021-12-18 14:46:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-18 14:46:00,455 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:46:00,455 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:46:00,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 14:46:00,456 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:46:00,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:46:00,456 INFO L85 PathProgramCache]: Analyzing trace with hash 987524934, now seen corresponding path program 1 times [2021-12-18 14:46:00,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:46:00,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99738200] [2021-12-18 14:46:00,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:46:00,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:46:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:46:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:46:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:46:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:46:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:46:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:46:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:46:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:46:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:46:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:46:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:46:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:46:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:46:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:46:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:46:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:46:01,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:46:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:46:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:46:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:46:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:46:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:46:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:46:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:46:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:46:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:46:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:46:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:46:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:46:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:46:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:46:01,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:46:01,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99738200] [2021-12-18 14:46:01,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99738200] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:46:01,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:46:01,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 14:46:01,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439462197] [2021-12-18 14:46:01,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:46:01,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:46:01,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:46:01,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:46:01,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 14:46:01,409 INFO L87 Difference]: Start difference. First operand 7971 states and 11793 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 6 states have internal predecessors, (82), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:46:17,588 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:31,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:34,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:37,125 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:39,287 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:44,291 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:46,480 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:48,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:50,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:46:53,158 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:47:46,708 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:47:51,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:47:53,256 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:47:55,611 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:47:57,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:00,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:03,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:09,006 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:11,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:13,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:13,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:48:13,795 INFO L93 Difference]: Finished difference Result 45872 states and 69015 transitions. [2021-12-18 14:48:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 14:48:13,796 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 6 states have internal predecessors, (82), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 190 [2021-12-18 14:48:13,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:48:14,060 INFO L225 Difference]: With dead ends: 45872 [2021-12-18 14:48:14,060 INFO L226 Difference]: Without dead ends: 37918 [2021-12-18 14:48:14,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-18 14:48:14,118 INFO L933 BasicCegarLoop]: 32087 mSDtfsCounter, 40349 mSDsluCounter, 84325 mSDsCounter, 0 mSdLazyCounter, 56879 mSolverCounterSat, 12089 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 117.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44748 SdHoareTripleChecker+Valid, 116412 SdHoareTripleChecker+Invalid, 68988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 12089 IncrementalHoareTripleChecker+Valid, 56879 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 129.1s IncrementalHoareTripleChecker+Time [2021-12-18 14:48:14,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44748 Valid, 116412 Invalid, 68988 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [12089 Valid, 56879 Invalid, 20 Unknown, 0 Unchecked, 129.1s Time] [2021-12-18 14:48:14,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37918 states. [2021-12-18 14:48:15,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37918 to 36098. [2021-12-18 14:48:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36098 states, 25523 states have (on average 1.3551306664577047) internal successors, (34587), 26004 states have internal predecessors, (34587), 9560 states have call successors, (9560), 999 states have call predecessors, (9560), 1013 states have return successors, (9729), 9493 states have call predecessors, (9729), 9560 states have call successors, (9729) [2021-12-18 14:48:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36098 states to 36098 states and 53876 transitions. [2021-12-18 14:48:16,198 INFO L78 Accepts]: Start accepts. Automaton has 36098 states and 53876 transitions. Word has length 190 [2021-12-18 14:48:16,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:48:16,199 INFO L470 AbstractCegarLoop]: Abstraction has 36098 states and 53876 transitions. [2021-12-18 14:48:16,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 6 states have internal predecessors, (82), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:48:16,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36098 states and 53876 transitions. [2021-12-18 14:48:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-12-18 14:48:16,201 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:48:16,202 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:48:16,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 14:48:16,202 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:48:16,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:48:16,203 INFO L85 PathProgramCache]: Analyzing trace with hash -512382515, now seen corresponding path program 1 times [2021-12-18 14:48:16,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:48:16,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391578618] [2021-12-18 14:48:16,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:48:16,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:48:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:48:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:48:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:48:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:48:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:48:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:48:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:48:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:48:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:48:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:48:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:48:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:48:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:48:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:48:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:48:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:48:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:48:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:48:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:48:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:48:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:48:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:16,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:48:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:48:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:48:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:48:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:48:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:48:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:48:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:48:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:48:17,086 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:48:17,087 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:48:17,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391578618] [2021-12-18 14:48:17,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391578618] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:48:17,087 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:48:17,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 14:48:17,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075069227] [2021-12-18 14:48:17,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:48:17,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:48:17,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:48:17,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:48:17,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 14:48:17,090 INFO L87 Difference]: Start difference. First operand 36098 states and 53876 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:48:30,304 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:42,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:46,017 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:48,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:50,309 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:52,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:54,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:56,946 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:48:59,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:06,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:08,358 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:49:10,533 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:25,431 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:30,075 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:32,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:34,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:36,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:38,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:41,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:43,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:45,452 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:47,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:49,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:51,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:50:55,982 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:03,524 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:05,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:07,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:08,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:51:08,642 INFO L93 Difference]: Finished difference Result 128908 states and 194777 transitions. [2021-12-18 14:51:08,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 14:51:08,643 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 191 [2021-12-18 14:51:08,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:51:09,276 INFO L225 Difference]: With dead ends: 128908 [2021-12-18 14:51:09,276 INFO L226 Difference]: Without dead ends: 92827 [2021-12-18 14:51:09,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-18 14:51:09,474 INFO L933 BasicCegarLoop]: 32254 mSDtfsCounter, 39704 mSDsluCounter, 87033 mSDsCounter, 0 mSdLazyCounter, 57527 mSolverCounterSat, 11322 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44115 SdHoareTripleChecker+Valid, 119287 SdHoareTripleChecker+Invalid, 68877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 11322 IncrementalHoareTripleChecker+Valid, 57527 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 165.9s IncrementalHoareTripleChecker+Time [2021-12-18 14:51:09,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44115 Valid, 119287 Invalid, 68877 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [11322 Valid, 57527 Invalid, 28 Unknown, 0 Unchecked, 165.9s Time] [2021-12-18 14:51:09,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92827 states. [2021-12-18 14:51:13,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92827 to 88974. [2021-12-18 14:51:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88974 states, 63267 states have (on average 1.3601561635607822) internal successors, (86053), 64501 states have internal predecessors, (86053), 23383 states have call successors, (23383), 2269 states have call predecessors, (23383), 2322 states have return successors, (24314), 23202 states have call predecessors, (24314), 23383 states have call successors, (24314) [2021-12-18 14:51:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88974 states to 88974 states and 133750 transitions. [2021-12-18 14:51:14,590 INFO L78 Accepts]: Start accepts. Automaton has 88974 states and 133750 transitions. Word has length 191 [2021-12-18 14:51:14,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:51:14,592 INFO L470 AbstractCegarLoop]: Abstraction has 88974 states and 133750 transitions. [2021-12-18 14:51:14,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 6 states have internal predecessors, (83), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:51:14,592 INFO L276 IsEmpty]: Start isEmpty. Operand 88974 states and 133750 transitions. [2021-12-18 14:51:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-12-18 14:51:14,594 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:51:14,595 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:51:14,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 14:51:14,595 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:51:14,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:51:14,596 INFO L85 PathProgramCache]: Analyzing trace with hash 349643426, now seen corresponding path program 1 times [2021-12-18 14:51:14,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:51:14,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358514771] [2021-12-18 14:51:14,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:51:14,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:51:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:51:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:51:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:51:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:51:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:51:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:51:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:51:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:51:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:51:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:51:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:51:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:51:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:51:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:51:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:51:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:51:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:51:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:51:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:51:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:51:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:51:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:51:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:51:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:51:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:51:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:51:15,452 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:51:15,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:51:15,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358514771] [2021-12-18 14:51:15,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358514771] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:51:15,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:51:15,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 14:51:15,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511130420] [2021-12-18 14:51:15,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:51:15,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:51:15,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:51:15,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:51:15,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 14:51:15,455 INFO L87 Difference]: Start difference. First operand 88974 states and 133750 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:51:29,626 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:50,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:52,719 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:54,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:57,053 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:51:59,402 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:52:01,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:02,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:07,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:09,563 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:11,683 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:13,941 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:16,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:18,270 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:20,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:22,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:24,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:27,119 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:29,257 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:33,714 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:41,380 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:43,518 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:45,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:53:47,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:47,555 INFO L93 Difference]: Finished difference Result 267758 states and 406321 transitions. [2021-12-18 14:53:47,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 14:53:47,556 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 192 [2021-12-18 14:53:47,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:48,680 INFO L225 Difference]: With dead ends: 267758 [2021-12-18 14:53:48,681 INFO L226 Difference]: Without dead ends: 178801 [2021-12-18 14:53:49,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-18 14:53:49,207 INFO L933 BasicCegarLoop]: 32159 mSDtfsCounter, 47064 mSDsluCounter, 67961 mSDsCounter, 0 mSdLazyCounter, 49394 mSolverCounterSat, 16507 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51485 SdHoareTripleChecker+Valid, 100120 SdHoareTripleChecker+Invalid, 65924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 16507 IncrementalHoareTripleChecker+Valid, 49394 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 143.8s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:49,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51485 Valid, 100120 Invalid, 65924 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [16507 Valid, 49394 Invalid, 23 Unknown, 0 Unchecked, 143.8s Time] [2021-12-18 14:53:49,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178801 states. [2021-12-18 14:53:57,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178801 to 171816. [2021-12-18 14:53:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171816 states, 122360 states have (on average 1.3615233736515202) internal successors, (166596), 124759 states have internal predecessors, (166596), 45097 states have call successors, (45097), 4265 states have call predecessors, (45097), 4357 states have return successors, (47428), 44723 states have call predecessors, (47428), 45097 states have call successors, (47428) [2021-12-18 14:53:59,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171816 states to 171816 states and 259121 transitions. [2021-12-18 14:53:59,654 INFO L78 Accepts]: Start accepts. Automaton has 171816 states and 259121 transitions. Word has length 192 [2021-12-18 14:53:59,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:59,655 INFO L470 AbstractCegarLoop]: Abstraction has 171816 states and 259121 transitions. [2021-12-18 14:53:59,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:53:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 171816 states and 259121 transitions. [2021-12-18 14:53:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-12-18 14:53:59,657 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:59,658 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:53:59,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 14:53:59,658 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:53:59,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:59,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1417160425, now seen corresponding path program 1 times [2021-12-18 14:53:59,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:59,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422915753] [2021-12-18 14:53:59,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:59,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:54:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:54:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:54:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:54:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:54:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:54:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:54:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:54:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:54:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:54:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:54:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:54:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:54:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:54:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:54:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:54:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:00,521 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:54:00,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:00,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422915753] [2021-12-18 14:54:00,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422915753] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:54:00,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:54:00,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 14:54:00,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660038268] [2021-12-18 14:54:00,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:54:00,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:54:00,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:54:00,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:54:00,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 14:54:00,525 INFO L87 Difference]: Start difference. First operand 171816 states and 259121 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:54:17,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:34,888 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:38,326 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:40,458 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:42,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:45,100 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:52,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:54,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:56,890 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:54:59,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:12,772 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:14,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:20,257 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:22,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:24,590 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:26,761 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:31,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:39,438 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:56:43,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:56:43,877 INFO L93 Difference]: Finished difference Result 436630 states and 663454 transitions. [2021-12-18 14:56:43,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 14:56:43,878 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 193 [2021-12-18 14:56:43,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:56:45,683 INFO L225 Difference]: With dead ends: 436630 [2021-12-18 14:56:45,684 INFO L226 Difference]: Without dead ends: 264831 [2021-12-18 14:56:46,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-18 14:56:46,779 INFO L933 BasicCegarLoop]: 32156 mSDtfsCounter, 47134 mSDsluCounter, 67522 mSDsCounter, 0 mSdLazyCounter, 49352 mSolverCounterSat, 16555 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51554 SdHoareTripleChecker+Valid, 99678 SdHoareTripleChecker+Invalid, 65925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 16555 IncrementalHoareTripleChecker+Valid, 49352 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:56:46,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51554 Valid, 99678 Invalid, 65925 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [16555 Valid, 49352 Invalid, 18 Unknown, 0 Unchecked, 151.3s Time] [2021-12-18 14:56:47,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264831 states. [2021-12-18 14:56:59,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264831 to 254652. [2021-12-18 14:56:59,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254652 states, 181452 states have (on average 1.3620020721733572) internal successors, (247138), 185016 states have internal predecessors, (247138), 66806 states have call successors, (66806), 6261 states have call predecessors, (66806), 6392 states have return successors, (70834), 66239 states have call predecessors, (70834), 66806 states have call successors, (70834) [2021-12-18 14:57:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254652 states to 254652 states and 384778 transitions. [2021-12-18 14:57:01,995 INFO L78 Accepts]: Start accepts. Automaton has 254652 states and 384778 transitions. Word has length 193 [2021-12-18 14:57:01,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:57:01,996 INFO L470 AbstractCegarLoop]: Abstraction has 254652 states and 384778 transitions. [2021-12-18 14:57:01,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:57:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 254652 states and 384778 transitions. [2021-12-18 14:57:01,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-12-18 14:57:01,998 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:57:01,998 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-18 14:57:01,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 14:57:01,999 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:57:01,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:57:01,999 INFO L85 PathProgramCache]: Analyzing trace with hash 264965630, now seen corresponding path program 1 times [2021-12-18 14:57:01,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:57:01,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979218145] [2021-12-18 14:57:02,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:57:02,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:57:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:57:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:57:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:57:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:57:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:57:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:57:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:57:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:57:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:57:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:57:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:57:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 14:57:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 14:57:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-18 14:57:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 14:57:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 14:57:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:57:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 14:57:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-18 14:57:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:57:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:57:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-18 14:57:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:57:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 14:57:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 14:57:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:57:02,937 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-12-18 14:57:02,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:57:02,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979218145] [2021-12-18 14:57:02,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979218145] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:57:02,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:57:02,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 14:57:02,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560195951] [2021-12-18 14:57:02,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:57:02,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:57:02,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:57:02,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:57:02,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-18 14:57:02,939 INFO L87 Difference]: Start difference. First operand 254652 states and 384778 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) [2021-12-18 14:57:20,143 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:37,005 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:40,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:42,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:44,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:46,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:48,912 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:51,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:57:53,455 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 14:58:00,688 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 14:58:12,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:58:12,387 INFO L93 Difference]: Finished difference Result 529798 states and 803919 transitions. [2021-12-18 14:58:12,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 14:58:12,388 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (23), 4 states have call predecessors, (23), 3 states have call successors, (23) Word has length 194 [2021-12-18 14:58:12,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. Killed by 15