./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 13:12:19,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 13:12:19,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 13:12:19,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 13:12:19,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 13:12:19,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 13:12:19,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 13:12:19,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 13:12:19,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 13:12:19,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 13:12:19,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 13:12:19,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 13:12:19,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 13:12:19,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 13:12:19,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 13:12:19,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 13:12:19,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 13:12:19,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 13:12:19,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 13:12:19,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 13:12:19,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 13:12:19,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 13:12:19,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 13:12:19,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 13:12:19,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 13:12:19,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 13:12:19,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 13:12:19,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 13:12:19,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 13:12:19,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 13:12:19,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 13:12:19,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 13:12:19,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 13:12:19,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 13:12:19,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 13:12:19,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 13:12:19,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 13:12:19,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 13:12:19,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 13:12:19,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 13:12:19,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 13:12:19,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 13:12:19,665 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 13:12:19,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 13:12:19,666 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 13:12:19,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 13:12:19,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 13:12:19,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 13:12:19,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 13:12:19,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 13:12:19,668 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 13:12:19,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 13:12:19,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 13:12:19,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 13:12:19,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 13:12:19,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 13:12:19,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 13:12:19,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 13:12:19,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:12:19,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 13:12:19,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 13:12:19,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 13:12:19,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 13:12:19,672 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 [2021-12-18 13:12:19,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 13:12:19,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 13:12:19,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 13:12:19,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 13:12:19,930 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 13:12:19,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 13:12:19,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440693d67/1cb000252eb24555961c8fa2a112ac99/FLAG825a05835 [2021-12-18 13:12:20,940 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 13:12:20,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 13:12:21,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440693d67/1cb000252eb24555961c8fa2a112ac99/FLAG825a05835 [2021-12-18 13:12:21,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/440693d67/1cb000252eb24555961c8fa2a112ac99 [2021-12-18 13:12:21,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 13:12:21,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 13:12:21,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 13:12:21,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 13:12:21,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 13:12:21,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:12:21" (1/1) ... [2021-12-18 13:12:21,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141ce668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:21, skipping insertion in model container [2021-12-18 13:12:21,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:12:21" (1/1) ... [2021-12-18 13:12:21,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 13:12:21,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 13:12:31,087 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[950924,950937] [2021-12-18 13:12:31,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[951069,951082] [2021-12-18 13:12:31,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:12:31,155 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 13:12:31,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[950924,950937] [2021-12-18 13:12:31,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[951069,951082] [2021-12-18 13:12:31,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 13:12:32,075 INFO L208 MainTranslator]: Completed translation [2021-12-18 13:12:32,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32 WrapperNode [2021-12-18 13:12:32,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 13:12:32,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 13:12:32,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 13:12:32,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 13:12:32,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:32,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,030 INFO L137 Inliner]: procedures = 866, calls = 16600, calls flagged for inlining = 427, calls inlined = 364, statements flattened = 29024 [2021-12-18 13:12:33,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 13:12:33,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 13:12:33,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 13:12:33,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 13:12:33,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 13:12:33,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 13:12:33,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 13:12:33,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 13:12:33,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (1/1) ... [2021-12-18 13:12:33,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 13:12:33,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 13:12:33,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 13:12:33,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 13:12:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2021-12-18 13:12:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2021-12-18 13:12:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-18 13:12:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-18 13:12:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2021-12-18 13:12:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2021-12-18 13:12:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2021-12-18 13:12:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2021-12-18 13:12:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 13:12:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 13:12:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-12-18 13:12:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-12-18 13:12:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2021-12-18 13:12:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2021-12-18 13:12:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-18 13:12:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-18 13:12:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-18 13:12:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-18 13:12:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2021-12-18 13:12:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2021-12-18 13:12:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 13:12:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 13:12:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 13:12:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 13:12:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2021-12-18 13:12:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2021-12-18 13:12:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-18 13:12:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-18 13:12:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2021-12-18 13:12:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2021-12-18 13:12:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2021-12-18 13:12:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2021-12-18 13:12:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-12-18 13:12:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-12-18 13:12:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 13:12:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 13:12:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 13:12:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 13:12:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 13:12:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 13:12:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 13:12:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 13:12:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2021-12-18 13:12:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2021-12-18 13:12:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2021-12-18 13:12:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2021-12-18 13:12:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2021-12-18 13:12:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2021-12-18 13:12:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-18 13:12:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-18 13:12:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 13:12:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 13:12:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 13:12:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 13:12:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_113 [2021-12-18 13:12:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_113 [2021-12-18 13:12:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2021-12-18 13:12:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2021-12-18 13:12:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2021-12-18 13:12:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2021-12-18 13:12:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-18 13:12:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-18 13:12:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2021-12-18 13:12:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2021-12-18 13:12:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 13:12:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 13:12:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2021-12-18 13:12:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2021-12-18 13:12:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 13:12:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 13:12:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2021-12-18 13:12:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2021-12-18 13:12:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 13:12:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_108 [2021-12-18 13:12:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_108 [2021-12-18 13:12:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2021-12-18 13:12:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2021-12-18 13:12:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2021-12-18 13:12:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2021-12-18 13:12:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 13:12:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 13:12:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-18 13:12:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-18 13:12:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2021-12-18 13:12:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2021-12-18 13:12:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 13:12:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 13:12:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2021-12-18 13:12:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2021-12-18 13:12:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-18 13:12:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-18 13:12:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2021-12-18 13:12:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-18 13:12:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-18 13:12:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-18 13:12:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2021-12-18 13:12:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2021-12-18 13:12:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 13:12:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 13:12:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 13:12:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 13:12:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 13:12:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 13:12:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2021-12-18 13:12:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2021-12-18 13:12:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 13:12:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 13:12:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 13:12:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2021-12-18 13:12:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2021-12-18 13:12:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 13:12:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-18 13:12:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2021-12-18 13:12:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2021-12-18 13:12:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 13:12:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 13:12:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2021-12-18 13:12:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2021-12-18 13:12:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 13:12:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 13:12:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-12-18 13:12:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-12-18 13:12:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-18 13:12:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-18 13:12:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 13:12:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 13:12:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2021-12-18 13:12:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2021-12-18 13:12:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2021-12-18 13:12:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2021-12-18 13:12:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-18 13:12:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-18 13:12:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 13:12:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 13:12:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2021-12-18 13:12:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2021-12-18 13:12:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-12-18 13:12:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-12-18 13:12:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2021-12-18 13:12:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2021-12-18 13:12:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2021-12-18 13:12:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 13:12:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2021-12-18 13:12:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:12:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2021-12-18 13:12:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2021-12-18 13:12:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 13:12:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 13:12:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 13:12:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-18 13:12:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-18 13:12:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_resume [2021-12-18 13:12:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_resume [2021-12-18 13:12:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-18 13:12:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-18 13:12:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 13:12:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 13:12:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 13:12:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 13:12:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2021-12-18 13:12:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2021-12-18 13:12:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2021-12-18 13:12:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2021-12-18 13:12:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-18 13:12:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-18 13:12:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 13:12:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2021-12-18 13:12:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 13:12:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-18 13:12:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 13:12:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 13:12:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2021-12-18 13:12:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2021-12-18 13:12:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2021-12-18 13:12:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2021-12-18 13:12:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 13:12:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-18 13:12:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-18 13:12:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2021-12-18 13:12:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2021-12-18 13:12:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2021-12-18 13:12:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2021-12-18 13:12:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2021-12-18 13:12:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2021-12-18 13:12:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2021-12-18 13:12:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2021-12-18 13:12:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2021-12-18 13:12:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2021-12-18 13:12:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 13:12:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 13:12:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2021-12-18 13:12:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2021-12-18 13:12:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 13:12:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 13:12:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 13:12:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 13:12:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2021-12-18 13:12:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2021-12-18 13:12:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 13:12:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 13:12:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2021-12-18 13:12:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2021-12-18 13:12:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-12-18 13:12:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-12-18 13:12:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2021-12-18 13:12:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2021-12-18 13:12:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2021-12-18 13:12:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 13:12:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-18 13:12:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2021-12-18 13:12:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2021-12-18 13:12:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-18 13:12:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 13:12:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2021-12-18 13:12:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 13:12:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2021-12-18 13:12:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2021-12-18 13:12:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 13:12:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 13:12:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2021-12-18 13:12:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2021-12-18 13:12:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2021-12-18 13:12:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2021-12-18 13:12:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2021-12-18 13:12:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2021-12-18 13:12:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-12-18 13:12:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-12-18 13:12:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2021-12-18 13:12:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2021-12-18 13:12:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 13:12:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 13:12:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2021-12-18 13:12:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2021-12-18 13:12:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 13:12:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 13:12:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 13:12:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2021-12-18 13:12:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-18 13:12:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2021-12-18 13:12:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 13:12:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 13:12:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 13:12:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-18 13:12:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2021-12-18 13:12:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 13:12:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2021-12-18 13:12:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2021-12-18 13:12:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2021-12-18 13:12:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2021-12-18 13:12:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2021-12-18 13:12:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 13:12:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 13:12:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-18 13:12:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-18 13:12:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-18 13:12:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-18 13:12:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-18 13:12:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2021-12-18 13:12:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2021-12-18 13:12:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2021-12-18 13:12:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2021-12-18 13:12:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-12-18 13:12:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-12-18 13:12:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 13:12:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 13:12:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 13:12:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 13:12:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 13:12:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 13:12:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 13:12:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 13:12:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-18 13:12:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-18 13:12:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2021-12-18 13:12:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2021-12-18 13:12:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2021-12-18 13:12:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2021-12-18 13:12:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2021-12-18 13:12:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2021-12-18 13:12:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 13:12:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2021-12-18 13:12:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2021-12-18 13:12:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 13:12:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 13:12:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-12-18 13:12:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2021-12-18 13:12:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 13:12:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2021-12-18 13:12:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2021-12-18 13:12:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-18 13:12:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-18 13:12:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 13:12:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 13:12:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-12-18 13:12:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-12-18 13:12:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 13:12:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 13:12:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2021-12-18 13:12:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2021-12-18 13:12:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-18 13:12:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-18 13:12:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2021-12-18 13:12:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 13:12:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-18 13:12:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:12:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 13:12:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:12:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-12-18 13:12:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-12-18 13:12:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-12-18 13:12:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2021-12-18 13:12:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2021-12-18 13:12:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-18 13:12:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-18 13:12:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2021-12-18 13:12:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2021-12-18 13:12:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2021-12-18 13:12:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2021-12-18 13:12:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-12-18 13:12:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 13:12:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 13:12:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2021-12-18 13:12:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2021-12-18 13:12:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-18 13:12:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-18 13:12:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2021-12-18 13:12:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2021-12-18 13:12:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2021-12-18 13:12:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2021-12-18 13:12:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 13:12:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 13:12:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2021-12-18 13:12:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2021-12-18 13:12:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-18 13:12:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-18 13:12:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2021-12-18 13:12:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2021-12-18 13:12:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 13:12:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 13:12:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2021-12-18 13:12:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2021-12-18 13:12:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-18 13:12:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 13:12:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-18 13:12:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-18 13:12:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 13:12:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 13:12:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2021-12-18 13:12:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2021-12-18 13:12:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 13:12:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 13:12:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-18 13:12:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-18 13:12:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2021-12-18 13:12:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2021-12-18 13:12:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 13:12:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 13:12:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2021-12-18 13:12:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2021-12-18 13:12:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 13:12:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 13:12:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2021-12-18 13:12:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2021-12-18 13:12:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-18 13:12:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-18 13:12:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 13:12:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 13:12:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 13:12:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-18 13:12:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-12-18 13:12:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2021-12-18 13:12:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2021-12-18 13:12:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2021-12-18 13:12:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2021-12-18 13:12:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2021-12-18 13:12:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-18 13:12:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-18 13:12:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 13:12:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 13:12:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-18 13:12:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-18 13:12:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2021-12-18 13:12:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2021-12-18 13:12:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2021-12-18 13:12:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2021-12-18 13:12:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2021-12-18 13:12:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2021-12-18 13:12:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2021-12-18 13:12:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2021-12-18 13:12:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 13:12:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 13:12:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 13:12:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 13:12:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-18 13:12:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-18 13:12:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2021-12-18 13:12:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2021-12-18 13:12:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2021-12-18 13:12:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2021-12-18 13:12:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-12-18 13:12:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2021-12-18 13:12:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2021-12-18 13:12:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2021-12-18 13:12:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-18 13:12:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 13:12:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 13:12:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2021-12-18 13:12:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2021-12-18 13:12:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2021-12-18 13:12:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2021-12-18 13:12:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-12-18 13:12:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-12-18 13:12:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2021-12-18 13:12:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2021-12-18 13:12:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 13:12:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 13:12:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2021-12-18 13:12:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2021-12-18 13:12:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-18 13:12:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-18 13:12:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-18 13:12:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-18 13:12:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 13:12:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 13:12:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2021-12-18 13:12:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2021-12-18 13:12:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2021-12-18 13:12:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2021-12-18 13:12:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 13:12:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-18 13:12:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-18 13:12:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-18 13:12:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2021-12-18 13:12:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 13:12:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 13:12:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2021-12-18 13:12:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2021-12-18 13:12:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 13:12:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 13:12:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_e1000_phy_lock [2021-12-18 13:12:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_e1000_phy_lock [2021-12-18 13:12:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 13:12:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 13:12:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 13:12:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-18 13:12:35,561 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 13:12:35,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 13:12:36,557 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 13:13:23,198 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-18 13:13:23,401 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 13:13:23,440 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 13:13:23,441 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-12-18 13:13:23,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:13:23 BoogieIcfgContainer [2021-12-18 13:13:23,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 13:13:23,451 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 13:13:23,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 13:13:23,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 13:13:23,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:12:21" (1/3) ... [2021-12-18 13:13:23,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710f2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:13:23, skipping insertion in model container [2021-12-18 13:13:23,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:12:32" (2/3) ... [2021-12-18 13:13:23,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710f2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:13:23, skipping insertion in model container [2021-12-18 13:13:23,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:13:23" (3/3) ... [2021-12-18 13:13:23,456 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2021-12-18 13:13:23,460 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 13:13:23,460 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-18 13:13:23,524 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 13:13:23,529 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 13:13:23,529 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-18 13:13:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 8337 states, 5861 states have (on average 1.3535232895410338) internal successors, (7933), 5954 states have internal predecessors, (7933), 2222 states have call successors, (2222), 255 states have call predecessors, (2222), 254 states have return successors, (2216), 2208 states have call predecessors, (2216), 2216 states have call successors, (2216) [2021-12-18 13:13:23,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-12-18 13:13:23,665 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:13:23,666 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 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] [2021-12-18 13:13:23,667 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:13:23,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:13:23,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1837982795, now seen corresponding path program 1 times [2021-12-18 13:13:23,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:13:23,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975063291] [2021-12-18 13:13:23,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:13:23,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:13:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:13:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:13:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:13:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:13:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:13:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:13:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:13:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:13:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:24,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:13:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:13:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:13:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:13:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:13:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:13:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:13:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:13:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:13:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:13:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:13:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:13:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:13:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:13:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:13:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:13:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-18 13:13:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:13:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:13:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:13:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-18 13:13:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:13:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:13:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2350 trivial. 0 not checked. [2021-12-18 13:13:25,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:13:25,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975063291] [2021-12-18 13:13:25,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975063291] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:13:25,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:13:25,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:13:25,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672525336] [2021-12-18 13:13:25,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:13:25,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:13:25,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:13:25,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:13:25,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:13:25,457 INFO L87 Difference]: Start difference. First operand has 8337 states, 5861 states have (on average 1.3535232895410338) internal successors, (7933), 5954 states have internal predecessors, (7933), 2222 states have call successors, (2222), 255 states have call predecessors, (2222), 254 states have return successors, (2216), 2208 states have call predecessors, (2216), 2216 states have call successors, (2216) 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, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-18 13:13:35,448 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:13:55,074 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:13:58,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:13:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:13:58,755 INFO L93 Difference]: Finished difference Result 23455 states and 35165 transitions. [2021-12-18 13:13:58,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:13:58,757 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, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 315 [2021-12-18 13:13:58,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:13:58,939 INFO L225 Difference]: With dead ends: 23455 [2021-12-18 13:13:58,939 INFO L226 Difference]: Without dead ends: 15075 [2021-12-18 13:13:59,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:13:59,031 INFO L933 BasicCegarLoop]: 13195 mSDtfsCounter, 11039 mSDsluCounter, 17027 mSDsCounter, 0 mSdLazyCounter, 5892 mSolverCounterSat, 5449 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12490 SdHoareTripleChecker+Valid, 30222 SdHoareTripleChecker+Invalid, 11344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5449 IncrementalHoareTripleChecker+Valid, 5892 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2021-12-18 13:13:59,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12490 Valid, 30222 Invalid, 11344 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5449 Valid, 5892 Invalid, 3 Unknown, 0 Unchecked, 31.7s Time] [2021-12-18 13:13:59,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15075 states. [2021-12-18 13:14:00,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15075 to 14138. [2021-12-18 13:14:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14138 states, 9926 states have (on average 1.3470683054604071) internal successors, (13371), 10074 states have internal predecessors, (13371), 3752 states have call successors, (3752), 459 states have call predecessors, (3752), 458 states have return successors, (3752), 3738 states have call predecessors, (3752), 3752 states have call successors, (3752) [2021-12-18 13:14:00,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14138 states to 14138 states and 20875 transitions. [2021-12-18 13:14:00,198 INFO L78 Accepts]: Start accepts. Automaton has 14138 states and 20875 transitions. Word has length 315 [2021-12-18 13:14:00,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:14:00,201 INFO L470 AbstractCegarLoop]: Abstraction has 14138 states and 20875 transitions. [2021-12-18 13:14:00,202 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, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-18 13:14:00,202 INFO L276 IsEmpty]: Start isEmpty. Operand 14138 states and 20875 transitions. [2021-12-18 13:14:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-12-18 13:14:00,209 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:14:00,210 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:14:00,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 13:14:00,211 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:14:00,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:14:00,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1484845506, now seen corresponding path program 1 times [2021-12-18 13:14:00,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:14:00,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029148808] [2021-12-18 13:14:00,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:14:00,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:14:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:14:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:14:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:14:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:14:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:14:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:14:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:14:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:14:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:14:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:14:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:14:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:14:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:14:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:14:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:14:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:14:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:14:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:14:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:14:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:14:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:14:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:14:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:14:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:14:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-18 13:14:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:14:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-18 13:14:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-18 13:14:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2021-12-18 13:14:01,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:14:01,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029148808] [2021-12-18 13:14:01,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029148808] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:14:01,433 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:14:01,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:14:01,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259073848] [2021-12-18 13:14:01,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:14:01,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:14:01,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:14:01,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:14:01,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:14:01,437 INFO L87 Difference]: Start difference. First operand 14138 states and 20875 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-18 13:14:14,817 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:14:38,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:14:39,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:14:39,130 INFO L93 Difference]: Finished difference Result 36733 states and 54407 transitions. [2021-12-18 13:14:39,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:14:39,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 315 [2021-12-18 13:14:39,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:14:39,304 INFO L225 Difference]: With dead ends: 36733 [2021-12-18 13:14:39,304 INFO L226 Difference]: Without dead ends: 22646 [2021-12-18 13:14:39,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:14:39,425 INFO L933 BasicCegarLoop]: 20307 mSDtfsCounter, 10958 mSDsluCounter, 20993 mSDsCounter, 0 mSdLazyCounter, 6349 mSolverCounterSat, 3976 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12603 SdHoareTripleChecker+Valid, 41300 SdHoareTripleChecker+Invalid, 10327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3976 IncrementalHoareTripleChecker+Valid, 6349 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.9s IncrementalHoareTripleChecker+Time [2021-12-18 13:14:39,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12603 Valid, 41300 Invalid, 10327 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3976 Valid, 6349 Invalid, 2 Unknown, 0 Unchecked, 35.9s Time] [2021-12-18 13:14:39,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22646 states. [2021-12-18 13:14:40,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22646 to 21305. [2021-12-18 13:14:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21305 states, 14963 states have (on average 1.345051126111074) internal successors, (20126), 15187 states have internal predecessors, (20126), 5660 states have call successors, (5660), 681 states have call predecessors, (5660), 680 states have return successors, (5660), 5637 states have call predecessors, (5660), 5660 states have call successors, (5660) [2021-12-18 13:14:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21305 states to 21305 states and 31446 transitions. [2021-12-18 13:14:40,736 INFO L78 Accepts]: Start accepts. Automaton has 21305 states and 31446 transitions. Word has length 315 [2021-12-18 13:14:40,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:14:40,737 INFO L470 AbstractCegarLoop]: Abstraction has 21305 states and 31446 transitions. [2021-12-18 13:14:40,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-12-18 13:14:40,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21305 states and 31446 transitions. [2021-12-18 13:14:40,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-18 13:14:40,743 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:14:40,744 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:14:40,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 13:14:40,744 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:14:40,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:14:40,745 INFO L85 PathProgramCache]: Analyzing trace with hash -2080863294, now seen corresponding path program 1 times [2021-12-18 13:14:40,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:14:40,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736172966] [2021-12-18 13:14:40,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:14:40,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:14:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:14:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:14:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:14:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:14:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:14:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:14:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:14:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:14:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:14:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:14:41,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:14:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:14:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:14:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:14:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:14:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:14:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:14:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:14:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:14:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:14:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:14:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:14:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:14:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:14:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:14:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:14:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:14:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:14:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:14:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:14:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:14:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:14:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-12-18 13:14:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:41,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-18 13:14:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:42,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-12-18 13:14:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:42,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 13:14:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:14:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2021-12-18 13:14:42,017 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:14:42,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736172966] [2021-12-18 13:14:42,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736172966] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:14:42,018 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:14:42,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:14:42,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946348387] [2021-12-18 13:14:42,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:14:42,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:14:42,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:14:42,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:14:42,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:14:42,021 INFO L87 Difference]: Start difference. First operand 21305 states and 31446 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-18 13:14:54,630 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:14,932 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:17,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:19,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:20,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:15:20,279 INFO L93 Difference]: Finished difference Result 51478 states and 76186 transitions. [2021-12-18 13:15:20,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:15:20,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 381 [2021-12-18 13:15:20,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:15:20,478 INFO L225 Difference]: With dead ends: 51478 [2021-12-18 13:15:20,479 INFO L226 Difference]: Without dead ends: 30224 [2021-12-18 13:15:20,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:15:20,582 INFO L933 BasicCegarLoop]: 21972 mSDtfsCounter, 10808 mSDsluCounter, 22105 mSDsCounter, 0 mSdLazyCounter, 6376 mSolverCounterSat, 3596 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12452 SdHoareTripleChecker+Valid, 44077 SdHoareTripleChecker+Invalid, 9976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3596 IncrementalHoareTripleChecker+Valid, 6376 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2021-12-18 13:15:20,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12452 Valid, 44077 Invalid, 9976 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3596 Valid, 6376 Invalid, 4 Unknown, 0 Unchecked, 36.5s Time] [2021-12-18 13:15:20,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30224 states. [2021-12-18 13:15:21,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30224 to 28479. [2021-12-18 13:15:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28479 states, 20002 states have (on average 1.344015598440156) internal successors, (26883), 20302 states have internal predecessors, (26883), 7571 states have call successors, (7571), 905 states have call predecessors, (7571), 904 states have return successors, (7571), 7539 states have call predecessors, (7571), 7571 states have call successors, (7571) [2021-12-18 13:15:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28479 states to 28479 states and 42025 transitions. [2021-12-18 13:15:22,110 INFO L78 Accepts]: Start accepts. Automaton has 28479 states and 42025 transitions. Word has length 381 [2021-12-18 13:15:22,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:15:22,111 INFO L470 AbstractCegarLoop]: Abstraction has 28479 states and 42025 transitions. [2021-12-18 13:15:22,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-18 13:15:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 28479 states and 42025 transitions. [2021-12-18 13:15:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-12-18 13:15:22,119 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:15:22,119 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:15:22,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 13:15:22,120 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:15:22,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:15:22,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1396570186, now seen corresponding path program 1 times [2021-12-18 13:15:22,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:15:22,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513961590] [2021-12-18 13:15:22,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:15:22,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:15:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:15:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:15:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:15:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:15:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:15:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:15:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:15:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:15:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:15:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:15:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:15:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:15:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:15:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:15:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:15:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:15:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:15:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:15:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:15:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:22,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:15:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:15:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:15:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:15:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:15:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:15:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:15:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:15:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:15:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:15:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:15:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:15:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:15:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:15:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:15:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:15:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:15:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:15:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:15:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:15:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-18 13:15:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-18 13:15:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-12-18 13:15:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 13:15:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2878 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2021-12-18 13:15:23,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:15:23,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513961590] [2021-12-18 13:15:23,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513961590] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:15:23,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:15:23,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:15:23,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902268311] [2021-12-18 13:15:23,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:15:23,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:15:23,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:15:23,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:15:23,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:15:23,503 INFO L87 Difference]: Start difference. First operand 28479 states and 42025 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 13:15:36,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:54,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:15:55,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:15:55,627 INFO L93 Difference]: Finished difference Result 66216 states and 97951 transitions. [2021-12-18 13:15:55,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:15:55,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 455 [2021-12-18 13:15:55,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:15:55,827 INFO L225 Difference]: With dead ends: 66216 [2021-12-18 13:15:55,827 INFO L226 Difference]: Without dead ends: 37788 [2021-12-18 13:15:55,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:15:55,949 INFO L933 BasicCegarLoop]: 22010 mSDtfsCounter, 10814 mSDsluCounter, 22155 mSDsCounter, 0 mSdLazyCounter, 6369 mSolverCounterSat, 3581 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12460 SdHoareTripleChecker+Valid, 44165 SdHoareTripleChecker+Invalid, 9952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3581 IncrementalHoareTripleChecker+Valid, 6369 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2021-12-18 13:15:55,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12460 Valid, 44165 Invalid, 9952 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3581 Valid, 6369 Invalid, 2 Unknown, 0 Unchecked, 30.3s Time] [2021-12-18 13:15:55,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37788 states. [2021-12-18 13:15:57,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37788 to 35639. [2021-12-18 13:15:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35639 states, 25031 states have (on average 1.3435340178179058) internal successors, (33630), 25407 states have internal predecessors, (33630), 9479 states have call successors, (9479), 1128 states have call predecessors, (9479), 1127 states have return successors, (9479), 9438 states have call predecessors, (9479), 9479 states have call successors, (9479) [2021-12-18 13:15:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35639 states to 35639 states and 52588 transitions. [2021-12-18 13:15:57,758 INFO L78 Accepts]: Start accepts. Automaton has 35639 states and 52588 transitions. Word has length 455 [2021-12-18 13:15:57,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:15:57,759 INFO L470 AbstractCegarLoop]: Abstraction has 35639 states and 52588 transitions. [2021-12-18 13:15:57,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 13:15:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 35639 states and 52588 transitions. [2021-12-18 13:15:57,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-12-18 13:15:57,764 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:15:57,764 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:15:57,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 13:15:57,765 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:15:57,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:15:57,765 INFO L85 PathProgramCache]: Analyzing trace with hash -835870408, now seen corresponding path program 1 times [2021-12-18 13:15:57,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:15:57,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561820463] [2021-12-18 13:15:57,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:15:57,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:15:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:15:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:15:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:15:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:15:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:15:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:15:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:15:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:15:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:15:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:15:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:15:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:15:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:15:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:15:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:15:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:15:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:58,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:15:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:15:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:15:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:15:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:15:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:15:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:15:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:15:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:15:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:15:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:15:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:15:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:15:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:15:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:15:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:15:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:15:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:15:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:15:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:15:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:15:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:15:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:15:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:15:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-18 13:15:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-18 13:15:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-12-18 13:15:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 13:15:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:15:59,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2878 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2021-12-18 13:15:59,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:15:59,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561820463] [2021-12-18 13:15:59,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561820463] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:15:59,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:15:59,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:15:59,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275377721] [2021-12-18 13:15:59,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:15:59,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:15:59,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:15:59,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:15:59,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:15:59,381 INFO L87 Difference]: Start difference. First operand 35639 states and 52588 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 13:16:11,584 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:16:29,837 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:16:31,998 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:16:32,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:16:32,630 INFO L93 Difference]: Finished difference Result 86128 states and 127353 transitions. [2021-12-18 13:16:32,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:16:32,631 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 455 [2021-12-18 13:16:32,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:16:32,889 INFO L225 Difference]: With dead ends: 86128 [2021-12-18 13:16:32,889 INFO L226 Difference]: Without dead ends: 50540 [2021-12-18 13:16:33,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:16:33,055 INFO L933 BasicCegarLoop]: 21506 mSDtfsCounter, 12088 mSDsluCounter, 20761 mSDsCounter, 0 mSdLazyCounter, 6346 mSolverCounterSat, 3897 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13855 SdHoareTripleChecker+Valid, 42267 SdHoareTripleChecker+Invalid, 10246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3897 IncrementalHoareTripleChecker+Valid, 6346 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:16:33,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13855 Valid, 42267 Invalid, 10246 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3897 Valid, 6346 Invalid, 3 Unknown, 0 Unchecked, 31.1s Time] [2021-12-18 13:16:33,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50540 states. [2021-12-18 13:16:35,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50540 to 47596. [2021-12-18 13:16:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47596 states, 33330 states have (on average 1.3424242424242425) internal successors, (44743), 33833 states have internal predecessors, (44743), 12723 states have call successors, (12723), 1542 states have call predecessors, (12723), 1541 states have return successors, (12723), 12671 states have call predecessors, (12723), 12723 states have call successors, (12723) [2021-12-18 13:16:35,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47596 states to 47596 states and 70189 transitions. [2021-12-18 13:16:36,004 INFO L78 Accepts]: Start accepts. Automaton has 47596 states and 70189 transitions. Word has length 455 [2021-12-18 13:16:36,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:16:36,016 INFO L470 AbstractCegarLoop]: Abstraction has 47596 states and 70189 transitions. [2021-12-18 13:16:36,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 13:16:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 47596 states and 70189 transitions. [2021-12-18 13:16:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-12-18 13:16:36,024 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:16:36,024 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 23, 23, 23, 23, 23, 23, 10, 10, 10, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:16:36,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 13:16:36,024 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:16:36,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:16:36,025 INFO L85 PathProgramCache]: Analyzing trace with hash -441504535, now seen corresponding path program 1 times [2021-12-18 13:16:36,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:16:36,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905885970] [2021-12-18 13:16:36,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:16:36,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:16:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:16:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:16:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:16:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:16:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:16:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:16:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:16:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:16:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:16:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:36,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:16:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:16:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:16:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:16:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:16:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:16:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:16:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:16:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:16:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:16:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:16:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:16:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:16:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:16:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:16:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:16:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:16:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:16:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:16:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:16:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:16:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:16:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:16:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:16:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:16:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:16:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:16:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:16:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:16:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:16:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:16:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:16:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:16:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:16:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:16:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:16:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:16:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:16:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2021-12-18 13:16:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-12-18 13:16:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:16:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3166 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 3136 trivial. 0 not checked. [2021-12-18 13:16:37,504 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:16:37,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905885970] [2021-12-18 13:16:37,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905885970] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:16:37,505 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:16:37,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 13:16:37,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225587262] [2021-12-18 13:16:37,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:16:37,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 13:16:37,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:16:37,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 13:16:37,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 13:16:37,507 INFO L87 Difference]: Start difference. First operand 47596 states and 70189 transitions. Second operand has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-18 13:16:50,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:16:57,004 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:17:08,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:17:10,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:17:11,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:11,265 INFO L93 Difference]: Finished difference Result 108671 states and 161329 transitions. [2021-12-18 13:17:11,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:17:11,266 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 522 [2021-12-18 13:17:11,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:11,729 INFO L225 Difference]: With dead ends: 108671 [2021-12-18 13:17:11,729 INFO L226 Difference]: Without dead ends: 61126 [2021-12-18 13:17:11,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:17:11,947 INFO L933 BasicCegarLoop]: 12675 mSDtfsCounter, 7047 mSDsluCounter, 27904 mSDsCounter, 0 mSdLazyCounter, 6466 mSolverCounterSat, 4118 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7508 SdHoareTripleChecker+Valid, 40579 SdHoareTripleChecker+Invalid, 10588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4118 IncrementalHoareTripleChecker+Valid, 6466 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:11,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7508 Valid, 40579 Invalid, 10588 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4118 Valid, 6466 Invalid, 4 Unknown, 0 Unchecked, 31.1s Time] [2021-12-18 13:17:11,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61126 states. [2021-12-18 13:17:14,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61126 to 47600. [2021-12-18 13:17:14,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47600 states, 33334 states have (on average 1.3423831523369532) internal successors, (44747), 33837 states have internal predecessors, (44747), 12723 states have call successors, (12723), 1542 states have call predecessors, (12723), 1541 states have return successors, (12723), 12671 states have call predecessors, (12723), 12723 states have call successors, (12723) [2021-12-18 13:17:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47600 states to 47600 states and 70193 transitions. [2021-12-18 13:17:14,706 INFO L78 Accepts]: Start accepts. Automaton has 47600 states and 70193 transitions. Word has length 522 [2021-12-18 13:17:14,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:14,706 INFO L470 AbstractCegarLoop]: Abstraction has 47600 states and 70193 transitions. [2021-12-18 13:17:14,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-18 13:17:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47600 states and 70193 transitions. [2021-12-18 13:17:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-12-18 13:17:14,712 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:14,712 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 23, 23, 23, 23, 23, 23, 10, 10, 10, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:14,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 13:17:14,713 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:14,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:14,713 INFO L85 PathProgramCache]: Analyzing trace with hash 2060115183, now seen corresponding path program 1 times [2021-12-18 13:17:14,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:14,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4297677] [2021-12-18 13:17:14,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:14,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:17:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:17:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:17:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:17:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:17:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:17:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:17:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:17:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:17:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:17:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:17:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:17:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:17:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:17:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:17:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:17:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:17:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:17:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:17:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:17:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:17:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:17:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:17:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:17:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:17:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:17:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:17:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2021-12-18 13:17:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-12-18 13:17:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3166 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 3136 trivial. 0 not checked. [2021-12-18 13:17:15,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:15,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4297677] [2021-12-18 13:17:15,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4297677] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:15,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:15,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:17:15,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854475441] [2021-12-18 13:17:15,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:15,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:17:15,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:15,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:17:15,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:17:15,973 INFO L87 Difference]: Start difference. First operand 47600 states and 70193 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-12-18 13:17:27,601 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:17:49,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:17:50,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:17:50,684 INFO L93 Difference]: Finished difference Result 105656 states and 156152 transitions. [2021-12-18 13:17:50,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:17:50,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 522 [2021-12-18 13:17:50,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:17:51,202 INFO L225 Difference]: With dead ends: 105656 [2021-12-18 13:17:51,203 INFO L226 Difference]: Without dead ends: 58107 [2021-12-18 13:17:51,407 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 [2021-12-18 13:17:51,408 INFO L933 BasicCegarLoop]: 19850 mSDtfsCounter, 11174 mSDsluCounter, 20795 mSDsCounter, 0 mSdLazyCounter, 6339 mSolverCounterSat, 4011 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12824 SdHoareTripleChecker+Valid, 40645 SdHoareTripleChecker+Invalid, 10352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4011 IncrementalHoareTripleChecker+Valid, 6339 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2021-12-18 13:17:51,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12824 Valid, 40645 Invalid, 10352 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4011 Valid, 6339 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2021-12-18 13:17:51,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58107 states. [2021-12-18 13:17:53,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58107 to 54759. [2021-12-18 13:17:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54759 states, 38363 states have (on average 1.342282928863749) internal successors, (51494), 38942 states have internal predecessors, (51494), 14631 states have call successors, (14631), 1764 states have call predecessors, (14631), 1763 states have return successors, (14631), 14570 states have call predecessors, (14631), 14631 states have call successors, (14631) [2021-12-18 13:17:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54759 states to 54759 states and 80756 transitions. [2021-12-18 13:17:54,599 INFO L78 Accepts]: Start accepts. Automaton has 54759 states and 80756 transitions. Word has length 522 [2021-12-18 13:17:54,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:17:54,601 INFO L470 AbstractCegarLoop]: Abstraction has 54759 states and 80756 transitions. [2021-12-18 13:17:54,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-12-18 13:17:54,601 INFO L276 IsEmpty]: Start isEmpty. Operand 54759 states and 80756 transitions. [2021-12-18 13:17:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-12-18 13:17:54,612 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:17:54,613 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 23, 23, 23, 23, 23, 23, 10, 10, 10, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:17:54,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 13:17:54,613 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:17:54,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:17:54,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1674152335, now seen corresponding path program 1 times [2021-12-18 13:17:54,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:17:54,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189975917] [2021-12-18 13:17:54,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:17:54,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:17:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:17:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:17:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:17:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:17:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:17:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:17:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:17:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:17:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:17:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:17:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:17:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:17:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:17:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:17:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:17:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:17:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:17:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:17:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:17:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:17:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:17:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:17:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:17:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:17:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:17:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:17:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:17:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:17:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:17:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:17:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:17:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:17:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:17:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:17:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:17:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:17:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:17:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:17:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:17:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:17:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:17:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:17:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:17:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:17:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:17:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-18 13:17:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2021-12-18 13:17:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-12-18 13:17:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:17:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3166 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 3136 trivial. 0 not checked. [2021-12-18 13:17:55,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:17:55,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189975917] [2021-12-18 13:17:55,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189975917] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:17:55,972 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:17:55,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 13:17:55,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526297356] [2021-12-18 13:17:55,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:17:55,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 13:17:55,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:17:55,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 13:17:55,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 13:17:55,974 INFO L87 Difference]: Start difference. First operand 54759 states and 80756 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-12-18 13:18:07,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:29,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:31,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:34,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:36,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:38,325 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:18:39,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:18:39,114 INFO L93 Difference]: Finished difference Result 120410 states and 177951 transitions. [2021-12-18 13:18:39,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 13:18:39,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 522 [2021-12-18 13:18:39,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:18:39,590 INFO L225 Difference]: With dead ends: 120410 [2021-12-18 13:18:39,590 INFO L226 Difference]: Without dead ends: 65702 [2021-12-18 13:18:39,790 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 [2021-12-18 13:18:39,791 INFO L933 BasicCegarLoop]: 21931 mSDtfsCounter, 10851 mSDsluCounter, 22091 mSDsCounter, 0 mSdLazyCounter, 6375 mSolverCounterSat, 3606 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12502 SdHoareTripleChecker+Valid, 44022 SdHoareTripleChecker+Invalid, 9987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3606 IncrementalHoareTripleChecker+Valid, 6375 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.2s IncrementalHoareTripleChecker+Time [2021-12-18 13:18:39,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12502 Valid, 44022 Invalid, 9987 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3606 Valid, 6375 Invalid, 6 Unknown, 0 Unchecked, 40.2s Time] [2021-12-18 13:18:39,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65702 states. [2021-12-18 13:18:42,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65702 to 61950. [2021-12-18 13:18:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61950 states, 43420 states have (on average 1.342169507139567) internal successors, (58277), 44075 states have internal predecessors, (58277), 16541 states have call successors, (16541), 1988 states have call predecessors, (16541), 1987 states have return successors, (16541), 16471 states have call predecessors, (16541), 16541 states have call successors, (16541) [2021-12-18 13:18:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61950 states to 61950 states and 91359 transitions. [2021-12-18 13:18:43,202 INFO L78 Accepts]: Start accepts. Automaton has 61950 states and 91359 transitions. Word has length 522 [2021-12-18 13:18:43,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:18:43,203 INFO L470 AbstractCegarLoop]: Abstraction has 61950 states and 91359 transitions. [2021-12-18 13:18:43,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 3 states have internal predecessors, (162), 3 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2021-12-18 13:18:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 61950 states and 91359 transitions. [2021-12-18 13:18:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2021-12-18 13:18:43,211 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:18:43,211 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:18:43,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 13:18:43,212 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:18:43,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:18:43,212 INFO L85 PathProgramCache]: Analyzing trace with hash 559777664, now seen corresponding path program 1 times [2021-12-18 13:18:43,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:18:43,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605809669] [2021-12-18 13:18:43,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:18:43,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:18:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:18:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:18:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:18:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:18:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:18:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:43,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:18:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:18:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:18:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:18:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:18:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:18:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:18:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:18:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:18:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:18:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:18:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:18:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:18:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:18:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:18:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:18:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:18:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:18:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:18:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:18:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:18:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:18:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:18:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:18:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:18:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:18:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:18:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:18:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:18:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:18:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:18:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:18:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:18:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:18:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:18:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:18:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:18:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:18:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 13:18:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:18:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:18:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 13:18:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-12-18 13:18:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-12-18 13:18:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2021-12-18 13:18:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-18 13:18:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:18:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3409 trivial. 0 not checked. [2021-12-18 13:18:44,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:18:44,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605809669] [2021-12-18 13:18:44,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605809669] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:18:44,590 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:18:44,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:18:44,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306704232] [2021-12-18 13:18:44,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:18:44,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:18:44,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:18:44,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:18:44,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:18:44,592 INFO L87 Difference]: Start difference. First operand 61950 states and 91359 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:19:04,589 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:19:32,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:19:33,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:19:33,687 INFO L93 Difference]: Finished difference Result 139586 states and 206312 transitions. [2021-12-18 13:19:33,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 13:19:33,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) Word has length 563 [2021-12-18 13:19:33,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:19:34,217 INFO L225 Difference]: With dead ends: 139586 [2021-12-18 13:19:34,217 INFO L226 Difference]: Without dead ends: 77687 [2021-12-18 13:19:34,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:19:34,445 INFO L933 BasicCegarLoop]: 21069 mSDtfsCounter, 11112 mSDsluCounter, 59074 mSDsCounter, 0 mSdLazyCounter, 13070 mSolverCounterSat, 3942 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12774 SdHoareTripleChecker+Valid, 80143 SdHoareTripleChecker+Invalid, 17014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3942 IncrementalHoareTripleChecker+Valid, 13070 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.6s IncrementalHoareTripleChecker+Time [2021-12-18 13:19:34,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12774 Valid, 80143 Invalid, 17014 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3942 Valid, 13070 Invalid, 2 Unknown, 0 Unchecked, 45.6s Time] [2021-12-18 13:19:34,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77687 states. [2021-12-18 13:19:37,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77687 to 73245. [2021-12-18 13:19:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73245 states, 51274 states have (on average 1.34231774388579) internal successors, (68826), 52047 states have internal predecessors, (68826), 19616 states have call successors, (19616), 2352 states have call predecessors, (19616), 2353 states have return successors, (19618), 19537 states have call predecessors, (19618), 19616 states have call successors, (19618) [2021-12-18 13:19:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73245 states to 73245 states and 108060 transitions. [2021-12-18 13:19:38,072 INFO L78 Accepts]: Start accepts. Automaton has 73245 states and 108060 transitions. Word has length 563 [2021-12-18 13:19:38,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:19:38,073 INFO L470 AbstractCegarLoop]: Abstraction has 73245 states and 108060 transitions. [2021-12-18 13:19:38,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:19:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 73245 states and 108060 transitions. [2021-12-18 13:19:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-12-18 13:19:38,080 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:19:38,080 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:19:38,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 13:19:38,081 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:19:38,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:19:38,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1688563796, now seen corresponding path program 1 times [2021-12-18 13:19:38,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:19:38,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594020396] [2021-12-18 13:19:38,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:19:38,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:19:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:19:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:19:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:19:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:19:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:19:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:19:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:19:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:19:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:19:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:19:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:19:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:19:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:19:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:19:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:19:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:19:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:19:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:19:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:19:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:19:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:19:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:19:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:19:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:19:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:19:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:19:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:19:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:19:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:19:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:19:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:19:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:19:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:19:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:19:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:19:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:19:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:19:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:19:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:19:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:19:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:19:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:19:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:19:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:19:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:19:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 13:19:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:19:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:19:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 13:19:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 13:19:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-18 13:19:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-12-18 13:19:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-12-18 13:19:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:19:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3409 trivial. 0 not checked. [2021-12-18 13:19:39,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:19:39,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594020396] [2021-12-18 13:19:39,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594020396] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:19:39,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:19:39,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:19:39,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037827459] [2021-12-18 13:19:39,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:19:39,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:19:39,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:19:39,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:19:39,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:19:39,518 INFO L87 Difference]: Start difference. First operand 73245 states and 108060 transitions. Second operand has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 4 states have internal predecessors, (170), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:19:56,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:20:24,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:20:24,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:20:24,888 INFO L93 Difference]: Finished difference Result 162642 states and 240443 transitions. [2021-12-18 13:20:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 13:20:24,888 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 4 states have internal predecessors, (170), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) Word has length 564 [2021-12-18 13:20:24,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:20:25,561 INFO L225 Difference]: With dead ends: 162642 [2021-12-18 13:20:25,561 INFO L226 Difference]: Without dead ends: 89448 [2021-12-18 13:20:25,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:20:25,941 INFO L933 BasicCegarLoop]: 22076 mSDtfsCounter, 10957 mSDsluCounter, 61437 mSDsCounter, 0 mSdLazyCounter, 13343 mSolverCounterSat, 3683 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12625 SdHoareTripleChecker+Valid, 83513 SdHoareTripleChecker+Invalid, 17028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3683 IncrementalHoareTripleChecker+Valid, 13343 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.4s IncrementalHoareTripleChecker+Time [2021-12-18 13:20:25,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12625 Valid, 83513 Invalid, 17028 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3683 Valid, 13343 Invalid, 2 Unknown, 0 Unchecked, 41.4s Time] [2021-12-18 13:20:26,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89448 states. [2021-12-18 13:20:30,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89448 to 84414. [2021-12-18 13:20:30,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84414 states, 59060 states have (on average 1.3424144937351845) internal successors, (79283), 59943 states have internal predecessors, (79283), 22635 states have call successors, (22635), 2714 states have call predecessors, (22635), 2717 states have return successors, (22639), 22547 states have call predecessors, (22639), 22635 states have call successors, (22639) [2021-12-18 13:20:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84414 states to 84414 states and 124557 transitions. [2021-12-18 13:20:31,124 INFO L78 Accepts]: Start accepts. Automaton has 84414 states and 124557 transitions. Word has length 564 [2021-12-18 13:20:31,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:20:31,125 INFO L470 AbstractCegarLoop]: Abstraction has 84414 states and 124557 transitions. [2021-12-18 13:20:31,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 4 states have internal predecessors, (170), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:20:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 84414 states and 124557 transitions. [2021-12-18 13:20:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2021-12-18 13:20:31,132 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:20:31,132 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:20:31,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 13:20:31,132 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:20:31,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:20:31,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1015345757, now seen corresponding path program 1 times [2021-12-18 13:20:31,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:20:31,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967870026] [2021-12-18 13:20:31,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:20:31,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:20:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:20:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:20:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:20:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:20:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:20:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:20:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:20:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:31,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:20:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:20:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:20:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:20:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:20:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:20:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:20:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:20:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:20:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:20:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:20:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:20:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:20:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:20:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:20:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:20:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:20:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:20:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:20:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:20:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:20:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:20:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:20:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:20:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:20:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:20:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:20:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:20:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:20:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:20:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:20:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:20:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:20:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:20:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:20:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:20:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:20:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:20:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 13:20:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:20:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:20:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-12-18 13:20:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-12-18 13:20:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2021-12-18 13:20:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-12-18 13:20:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-12-18 13:20:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:20:32,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3409 trivial. 0 not checked. [2021-12-18 13:20:32,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:20:32,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967870026] [2021-12-18 13:20:32,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967870026] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:20:32,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:20:32,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:20:32,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042628332] [2021-12-18 13:20:32,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:20:32,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:20:32,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:20:32,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:20:32,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:20:32,533 INFO L87 Difference]: Start difference. First operand 84414 states and 124557 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 4 states have internal predecessors, (171), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:20:52,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:21:24,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:21:26,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:21:27,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:21:27,200 INFO L93 Difference]: Finished difference Result 184891 states and 273402 transitions. [2021-12-18 13:21:27,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 13:21:27,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 4 states have internal predecessors, (171), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) Word has length 565 [2021-12-18 13:21:27,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:21:27,924 INFO L225 Difference]: With dead ends: 184891 [2021-12-18 13:21:27,924 INFO L226 Difference]: Without dead ends: 100528 [2021-12-18 13:21:28,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:21:28,572 INFO L933 BasicCegarLoop]: 21875 mSDtfsCounter, 10905 mSDsluCounter, 61097 mSDsCounter, 0 mSdLazyCounter, 13147 mSolverCounterSat, 3619 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12556 SdHoareTripleChecker+Valid, 82972 SdHoareTripleChecker+Invalid, 16769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3619 IncrementalHoareTripleChecker+Valid, 13147 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:21:28,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12556 Valid, 82972 Invalid, 16769 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3619 Valid, 13147 Invalid, 3 Unknown, 0 Unchecked, 50.1s Time] [2021-12-18 13:21:28,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100528 states. [2021-12-18 13:21:32,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100528 to 95090. [2021-12-18 13:21:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95090 states, 66512 states have (on average 1.3427050757758) internal successors, (89306), 67496 states have internal predecessors, (89306), 25536 states have call successors, (25536), 3035 states have call predecessors, (25536), 3040 states have return successors, (25542), 25439 states have call predecessors, (25542), 25536 states have call successors, (25542) [2021-12-18 13:21:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95090 states to 95090 states and 140384 transitions. [2021-12-18 13:21:33,802 INFO L78 Accepts]: Start accepts. Automaton has 95090 states and 140384 transitions. Word has length 565 [2021-12-18 13:21:33,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:21:33,802 INFO L470 AbstractCegarLoop]: Abstraction has 95090 states and 140384 transitions. [2021-12-18 13:21:33,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 4 states have internal predecessors, (171), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:21:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 95090 states and 140384 transitions. [2021-12-18 13:21:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-12-18 13:21:33,809 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:21:33,810 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:21:33,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-18 13:21:33,810 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:21:33,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:21:33,810 INFO L85 PathProgramCache]: Analyzing trace with hash 31903535, now seen corresponding path program 1 times [2021-12-18 13:21:33,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:21:33,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003424209] [2021-12-18 13:21:33,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:21:33,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:21:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:21:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:21:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:21:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:21:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:21:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:21:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:21:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:21:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:21:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:21:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:21:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:21:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:21:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:21:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:21:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:21:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:21:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:21:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:21:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:21:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:21:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:21:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:21:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:21:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:21:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:21:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:21:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:21:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:21:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:21:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:21:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:21:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:21:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:21:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:21:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:21:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:21:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:21:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:21:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:21:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:21:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:21:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:21:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:21:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:21:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 13:21:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:21:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:21:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-18 13:21:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-12-18 13:21:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-18 13:21:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-12-18 13:21:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2021-12-18 13:21:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:21:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3409 trivial. 0 not checked. [2021-12-18 13:21:34,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:21:34,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003424209] [2021-12-18 13:21:34,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003424209] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:21:34,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:21:34,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:21:34,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190574772] [2021-12-18 13:21:34,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:21:34,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:21:34,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:21:34,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:21:34,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:21:34,949 INFO L87 Difference]: Start difference. First operand 95090 states and 140384 transitions. Second operand has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 4 states have internal predecessors, (172), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:21:55,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:22:29,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:22:31,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:22:34,183 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:22:35,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:22:35,232 INFO L93 Difference]: Finished difference Result 204307 states and 302078 transitions. [2021-12-18 13:22:35,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 13:22:35,232 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 4 states have internal predecessors, (172), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) Word has length 566 [2021-12-18 13:22:35,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:22:36,123 INFO L225 Difference]: With dead ends: 204307 [2021-12-18 13:22:36,123 INFO L226 Difference]: Without dead ends: 109268 [2021-12-18 13:22:36,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:22:36,548 INFO L933 BasicCegarLoop]: 21254 mSDtfsCounter, 11319 mSDsluCounter, 59885 mSDsCounter, 0 mSdLazyCounter, 12850 mSolverCounterSat, 3837 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12963 SdHoareTripleChecker+Valid, 81139 SdHoareTripleChecker+Invalid, 16691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3837 IncrementalHoareTripleChecker+Valid, 12850 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.1s IncrementalHoareTripleChecker+Time [2021-12-18 13:22:36,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12963 Valid, 81139 Invalid, 16691 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3837 Valid, 12850 Invalid, 4 Unknown, 0 Unchecked, 55.1s Time] [2021-12-18 13:22:36,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109268 states. [2021-12-18 13:22:40,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109268 to 103180. [2021-12-18 13:22:41,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103180 states, 72172 states have (on average 1.342071717563598) internal successors, (96860), 73249 states have internal predecessors, (96860), 27668 states have call successors, (27668), 3331 states have call predecessors, (27668), 3338 states have return successors, (27676), 27564 states have call predecessors, (27676), 27668 states have call successors, (27676) [2021-12-18 13:22:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103180 states to 103180 states and 152204 transitions. [2021-12-18 13:22:42,236 INFO L78 Accepts]: Start accepts. Automaton has 103180 states and 152204 transitions. Word has length 566 [2021-12-18 13:22:42,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:22:42,237 INFO L470 AbstractCegarLoop]: Abstraction has 103180 states and 152204 transitions. [2021-12-18 13:22:42,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.666666666666668) internal successors, (172), 4 states have internal predecessors, (172), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:22:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 103180 states and 152204 transitions. [2021-12-18 13:22:42,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2021-12-18 13:22:42,244 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:22:42,244 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:22:42,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-18 13:22:42,245 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:22:42,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:22:42,245 INFO L85 PathProgramCache]: Analyzing trace with hash -210780218, now seen corresponding path program 1 times [2021-12-18 13:22:42,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:22:42,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832252850] [2021-12-18 13:22:42,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:22:42,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:22:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:22:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:22:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:22:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:22:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:22:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:22:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:22:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:22:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:22:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:22:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:22:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:22:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:22:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:22:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:22:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:22:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:22:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:42,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:22:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:22:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:22:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:22:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:22:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:22:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:22:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:22:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:22:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:22:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:22:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:22:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:22:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:22:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:22:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:22:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:22:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:22:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:22:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:22:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:22:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:22:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:22:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:22:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:22:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:22:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 13:22:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-18 13:22:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-12-18 13:22:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-18 13:22:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:22:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2021-12-18 13:22:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2021-12-18 13:22:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-12-18 13:22:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-12-18 13:22:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-12-18 13:22:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:22:43,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3409 trivial. 0 not checked. [2021-12-18 13:22:43,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:22:43,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832252850] [2021-12-18 13:22:43,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832252850] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:22:43,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:22:43,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 13:22:43,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795294484] [2021-12-18 13:22:43,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:22:43,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 13:22:43,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:22:43,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 13:22:43,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 13:22:43,442 INFO L87 Difference]: Start difference. First operand 103180 states and 152204 transitions. Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 4 states have internal predecessors, (173), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:23:02,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:23:30,193 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:23:32,405 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:23:34,630 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:23:35,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 13:23:35,477 INFO L93 Difference]: Finished difference Result 223256 states and 330064 transitions. [2021-12-18 13:23:35,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 13:23:35,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 4 states have internal predecessors, (173), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) Word has length 567 [2021-12-18 13:23:35,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 13:23:36,243 INFO L225 Difference]: With dead ends: 223256 [2021-12-18 13:23:36,243 INFO L226 Difference]: Without dead ends: 120127 [2021-12-18 13:23:36,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:23:36,868 INFO L933 BasicCegarLoop]: 19122 mSDtfsCounter, 10860 mSDsluCounter, 53575 mSDsCounter, 0 mSdLazyCounter, 12906 mSolverCounterSat, 4229 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12512 SdHoareTripleChecker+Valid, 72697 SdHoareTripleChecker+Invalid, 17139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4229 IncrementalHoareTripleChecker+Valid, 12906 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.8s IncrementalHoareTripleChecker+Time [2021-12-18 13:23:36,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12512 Valid, 72697 Invalid, 17139 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4229 Valid, 12906 Invalid, 4 Unknown, 0 Unchecked, 46.8s Time] [2021-12-18 13:23:36,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120127 states. [2021-12-18 13:23:41,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120127 to 113635. [2021-12-18 13:23:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113635 states, 79486 states have (on average 1.3426389552877236) internal successors, (106721), 80661 states have internal predecessors, (106721), 30504 states have call successors, (30504), 3636 states have call predecessors, (30504), 3643 states have return successors, (30512), 30390 states have call predecessors, (30512), 30504 states have call successors, (30512) [2021-12-18 13:23:43,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113635 states to 113635 states and 167737 transitions. [2021-12-18 13:23:43,032 INFO L78 Accepts]: Start accepts. Automaton has 113635 states and 167737 transitions. Word has length 567 [2021-12-18 13:23:43,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 13:23:43,033 INFO L470 AbstractCegarLoop]: Abstraction has 113635 states and 167737 transitions. [2021-12-18 13:23:43,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 4 states have internal predecessors, (173), 3 states have call successors, (55), 3 states have call predecessors, (55), 2 states have return successors, (51), 4 states have call predecessors, (51), 3 states have call successors, (51) [2021-12-18 13:23:43,033 INFO L276 IsEmpty]: Start isEmpty. Operand 113635 states and 167737 transitions. [2021-12-18 13:23:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2021-12-18 13:23:43,041 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 13:23:43,041 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 25, 25, 25, 25, 25, 25, 11, 11, 11, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 13:23:43,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-18 13:23:43,042 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 13:23:43,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 13:23:43,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1364953501, now seen corresponding path program 1 times [2021-12-18 13:23:43,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 13:23:43,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589587498] [2021-12-18 13:23:43,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 13:23:43,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 13:23:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 13:23:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 13:23:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 13:23:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 13:23:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:43,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-18 13:23:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 13:23:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-18 13:23:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 13:23:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-18 13:23:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-18 13:23:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 13:23:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-18 13:23:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 13:23:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 13:23:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-18 13:23:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-18 13:23:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-18 13:23:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 13:23:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 13:23:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 13:23:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 13:23:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-18 13:23:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-18 13:23:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 13:23:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 13:23:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 13:23:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 13:23:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 13:23:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-18 13:23:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-18 13:23:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-18 13:23:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 13:23:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:23:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:23:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-12-18 13:23:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:23:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:23:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 13:23:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2021-12-18 13:23:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-12-18 13:23:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-12-18 13:23:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-18 13:23:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 13:23:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-18 13:23:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 13:23:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-12-18 13:23:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-18 13:23:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 13:23:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 13:23:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 13:23:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 13:23:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-18 13:23:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 13:23:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-12-18 13:23:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-12-18 13:23:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-12-18 13:23:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-12-18 13:23:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 13:23:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3552 trivial. 0 not checked. [2021-12-18 13:23:44,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 13:23:44,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589587498] [2021-12-18 13:23:44,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589587498] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 13:23:44,669 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 13:23:44,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-18 13:23:44,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841790065] [2021-12-18 13:23:44,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 13:23:44,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-18 13:23:44,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 13:23:44,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-18 13:23:44,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-18 13:23:44,670 INFO L87 Difference]: Start difference. First operand 113635 states and 167737 transitions. Second operand has 8 states, 8 states have (on average 24.0) internal successors, (192), 4 states have internal predecessors, (192), 2 states have call successors, (58), 6 states have call predecessors, (58), 1 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2021-12-18 13:24:15,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:17,494 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:19,581 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:21,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:25,288 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:26,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:28,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:30,786 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:32,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:34,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:35,801 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:37,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:39,908 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:41,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 13:24:44,100 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15