./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.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-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.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 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 04:41:32,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:41:32,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:41:32,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:41:32,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:41:32,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:41:32,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:41:32,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:41:32,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:41:32,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:41:32,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:41:32,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:41:32,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:41:32,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:41:32,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:41:32,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:41:32,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:41:32,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:41:32,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:41:32,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:41:32,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:41:32,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:41:32,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:41:32,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:41:32,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:41:32,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:41:32,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:41:32,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:41:32,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:41:32,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:41:32,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:41:32,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:41:32,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:41:32,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:41:32,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:41:32,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:41:32,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:41:32,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:41:32,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:41:32,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:41:32,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:41:32,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:41:32,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:41:32,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:41:32,653 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:41:32,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:41:32,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:41:32,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:41:32,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:41:32,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:41:32,655 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:41:32,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:41:32,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:41:32,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:41:32,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:41:32,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:41:32,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:41:32,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:41:32,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:41:32,659 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:41:32,659 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:41:32,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:41:32,659 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:41:32,659 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 [2021-12-16 04:41:32,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:41:32,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:41:32,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:41:32,868 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:41:32,868 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:41:32,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-16 04:41:32,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468287baf/70df5014cea147e1b1354b8c6cb7844a/FLAG9e458cbe7 [2021-12-16 04:41:33,631 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:41:33,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-16 04:41:33,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468287baf/70df5014cea147e1b1354b8c6cb7844a/FLAG9e458cbe7 [2021-12-16 04:41:33,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468287baf/70df5014cea147e1b1354b8c6cb7844a [2021-12-16 04:41:33,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:41:33,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:41:33,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:41:33,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:41:33,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:41:33,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:41:33" (1/1) ... [2021-12-16 04:41:33,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a17b931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:33, skipping insertion in model container [2021-12-16 04:41:33,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:41:33" (1/1) ... [2021-12-16 04:41:33,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:41:33,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:41:36,943 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-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2021-12-16 04:41:36,946 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-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2021-12-16 04:41:36,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:41:37,043 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:41:37,439 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-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2021-12-16 04:41:37,440 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-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2021-12-16 04:41:37,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:41:37,676 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:41:37,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37 WrapperNode [2021-12-16 04:41:37,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:41:37,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:41:37,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:41:37,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:41:37,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:37,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:37,974 INFO L137 Inliner]: procedures = 639, calls = 3619, calls flagged for inlining = 316, calls inlined = 281, statements flattened = 8226 [2021-12-16 04:41:37,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:41:37,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:41:37,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:41:37,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:41:37,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:37,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:41:38,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:41:38,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:41:38,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:41:38,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (1/1) ... [2021-12-16 04:41:38,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:41:38,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:41:38,313 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) [2021-12-16 04:41:38,378 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 [2021-12-16 04:41:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-16 04:41:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-16 04:41:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 04:41:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 04:41:38,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:41:38,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:41:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-16 04:41:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-16 04:41:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 04:41:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 04:41:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:41:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:41:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-16 04:41:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-16 04:41:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2021-12-16 04:41:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2021-12-16 04:41:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-16 04:41:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-16 04:41:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-16 04:41:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-16 04:41:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 04:41:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 04:41:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 04:41:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 04:41:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2021-12-16 04:41:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2021-12-16 04:41:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 04:41:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 04:41:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2021-12-16 04:41:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2021-12-16 04:41:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2021-12-16 04:41:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2021-12-16 04:41:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:41:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:41:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2021-12-16 04:41:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2021-12-16 04:41:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2021-12-16 04:41:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2021-12-16 04:41:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 04:41:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 04:41:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-16 04:41:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-16 04:41:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 04:41:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 04:41:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-16 04:41:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-16 04:41:38,405 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2021-12-16 04:41:38,405 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2021-12-16 04:41:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:41:38,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:41:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-16 04:41:38,406 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-16 04:41:38,406 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2021-12-16 04:41:38,407 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2021-12-16 04:41:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:41:38,407 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 04:41:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 04:41:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-16 04:41:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-16 04:41:38,408 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-16 04:41:38,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-16 04:41:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-16 04:41:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-16 04:41:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 04:41:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 04:41:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:41:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2021-12-16 04:41:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2021-12-16 04:41:38,409 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 04:41:38,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 04:41:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 04:41:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 04:41:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:41:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2021-12-16 04:41:38,410 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2021-12-16 04:41:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-16 04:41:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-16 04:41:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:41:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2021-12-16 04:41:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2021-12-16 04:41:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 04:41:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 04:41:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-16 04:41:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-16 04:41:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2021-12-16 04:41:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2021-12-16 04:41:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:41:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:41:38,412 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2021-12-16 04:41:38,412 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2021-12-16 04:41:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-16 04:41:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-16 04:41:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-16 04:41:38,413 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-16 04:41:38,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2021-12-16 04:41:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2021-12-16 04:41:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-16 04:41:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-16 04:41:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2021-12-16 04:41:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2021-12-16 04:41:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-12-16 04:41:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-12-16 04:41:38,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-16 04:41:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-16 04:41:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-16 04:41:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-16 04:41:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-16 04:41:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-16 04:41:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 04:41:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 04:41:38,415 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-16 04:41:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-16 04:41:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-16 04:41:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-16 04:41:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:41:38,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-16 04:41:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-16 04:41:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-16 04:41:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-16 04:41:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-16 04:41:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-16 04:41:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-16 04:41:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-16 04:41:38,420 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-16 04:41:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-16 04:41:38,421 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2021-12-16 04:41:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2021-12-16 04:41:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:41:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2021-12-16 04:41:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 04:41:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-16 04:41:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:41:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-16 04:41:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-16 04:41:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2021-12-16 04:41:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2021-12-16 04:41:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-16 04:41:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-16 04:41:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2021-12-16 04:41:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 04:41:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 04:41:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2021-12-16 04:41:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2021-12-16 04:41:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-16 04:41:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-16 04:41:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-16 04:41:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-16 04:41:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2021-12-16 04:41:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2021-12-16 04:41:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 04:41:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 04:41:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-16 04:41:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-16 04:41:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2021-12-16 04:41:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2021-12-16 04:41:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2021-12-16 04:41:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2021-12-16 04:41:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 04:41:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 04:41:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-16 04:41:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-16 04:41:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2021-12-16 04:41:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2021-12-16 04:41:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2021-12-16 04:41:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2021-12-16 04:41:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:41:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:41:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-16 04:41:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2021-12-16 04:41:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 04:41:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:41:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:41:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-16 04:41:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2021-12-16 04:41:38,432 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-16 04:41:38,432 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 04:41:38,432 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-16 04:41:38,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2021-12-16 04:41:38,432 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2021-12-16 04:41:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-16 04:41:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-16 04:41:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2021-12-16 04:41:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2021-12-16 04:41:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2021-12-16 04:41:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2021-12-16 04:41:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-16 04:41:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-16 04:41:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-16 04:41:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-16 04:41:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2021-12-16 04:41:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2021-12-16 04:41:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-16 04:41:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-16 04:41:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:41:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:41:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-16 04:41:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-16 04:41:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 04:41:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 04:41:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2021-12-16 04:41:38,435 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2021-12-16 04:41:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2021-12-16 04:41:38,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2021-12-16 04:41:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-16 04:41:38,435 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-16 04:41:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-16 04:41:38,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-16 04:41:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-16 04:41:38,435 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-16 04:41:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:41:38,436 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2021-12-16 04:41:38,436 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-16 04:41:38,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 04:41:38,436 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2021-12-16 04:41:38,436 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2021-12-16 04:41:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:41:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2021-12-16 04:41:38,437 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2021-12-16 04:41:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2021-12-16 04:41:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2021-12-16 04:41:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2021-12-16 04:41:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2021-12-16 04:41:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-16 04:41:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2021-12-16 04:41:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2021-12-16 04:41:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2021-12-16 04:41:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-16 04:41:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-16 04:41:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:41:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2021-12-16 04:41:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2021-12-16 04:41:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:41:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:41:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-16 04:41:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-16 04:41:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 04:41:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 04:41:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-16 04:41:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2021-12-16 04:41:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2021-12-16 04:41:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-16 04:41:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-16 04:41:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 04:41:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 04:41:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2021-12-16 04:41:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2021-12-16 04:41:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2021-12-16 04:41:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-16 04:41:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-16 04:41:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 04:41:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-16 04:41:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2021-12-16 04:41:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 04:41:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-16 04:41:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2021-12-16 04:41:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2021-12-16 04:41:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:41:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2021-12-16 04:41:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2021-12-16 04:41:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:41:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-16 04:41:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-16 04:41:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-12-16 04:41:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-12-16 04:41:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 04:41:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 04:41:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 04:41:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 04:41:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-16 04:41:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-16 04:41:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2021-12-16 04:41:38,447 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2021-12-16 04:41:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2021-12-16 04:41:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-16 04:41:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2021-12-16 04:41:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-16 04:41:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2021-12-16 04:41:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-16 04:41:38,448 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-16 04:41:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2021-12-16 04:41:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-16 04:41:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-16 04:41:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2021-12-16 04:41:38,449 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2021-12-16 04:41:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-16 04:41:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-16 04:41:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:41:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-16 04:41:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-16 04:41:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 04:41:38,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 04:41:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-16 04:41:39,529 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:41:39,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:41:39,678 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:41:43,530 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-16 04:41:43,614 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:41:43,628 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:41:43,628 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-16 04:41:43,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:41:43 BoogieIcfgContainer [2021-12-16 04:41:43,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:41:43,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:41:43,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:41:43,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:41:43,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:41:33" (1/3) ... [2021-12-16 04:41:43,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483a473a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:41:43, skipping insertion in model container [2021-12-16 04:41:43,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:41:37" (2/3) ... [2021-12-16 04:41:43,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@483a473a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:41:43, skipping insertion in model container [2021-12-16 04:41:43,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:41:43" (3/3) ... [2021-12-16 04:41:43,637 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2021-12-16 04:41:43,640 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:41:43,641 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-16 04:41:43,678 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:41:43,682 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 [2021-12-16 04:41:43,683 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-16 04:41:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand has 2990 states, 2040 states have (on average 1.2627450980392156) internal successors, (2576), 2082 states have internal predecessors, (2576), 784 states have call successors, (784), 165 states have call predecessors, (784), 164 states have return successors, (776), 762 states have call predecessors, (776), 776 states have call successors, (776) [2021-12-16 04:41:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-12-16 04:41:43,746 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:41:43,747 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:41:43,747 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:41:43,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:41:43,751 INFO L85 PathProgramCache]: Analyzing trace with hash 194732301, now seen corresponding path program 1 times [2021-12-16 04:41:43,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:41:43,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642549524] [2021-12-16 04:41:43,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:41:43,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:41:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:41:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:41:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:41:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:41:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:41:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:41:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:41:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:41:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:41:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:41:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:41:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:41:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:41:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:41:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:41:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:41:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:41:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:41:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:41:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:41:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:41:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:41:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:41:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:41:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:41:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-16 04:41:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-16 04:41:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-12-16 04:41:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2021-12-16 04:41:44,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:41:44,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642549524] [2021-12-16 04:41:44,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642549524] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:41:44,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:41:44,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:41:44,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064301927] [2021-12-16 04:41:44,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:41:44,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:41:44,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:41:44,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:41:44,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:41:44,850 INFO L87 Difference]: Start difference. First operand has 2990 states, 2040 states have (on average 1.2627450980392156) internal successors, (2576), 2082 states have internal predecessors, (2576), 784 states have call successors, (784), 165 states have call predecessors, (784), 164 states have return successors, (776), 762 states have call predecessors, (776), 776 states have call successors, (776) Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-16 04:41:50,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:41:50,959 INFO L93 Difference]: Finished difference Result 8588 states and 12140 transitions. [2021-12-16 04:41:50,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:41:50,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 316 [2021-12-16 04:41:50,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:41:51,019 INFO L225 Difference]: With dead ends: 8588 [2021-12-16 04:41:51,020 INFO L226 Difference]: Without dead ends: 5574 [2021-12-16 04:41:51,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:41:51,035 INFO L933 BasicCegarLoop]: 4389 mSDtfsCounter, 4572 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 2784 mSolverCounterSat, 2128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5157 SdHoareTripleChecker+Valid, 8938 SdHoareTripleChecker+Invalid, 4912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2128 IncrementalHoareTripleChecker+Valid, 2784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-16 04:41:51,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5157 Valid, 8938 Invalid, 4912 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2128 Valid, 2784 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-16 04:41:51,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2021-12-16 04:41:51,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 5023. [2021-12-16 04:41:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5023 states, 3500 states have (on average 1.2591428571428571) internal successors, (4407), 3556 states have internal predecessors, (4407), 1236 states have call successors, (1236), 285 states have call predecessors, (1236), 285 states have return successors, (1236), 1217 states have call predecessors, (1236), 1236 states have call successors, (1236) [2021-12-16 04:41:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 5023 states and 6879 transitions. [2021-12-16 04:41:51,246 INFO L78 Accepts]: Start accepts. Automaton has 5023 states and 6879 transitions. Word has length 316 [2021-12-16 04:41:51,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:41:51,247 INFO L470 AbstractCegarLoop]: Abstraction has 5023 states and 6879 transitions. [2021-12-16 04:41:51,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-16 04:41:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 5023 states and 6879 transitions. [2021-12-16 04:41:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-12-16 04:41:51,254 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:41:51,254 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:41:51,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:41:51,255 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:41:51,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:41:51,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1924781935, now seen corresponding path program 1 times [2021-12-16 04:41:51,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:41:51,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727260485] [2021-12-16 04:41:51,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:41:51,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:41:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:41:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:41:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:41:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:41:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:41:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:41:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:41:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:41:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:41:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:41:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:41:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:41:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:41:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:41:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:41:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:41:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:41:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:41:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:41:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:41:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:41:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:41:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:41:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:41:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:41:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-12-16 04:41:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-12-16 04:41:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2021-12-16 04:41:51,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:41:51,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727260485] [2021-12-16 04:41:51,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727260485] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:41:51,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:41:51,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:41:51,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758705735] [2021-12-16 04:41:51,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:41:51,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:41:51,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:41:51,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:41:51,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:41:51,829 INFO L87 Difference]: Start difference. First operand 5023 states and 6879 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-16 04:41:57,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:41:57,586 INFO L93 Difference]: Finished difference Result 13461 states and 18571 transitions. [2021-12-16 04:41:57,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:41:57,586 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), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 327 [2021-12-16 04:41:57,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:41:57,627 INFO L225 Difference]: With dead ends: 13461 [2021-12-16 04:41:57,627 INFO L226 Difference]: Without dead ends: 8491 [2021-12-16 04:41:57,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:41:57,646 INFO L933 BasicCegarLoop]: 4192 mSDtfsCounter, 4907 mSDsluCounter, 4391 mSDsCounter, 0 mSdLazyCounter, 2882 mSolverCounterSat, 2430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5492 SdHoareTripleChecker+Valid, 8583 SdHoareTripleChecker+Invalid, 5312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2430 IncrementalHoareTripleChecker+Valid, 2882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-12-16 04:41:57,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5492 Valid, 8583 Invalid, 5312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2430 Valid, 2882 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2021-12-16 04:41:57,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8491 states. [2021-12-16 04:41:57,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8491 to 7688. [2021-12-16 04:41:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7688 states, 5312 states have (on average 1.2532003012048192) internal successors, (6657), 5406 states have internal predecessors, (6657), 1902 states have call successors, (1902), 467 states have call predecessors, (1902), 472 states have return successors, (1924), 1870 states have call predecessors, (1924), 1902 states have call successors, (1924) [2021-12-16 04:41:58,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7688 states to 7688 states and 10483 transitions. [2021-12-16 04:41:58,019 INFO L78 Accepts]: Start accepts. Automaton has 7688 states and 10483 transitions. Word has length 327 [2021-12-16 04:41:58,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:41:58,020 INFO L470 AbstractCegarLoop]: Abstraction has 7688 states and 10483 transitions. [2021-12-16 04:41:58,021 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), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2021-12-16 04:41:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 7688 states and 10483 transitions. [2021-12-16 04:41:58,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-12-16 04:41:58,028 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:41:58,028 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:41:58,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 04:41:58,028 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:41:58,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:41:58,029 INFO L85 PathProgramCache]: Analyzing trace with hash -816348473, now seen corresponding path program 1 times [2021-12-16 04:41:58,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:41:58,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669858797] [2021-12-16 04:41:58,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:41:58,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:41:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:41:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:41:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:41:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:41:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:41:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:41:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:41:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:41:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:41:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:41:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:41:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:41:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:41:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:41:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:41:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:41:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:41:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:41:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:41:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:41:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:41:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:41:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:41:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:41:58,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:41:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:41:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:41:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:41:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:41:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:41:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:41:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:41:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:41:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-16 04:41:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-12-16 04:41:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-16 04:41:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:41:58,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2817 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2814 trivial. 0 not checked. [2021-12-16 04:41:58,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:41:58,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669858797] [2021-12-16 04:41:58,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669858797] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:41:58,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:41:58,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:41:58,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184044851] [2021-12-16 04:41:58,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:41:58,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:41:58,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:41:58,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:41:58,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:41:58,701 INFO L87 Difference]: Start difference. First operand 7688 states and 10483 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-16 04:42:03,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:03,796 INFO L93 Difference]: Finished difference Result 18856 states and 25918 transitions. [2021-12-16 04:42:03,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:03,798 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 380 [2021-12-16 04:42:03,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:03,847 INFO L225 Difference]: With dead ends: 18856 [2021-12-16 04:42:03,847 INFO L226 Difference]: Without dead ends: 11221 [2021-12-16 04:42:03,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:03,873 INFO L933 BasicCegarLoop]: 6498 mSDtfsCounter, 3665 mSDsluCounter, 5501 mSDsCounter, 0 mSdLazyCounter, 2744 mSolverCounterSat, 1554 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4227 SdHoareTripleChecker+Valid, 11999 SdHoareTripleChecker+Invalid, 4298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1554 IncrementalHoareTripleChecker+Valid, 2744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:03,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4227 Valid, 11999 Invalid, 4298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1554 Valid, 2744 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2021-12-16 04:42:03,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11221 states. [2021-12-16 04:42:04,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11221 to 10203. [2021-12-16 04:42:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10203 states, 7099 states have (on average 1.254965488096915) internal successors, (8909), 7211 states have internal predecessors, (8909), 2472 states have call successors, (2472), 625 states have call predecessors, (2472), 630 states have return successors, (2494), 2434 states have call predecessors, (2494), 2472 states have call successors, (2494) [2021-12-16 04:42:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 13875 transitions. [2021-12-16 04:42:04,205 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 13875 transitions. Word has length 380 [2021-12-16 04:42:04,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:04,206 INFO L470 AbstractCegarLoop]: Abstraction has 10203 states and 13875 transitions. [2021-12-16 04:42:04,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-16 04:42:04,207 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 13875 transitions. [2021-12-16 04:42:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-12-16 04:42:04,215 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:04,215 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 24, 24, 24, 24, 24, 24, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:04,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 04:42:04,216 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:04,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:04,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1440673384, now seen corresponding path program 1 times [2021-12-16 04:42:04,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:04,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546333856] [2021-12-16 04:42:04,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:04,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:42:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:42:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:42:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:42:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:42:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:42:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:42:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:42:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:42:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:42:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-16 04:42:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-16 04:42:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:42:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-16 04:42:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-16 04:42:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-16 04:42:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2021-12-16 04:42:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3087 trivial. 0 not checked. [2021-12-16 04:42:04,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:04,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546333856] [2021-12-16 04:42:04,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546333856] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:04,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:04,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:04,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36475994] [2021-12-16 04:42:04,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:04,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:04,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:04,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:04,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:04,996 INFO L87 Difference]: Start difference. First operand 10203 states and 13875 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-16 04:42:09,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:09,135 INFO L93 Difference]: Finished difference Result 24088 states and 33010 transitions. [2021-12-16 04:42:09,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:09,136 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 456 [2021-12-16 04:42:09,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:09,261 INFO L225 Difference]: With dead ends: 24088 [2021-12-16 04:42:09,261 INFO L226 Difference]: Without dead ends: 13938 [2021-12-16 04:42:09,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:09,331 INFO L933 BasicCegarLoop]: 6507 mSDtfsCounter, 3661 mSDsluCounter, 5505 mSDsCounter, 0 mSdLazyCounter, 2734 mSolverCounterSat, 1544 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4225 SdHoareTripleChecker+Valid, 12012 SdHoareTripleChecker+Invalid, 4278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1544 IncrementalHoareTripleChecker+Valid, 2734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:09,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4225 Valid, 12012 Invalid, 4278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1544 Valid, 2734 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2021-12-16 04:42:09,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13938 states. [2021-12-16 04:42:09,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13938 to 12704. [2021-12-16 04:42:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12704 states, 8876 states have (on average 1.2563091482649842) internal successors, (11151), 9006 states have internal predecessors, (11151), 3039 states have call successors, (3039), 782 states have call predecessors, (3039), 787 states have return successors, (3061), 2995 states have call predecessors, (3061), 3039 states have call successors, (3061) [2021-12-16 04:42:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12704 states to 12704 states and 17251 transitions. [2021-12-16 04:42:09,720 INFO L78 Accepts]: Start accepts. Automaton has 12704 states and 17251 transitions. Word has length 456 [2021-12-16 04:42:09,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:09,721 INFO L470 AbstractCegarLoop]: Abstraction has 12704 states and 17251 transitions. [2021-12-16 04:42:09,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-16 04:42:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 12704 states and 17251 transitions. [2021-12-16 04:42:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-12-16 04:42:09,730 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:09,730 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 24, 24, 24, 24, 24, 24, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:09,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 04:42:09,731 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:09,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:09,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1456192102, now seen corresponding path program 1 times [2021-12-16 04:42:09,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:09,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820044934] [2021-12-16 04:42:09,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:09,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:09,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:42:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:42:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:42:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:42:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:42:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:42:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:42:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:42:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:42:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:42:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-16 04:42:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-16 04:42:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:42:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-16 04:42:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-16 04:42:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-16 04:42:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2021-12-16 04:42:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3087 trivial. 0 not checked. [2021-12-16 04:42:10,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:10,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820044934] [2021-12-16 04:42:10,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820044934] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:10,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:10,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:10,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259260987] [2021-12-16 04:42:10,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:10,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:10,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:10,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:10,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:10,514 INFO L87 Difference]: Start difference. First operand 12704 states and 17251 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-16 04:42:15,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:15,328 INFO L93 Difference]: Finished difference Result 31077 states and 42490 transitions. [2021-12-16 04:42:15,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:15,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 456 [2021-12-16 04:42:15,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:15,397 INFO L225 Difference]: With dead ends: 31077 [2021-12-16 04:42:15,398 INFO L226 Difference]: Without dead ends: 18426 [2021-12-16 04:42:15,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:15,433 INFO L933 BasicCegarLoop]: 6696 mSDtfsCounter, 4512 mSDsluCounter, 5079 mSDsCounter, 0 mSdLazyCounter, 2801 mSolverCounterSat, 1822 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5172 SdHoareTripleChecker+Valid, 11775 SdHoareTripleChecker+Invalid, 4623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1822 IncrementalHoareTripleChecker+Valid, 2801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:15,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5172 Valid, 11775 Invalid, 4623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1822 Valid, 2801 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-12-16 04:42:15,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18426 states. [2021-12-16 04:42:16,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18426 to 16682. [2021-12-16 04:42:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16682 states, 11628 states have (on average 1.2530099759201927) internal successors, (14570), 11795 states have internal predecessors, (14570), 3991 states have call successors, (3991), 1057 states have call predecessors, (3991), 1061 states have return successors, (4012), 3934 states have call predecessors, (4012), 3991 states have call successors, (4012) [2021-12-16 04:42:16,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16682 states to 16682 states and 22573 transitions. [2021-12-16 04:42:16,213 INFO L78 Accepts]: Start accepts. Automaton has 16682 states and 22573 transitions. Word has length 456 [2021-12-16 04:42:16,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:16,215 INFO L470 AbstractCegarLoop]: Abstraction has 16682 states and 22573 transitions. [2021-12-16 04:42:16,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 3 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-16 04:42:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 16682 states and 22573 transitions. [2021-12-16 04:42:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-12-16 04:42:16,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:16,229 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 24, 24, 24, 24, 24, 24, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:16,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-16 04:42:16,229 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:16,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:16,230 INFO L85 PathProgramCache]: Analyzing trace with hash -474713757, now seen corresponding path program 1 times [2021-12-16 04:42:16,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:16,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580762000] [2021-12-16 04:42:16,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:16,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:42:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:42:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:42:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:42:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:42:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:42:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:42:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:42:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:42:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:42:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-16 04:42:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-16 04:42:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:42:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-16 04:42:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-16 04:42:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-16 04:42:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-16 04:42:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-16 04:42:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-16 04:42:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-16 04:42:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:16,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2021-12-16 04:42:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:17,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-16 04:42:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3369 trivial. 0 not checked. [2021-12-16 04:42:17,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:17,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580762000] [2021-12-16 04:42:17,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580762000] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:17,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:17,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:17,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184083611] [2021-12-16 04:42:17,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:17,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:17,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:17,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:17,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:17,018 INFO L87 Difference]: Start difference. First operand 16682 states and 22573 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-16 04:42:21,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:21,956 INFO L93 Difference]: Finished difference Result 37771 states and 51516 transitions. [2021-12-16 04:42:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:21,971 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 516 [2021-12-16 04:42:21,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:22,127 INFO L225 Difference]: With dead ends: 37771 [2021-12-16 04:42:22,143 INFO L226 Difference]: Without dead ends: 21142 [2021-12-16 04:42:22,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:22,217 INFO L933 BasicCegarLoop]: 5700 mSDtfsCounter, 3799 mSDsluCounter, 4988 mSDsCounter, 0 mSdLazyCounter, 2734 mSolverCounterSat, 1691 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4363 SdHoareTripleChecker+Valid, 10688 SdHoareTripleChecker+Invalid, 4425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1691 IncrementalHoareTripleChecker+Valid, 2734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:22,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4363 Valid, 10688 Invalid, 4425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1691 Valid, 2734 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-16 04:42:22,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21142 states. [2021-12-16 04:42:22,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21142 to 19182. [2021-12-16 04:42:22,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19182 states, 13405 states have (on average 1.2541588959343528) internal successors, (16812), 13590 states have internal predecessors, (16812), 4558 states have call successors, (4558), 1213 states have call predecessors, (4558), 1217 states have return successors, (4579), 4495 states have call predecessors, (4579), 4558 states have call successors, (4579) [2021-12-16 04:42:22,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19182 states to 19182 states and 25949 transitions. [2021-12-16 04:42:22,979 INFO L78 Accepts]: Start accepts. Automaton has 19182 states and 25949 transitions. Word has length 516 [2021-12-16 04:42:22,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:22,980 INFO L470 AbstractCegarLoop]: Abstraction has 19182 states and 25949 transitions. [2021-12-16 04:42:22,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-16 04:42:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 19182 states and 25949 transitions. [2021-12-16 04:42:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-12-16 04:42:22,989 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:22,989 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 24, 24, 24, 24, 24, 24, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:22,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-16 04:42:22,990 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:22,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:22,990 INFO L85 PathProgramCache]: Analyzing trace with hash -490232475, now seen corresponding path program 1 times [2021-12-16 04:42:22,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:22,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707557744] [2021-12-16 04:42:22,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:22,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:42:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:42:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:42:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:42:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:42:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:42:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:42:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:42:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:42:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:42:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-16 04:42:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-16 04:42:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:42:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-16 04:42:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-16 04:42:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-16 04:42:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-16 04:42:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-16 04:42:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-16 04:42:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-16 04:42:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2021-12-16 04:42:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-16 04:42:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3369 trivial. 0 not checked. [2021-12-16 04:42:23,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:23,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707557744] [2021-12-16 04:42:23,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707557744] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:23,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:23,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 04:42:23,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450190651] [2021-12-16 04:42:23,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:23,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 04:42:23,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:23,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 04:42:23,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 04:42:23,797 INFO L87 Difference]: Start difference. First operand 19182 states and 25949 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-16 04:42:28,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:42:28,558 INFO L93 Difference]: Finished difference Result 43019 states and 58642 transitions. [2021-12-16 04:42:28,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:42:28,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 516 [2021-12-16 04:42:28,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:42:28,660 INFO L225 Difference]: With dead ends: 43019 [2021-12-16 04:42:28,660 INFO L226 Difference]: Without dead ends: 23890 [2021-12-16 04:42:28,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:42:28,715 INFO L933 BasicCegarLoop]: 6514 mSDtfsCounter, 3702 mSDsluCounter, 5521 mSDsCounter, 0 mSdLazyCounter, 2742 mSolverCounterSat, 1547 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 12035 SdHoareTripleChecker+Invalid, 4289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1547 IncrementalHoareTripleChecker+Valid, 2742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-12-16 04:42:28,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4269 Valid, 12035 Invalid, 4289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1547 Valid, 2742 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2021-12-16 04:42:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23890 states. [2021-12-16 04:42:29,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23890 to 21714. [2021-12-16 04:42:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21714 states, 15210 states have (on average 1.2550953320184088) internal successors, (19090), 15413 states have internal predecessors, (19090), 5127 states have call successors, (5127), 1371 states have call predecessors, (5127), 1375 states have return successors, (5148), 5058 states have call predecessors, (5148), 5127 states have call successors, (5148) [2021-12-16 04:42:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21714 states to 21714 states and 29365 transitions. [2021-12-16 04:42:29,419 INFO L78 Accepts]: Start accepts. Automaton has 21714 states and 29365 transitions. Word has length 516 [2021-12-16 04:42:29,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:42:29,420 INFO L470 AbstractCegarLoop]: Abstraction has 21714 states and 29365 transitions. [2021-12-16 04:42:29,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-16 04:42:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 21714 states and 29365 transitions. [2021-12-16 04:42:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2021-12-16 04:42:29,431 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:42:29,431 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 24, 24, 24, 24, 24, 24, 11, 11, 11, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:42:29,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-16 04:42:29,432 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:42:29,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:42:29,432 INFO L85 PathProgramCache]: Analyzing trace with hash -887668788, now seen corresponding path program 1 times [2021-12-16 04:42:29,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:42:29,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428524127] [2021-12-16 04:42:29,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:42:29,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:42:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-16 04:42:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 04:42:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 04:42:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-16 04:42:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-16 04:42:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-16 04:42:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:42:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:42:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:42:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:42:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-16 04:42:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-16 04:42:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-16 04:42:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:42:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-16 04:42:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-16 04:42:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-16 04:42:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-16 04:42:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-16 04:42:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-16 04:42:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-16 04:42:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-16 04:42:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-16 04:42:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-16 04:42:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-16 04:42:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:29,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-16 04:42:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-16 04:42:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-16 04:42:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-16 04:42:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-16 04:42:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-12-16 04:42:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-16 04:42:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-16 04:42:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:30,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-16 04:42:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:42:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 04:42:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-16 04:42:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-16 04:42:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-16 04:42:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-16 04:42:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-16 04:42:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-16 04:42:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-16 04:42:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-16 04:42:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2021-12-16 04:42:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:42:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-12-16 04:42:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-12-16 04:42:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-16 04:42:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-12-16 04:42:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:42:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3702 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3652 trivial. 0 not checked. [2021-12-16 04:42:30,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:42:30,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428524127] [2021-12-16 04:42:30,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428524127] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:42:30,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:42:30,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:42:30,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766582042] [2021-12-16 04:42:30,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:42:30,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:42:30,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:42:30,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:42:30,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:42:30,241 INFO L87 Difference]: Start difference. First operand 21714 states and 29365 transitions. Second operand has 6 states, 6 states have (on average 26.0) internal successors, (156), 4 states have internal predecessors, (156), 3 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (50), 4 states have call predecessors, (50), 3 states have call successors, (50)