./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.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 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:31:01,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:31:01,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:31:01,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:31:02,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:31:02,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:31:02,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:31:02,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:31:02,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:31:02,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:31:02,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:31:02,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:31:02,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:31:02,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:31:02,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:31:02,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:31:02,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:31:02,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:31:02,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:31:02,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:31:02,019 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:31:02,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:31:02,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:31:02,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:31:02,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:31:02,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:31:02,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:31:02,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:31:02,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:31:02,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:31:02,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:31:02,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:31:02,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:31:02,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:31:02,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:31:02,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:31:02,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:31:02,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:31:02,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:31:02,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:31:02,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:31:02,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:31:02,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:31:02,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:31:02,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:31:02,066 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:31:02,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:31:02,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:31:02,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:31:02,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:31:02,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:31:02,067 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:31:02,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:31:02,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:31:02,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:31:02,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:31:02,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:31:02,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:31:02,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:31:02,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:31:02,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:31:02,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:31:02,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:31:02,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:31:02,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:31:02,071 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:31:02,071 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:31:02,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:31:02,071 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2022-07-14 02:31:02,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:31:02,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:31:02,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:31:02,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:31:02,258 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:31:02,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-14 02:31:02,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d7b4609/02a4585a2c9147a3889999c088f42470/FLAG096dadcb0 [2022-07-14 02:31:02,976 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:31:02,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-14 02:31:03,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d7b4609/02a4585a2c9147a3889999c088f42470/FLAG096dadcb0 [2022-07-14 02:31:03,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d7b4609/02a4585a2c9147a3889999c088f42470 [2022-07-14 02:31:03,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:31:03,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:31:03,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:31:03,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:31:03,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:31:03,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:31:03" (1/1) ... [2022-07-14 02:31:03,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c311529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:03, skipping insertion in model container [2022-07-14 02:31:03,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:31:03" (1/1) ... [2022-07-14 02:31:03,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:31:03,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:31:05,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-07-14 02:31:05,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-07-14 02:31:05,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:31:05,331 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:31:05,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-07-14 02:31:05,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-07-14 02:31:05,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:31:06,068 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:31:06,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06 WrapperNode [2022-07-14 02:31:06,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:31:06,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:31:06,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:31:06,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:31:06,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,315 INFO L137 Inliner]: procedures = 493, calls = 2689, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5206 [2022-07-14 02:31:06,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:31:06,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:31:06,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:31:06,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:31:06,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:31:06,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:31:06,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:31:06,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:31:06,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (1/1) ... [2022-07-14 02:31:06,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:31:06,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:31:06,586 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) [2022-07-14 02:31:06,600 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 [2022-07-14 02:31:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2022-07-14 02:31:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2022-07-14 02:31:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 02:31:06,620 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2022-07-14 02:31:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2022-07-14 02:31:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 02:31:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-14 02:31:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2022-07-14 02:31:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2022-07-14 02:31:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2022-07-14 02:31:06,622 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2022-07-14 02:31:06,622 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2022-07-14 02:31:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2022-07-14 02:31:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2022-07-14 02:31:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2022-07-14 02:31:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2022-07-14 02:31:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2022-07-14 02:31:06,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:31:06,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:31:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:31:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:31:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2022-07-14 02:31:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2022-07-14 02:31:06,624 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2022-07-14 02:31:06,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2022-07-14 02:31:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:31:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-07-14 02:31:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-07-14 02:31:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 02:31:06,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 02:31:06,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 02:31:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-14 02:31:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-14 02:31:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2022-07-14 02:31:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2022-07-14 02:31:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2022-07-14 02:31:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2022-07-14 02:31:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 02:31:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:31:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:31:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2022-07-14 02:31:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2022-07-14 02:31:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:31:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-07-14 02:31:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-07-14 02:31:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-14 02:31:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-14 02:31:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 02:31:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 02:31:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2022-07-14 02:31:06,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2022-07-14 02:31:06,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 02:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 02:31:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:31:06,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:31:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2022-07-14 02:31:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2022-07-14 02:31:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2022-07-14 02:31:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2022-07-14 02:31:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 02:31:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 02:31:06,631 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-14 02:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-14 02:31:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2022-07-14 02:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2022-07-14 02:31:06,632 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2022-07-14 02:31:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2022-07-14 02:31:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-07-14 02:31:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-07-14 02:31:06,633 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2022-07-14 02:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2022-07-14 02:31:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:31:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:31:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 02:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 02:31:06,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:31:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:31:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:31:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:31:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:31:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-07-14 02:31:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-07-14 02:31:06,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:31:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2022-07-14 02:31:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2022-07-14 02:31:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:31:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:31:06,636 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-14 02:31:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-14 02:31:06,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:31:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:31:06,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:31:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:31:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 02:31:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 02:31:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2022-07-14 02:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2022-07-14 02:31:06,642 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-14 02:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-14 02:31:06,642 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2022-07-14 02:31:06,646 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2022-07-14 02:31:06,646 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 02:31:06,646 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 02:31:06,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-14 02:31:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-14 02:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2022-07-14 02:31:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2022-07-14 02:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2022-07-14 02:31:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2022-07-14 02:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2022-07-14 02:31:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2022-07-14 02:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2022-07-14 02:31:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2022-07-14 02:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-14 02:31:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-14 02:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:31:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2022-07-14 02:31:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2022-07-14 02:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:31:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-07-14 02:31:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-07-14 02:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 02:31:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 02:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2022-07-14 02:31:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2022-07-14 02:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2022-07-14 02:31:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2022-07-14 02:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2022-07-14 02:31:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2022-07-14 02:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:31:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2022-07-14 02:31:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2022-07-14 02:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2022-07-14 02:31:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2022-07-14 02:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 02:31:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 02:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2022-07-14 02:31:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2022-07-14 02:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2022-07-14 02:31:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2022-07-14 02:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2022-07-14 02:31:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2022-07-14 02:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 02:31:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2022-07-14 02:31:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-07-14 02:31:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-14 02:31:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-14 02:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2022-07-14 02:31:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2022-07-14 02:31:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:31:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-14 02:31:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-14 02:31:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2022-07-14 02:31:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2022-07-14 02:31:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2022-07-14 02:31:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2022-07-14 02:31:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-14 02:31:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-14 02:31:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2022-07-14 02:31:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2022-07-14 02:31:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2022-07-14 02:31:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2022-07-14 02:31:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:31:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:31:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-14 02:31:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-14 02:31:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2022-07-14 02:31:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2022-07-14 02:31:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2022-07-14 02:31:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2022-07-14 02:31:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:31:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:31:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 02:31:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 02:31:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-14 02:31:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-14 02:31:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2022-07-14 02:31:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2022-07-14 02:31:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2022-07-14 02:31:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2022-07-14 02:31:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:31:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:31:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2022-07-14 02:31:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2022-07-14 02:31:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:31:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-14 02:31:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-14 02:31:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:31:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:31:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2022-07-14 02:31:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2022-07-14 02:31:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2022-07-14 02:31:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2022-07-14 02:31:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2022-07-14 02:31:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2022-07-14 02:31:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2022-07-14 02:31:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2022-07-14 02:31:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-14 02:31:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-14 02:31:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2022-07-14 02:31:06,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2022-07-14 02:31:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2022-07-14 02:31:06,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2022-07-14 02:31:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:31:06,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:31:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2022-07-14 02:31:06,661 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2022-07-14 02:31:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2022-07-14 02:31:06,661 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2022-07-14 02:31:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-14 02:31:06,661 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-14 02:31:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:31:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 02:31:06,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-14 02:31:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-07-14 02:31:06,662 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-07-14 02:31:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:31:06,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:31:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-07-14 02:31:06,662 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-07-14 02:31:07,339 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:31:07,341 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:31:07,606 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:31:08,714 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1262#1.base, #t~mem1262#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2022-07-14 02:31:08,715 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1262#1.base, #t~mem1262#1.offset, 129, 0); srcloc: null [2022-07-14 02:31:08,715 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1262#1.base, #t~mem1262#1.offset; [2022-07-14 02:31:11,231 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 02:31:11,374 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:31:11,388 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:31:11,388 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 02:31:11,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:31:11 BoogieIcfgContainer [2022-07-14 02:31:11,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:31:11,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:31:11,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:31:11,395 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:31:11,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:31:03" (1/3) ... [2022-07-14 02:31:11,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26517b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:31:11, skipping insertion in model container [2022-07-14 02:31:11,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:31:06" (2/3) ... [2022-07-14 02:31:11,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26517b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:31:11, skipping insertion in model container [2022-07-14 02:31:11,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:31:11" (3/3) ... [2022-07-14 02:31:11,398 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-07-14 02:31:11,408 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:31:11,408 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:31:11,468 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:31:11,473 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@60834cb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@62931ba1 [2022-07-14 02:31:11,473 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:31:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 2585 states, 1688 states have (on average 1.3122037914691944) internal successors, (2215), 1756 states have internal predecessors, (2215), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) [2022-07-14 02:31:11,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-07-14 02:31:11,523 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:11,524 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:31:11,524 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:11,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:11,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1207370153, now seen corresponding path program 1 times [2022-07-14 02:31:11,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:11,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811446123] [2022-07-14 02:31:11,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:11,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:12,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:31:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-14 02:31:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-14 02:31:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-07-14 02:31:12,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:12,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811446123] [2022-07-14 02:31:12,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811446123] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:12,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:12,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:12,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642418777] [2022-07-14 02:31:12,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:12,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:12,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:12,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:12,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:12,438 INFO L87 Difference]: Start difference. First operand has 2585 states, 1688 states have (on average 1.3122037914691944) internal successors, (2215), 1756 states have internal predecessors, (2215), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-07-14 02:31:18,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:18,424 INFO L93 Difference]: Finished difference Result 7613 states and 11233 transitions. [2022-07-14 02:31:18,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:18,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 215 [2022-07-14 02:31:18,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:18,477 INFO L225 Difference]: With dead ends: 7613 [2022-07-14 02:31:18,477 INFO L226 Difference]: Without dead ends: 4995 [2022-07-14 02:31:18,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:18,504 INFO L413 NwaCegarLoop]: 3795 mSDtfsCounter, 4339 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 3610 mSolverCounterSat, 2635 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5034 SdHoareTripleChecker+Valid, 6708 SdHoareTripleChecker+Invalid, 6245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2635 IncrementalHoareTripleChecker+Valid, 3610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:18,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5034 Valid, 6708 Invalid, 6245 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2635 Valid, 3610 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-14 02:31:18,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4995 states. [2022-07-14 02:31:18,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4995 to 4815. [2022-07-14 02:31:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4815 states, 3174 states have (on average 1.294580970384373) internal successors, (4109), 3305 states have internal predecessors, (4109), 1413 states have call successors, (1413), 227 states have call predecessors, (1413), 227 states have return successors, (1413), 1327 states have call predecessors, (1413), 1413 states have call successors, (1413) [2022-07-14 02:31:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 4815 states and 6935 transitions. [2022-07-14 02:31:18,819 INFO L78 Accepts]: Start accepts. Automaton has 4815 states and 6935 transitions. Word has length 215 [2022-07-14 02:31:18,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:18,824 INFO L495 AbstractCegarLoop]: Abstraction has 4815 states and 6935 transitions. [2022-07-14 02:31:18,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-07-14 02:31:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 4815 states and 6935 transitions. [2022-07-14 02:31:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-07-14 02:31:18,853 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:18,853 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:31:18,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 02:31:18,854 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:18,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:18,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1819216629, now seen corresponding path program 1 times [2022-07-14 02:31:18,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:18,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621276798] [2022-07-14 02:31:18,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:31:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-07-14 02:31:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-07-14 02:31:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-14 02:31:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-14 02:31:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:31:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-14 02:31:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 02:31:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 02:31:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-14 02:31:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-07-14 02:31:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2022-07-14 02:31:19,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:19,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621276798] [2022-07-14 02:31:19,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621276798] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:19,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:19,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:19,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570223859] [2022-07-14 02:31:19,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:19,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:19,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:19,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:19,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:19,515 INFO L87 Difference]: Start difference. First operand 4815 states and 6935 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 02:31:25,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:25,011 INFO L93 Difference]: Finished difference Result 13910 states and 20072 transitions. [2022-07-14 02:31:25,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:25,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 278 [2022-07-14 02:31:25,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:25,072 INFO L225 Difference]: With dead ends: 13910 [2022-07-14 02:31:25,072 INFO L226 Difference]: Without dead ends: 9130 [2022-07-14 02:31:25,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:25,104 INFO L413 NwaCegarLoop]: 3651 mSDtfsCounter, 4154 mSDsluCounter, 2943 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 2467 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4744 SdHoareTripleChecker+Valid, 6594 SdHoareTripleChecker+Invalid, 5854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2467 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:25,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4744 Valid, 6594 Invalid, 5854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2467 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-14 02:31:25,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9130 states. [2022-07-14 02:31:25,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9130 to 8941. [2022-07-14 02:31:25,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8941 states, 5914 states have (on average 1.2916807575245182) internal successors, (7639), 6166 states have internal predecessors, (7639), 2572 states have call successors, (2572), 436 states have call predecessors, (2572), 454 states have return successors, (2658), 2411 states have call predecessors, (2658), 2572 states have call successors, (2658) [2022-07-14 02:31:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8941 states to 8941 states and 12869 transitions. [2022-07-14 02:31:25,520 INFO L78 Accepts]: Start accepts. Automaton has 8941 states and 12869 transitions. Word has length 278 [2022-07-14 02:31:25,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:25,521 INFO L495 AbstractCegarLoop]: Abstraction has 8941 states and 12869 transitions. [2022-07-14 02:31:25,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 02:31:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 8941 states and 12869 transitions. [2022-07-14 02:31:25,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-14 02:31:25,535 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:25,535 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 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] [2022-07-14 02:31:25,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 02:31:25,536 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:25,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:25,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1093172123, now seen corresponding path program 1 times [2022-07-14 02:31:25,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:25,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945183673] [2022-07-14 02:31:25,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:25,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:31:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-07-14 02:31:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:31:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:31:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-14 02:31:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 02:31:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 02:31:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:31:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-07-14 02:31:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-14 02:31:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-07-14 02:31:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-07-14 02:31:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-07-14 02:31:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:31:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:25,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2022-07-14 02:31:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:26,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2022-07-14 02:31:26,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:26,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945183673] [2022-07-14 02:31:26,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945183673] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:26,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:26,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:31:26,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924456361] [2022-07-14 02:31:26,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:26,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:31:26,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:26,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:31:26,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:31:26,004 INFO L87 Difference]: Start difference. First operand 8941 states and 12869 transitions. Second operand has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-14 02:31:31,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:31:38,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:38,695 INFO L93 Difference]: Finished difference Result 27915 states and 41316 transitions. [2022-07-14 02:31:38,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-14 02:31:38,696 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 295 [2022-07-14 02:31:38,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:38,826 INFO L225 Difference]: With dead ends: 27915 [2022-07-14 02:31:38,826 INFO L226 Difference]: Without dead ends: 19009 [2022-07-14 02:31:38,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2022-07-14 02:31:38,887 INFO L413 NwaCegarLoop]: 3533 mSDtfsCounter, 7765 mSDsluCounter, 4877 mSDsCounter, 0 mSdLazyCounter, 7377 mSolverCounterSat, 8135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8172 SdHoareTripleChecker+Valid, 8410 SdHoareTripleChecker+Invalid, 15512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8135 IncrementalHoareTripleChecker+Valid, 7377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:38,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8172 Valid, 8410 Invalid, 15512 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8135 Valid, 7377 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2022-07-14 02:31:38,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19009 states. [2022-07-14 02:31:39,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19009 to 17009. [2022-07-14 02:31:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17009 states, 11159 states have (on average 1.2880186396630522) internal successors, (14373), 11659 states have internal predecessors, (14373), 4957 states have call successors, (4957), 852 states have call predecessors, (4957), 892 states have return successors, (5168), 4627 states have call predecessors, (5168), 4957 states have call successors, (5168) [2022-07-14 02:31:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17009 states to 17009 states and 24498 transitions. [2022-07-14 02:31:39,735 INFO L78 Accepts]: Start accepts. Automaton has 17009 states and 24498 transitions. Word has length 295 [2022-07-14 02:31:39,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:39,736 INFO L495 AbstractCegarLoop]: Abstraction has 17009 states and 24498 transitions. [2022-07-14 02:31:39,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 3 states have internal predecessors, (97), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2022-07-14 02:31:39,737 INFO L276 IsEmpty]: Start isEmpty. Operand 17009 states and 24498 transitions. [2022-07-14 02:31:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-07-14 02:31:39,751 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:39,751 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 5, 5, 5, 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] [2022-07-14 02:31:39,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 02:31:39,752 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:39,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:39,752 INFO L85 PathProgramCache]: Analyzing trace with hash 195273145, now seen corresponding path program 1 times [2022-07-14 02:31:39,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:39,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821549473] [2022-07-14 02:31:39,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:39,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:31:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:31:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:31:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:31:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:31:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:31:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:31:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:31:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2022-07-14 02:31:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-14 02:31:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2022-07-14 02:31:40,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:40,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821549473] [2022-07-14 02:31:40,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821549473] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:40,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:40,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:31:40,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526837892] [2022-07-14 02:31:40,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:40,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:31:40,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:40,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:31:40,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:31:40,122 INFO L87 Difference]: Start difference. First operand 17009 states and 24498 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-14 02:31:45,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:31:45,663 INFO L93 Difference]: Finished difference Result 42503 states and 61342 transitions. [2022-07-14 02:31:45,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:31:45,667 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 281 [2022-07-14 02:31:45,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:31:45,843 INFO L225 Difference]: With dead ends: 42503 [2022-07-14 02:31:45,844 INFO L226 Difference]: Without dead ends: 25529 [2022-07-14 02:31:46,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:31:46,129 INFO L413 NwaCegarLoop]: 6258 mSDtfsCounter, 3357 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 3528 mSolverCounterSat, 1872 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4033 SdHoareTripleChecker+Valid, 10131 SdHoareTripleChecker+Invalid, 5400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1872 IncrementalHoareTripleChecker+Valid, 3528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:31:46,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4033 Valid, 10131 Invalid, 5400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1872 Valid, 3528 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-14 02:31:46,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25529 states. [2022-07-14 02:31:46,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25529 to 25019. [2022-07-14 02:31:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25019 states, 16413 states have (on average 1.28867361238043) internal successors, (21151), 17157 states have internal predecessors, (21151), 7289 states have call successors, (7289), 1256 states have call predecessors, (7289), 1316 states have return successors, (7585), 6795 states have call predecessors, (7585), 7289 states have call successors, (7585) [2022-07-14 02:31:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25019 states to 25019 states and 36025 transitions. [2022-07-14 02:31:47,309 INFO L78 Accepts]: Start accepts. Automaton has 25019 states and 36025 transitions. Word has length 281 [2022-07-14 02:31:47,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:31:47,310 INFO L495 AbstractCegarLoop]: Abstraction has 25019 states and 36025 transitions. [2022-07-14 02:31:47,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-14 02:31:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 25019 states and 36025 transitions. [2022-07-14 02:31:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-07-14 02:31:47,327 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:31:47,328 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 12, 12, 3, 3, 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] [2022-07-14 02:31:47,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 02:31:47,328 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:31:47,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:31:47,329 INFO L85 PathProgramCache]: Analyzing trace with hash 2124848260, now seen corresponding path program 1 times [2022-07-14 02:31:47,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:31:47,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430210769] [2022-07-14 02:31:47,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:31:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:31:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:31:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:31:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:31:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:31:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:31:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:31:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:31:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:31:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:31:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:31:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:31:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:31:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:31:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:31:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:31:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:31:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:31:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-07-14 02:31:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-07-14 02:31:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:31:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-07-14 02:31:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 02:31:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-07-14 02:31:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-14 02:31:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-07-14 02:31:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-14 02:31:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:31:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:31:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-14 02:31:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-14 02:31:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-14 02:31:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-14 02:31:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:31:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-07-14 02:31:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:31:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-14 02:31:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:31:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-14 02:31:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-07-14 02:31:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-07-14 02:31:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-14 02:31:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-07-14 02:31:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 02:31:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:31:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1205 trivial. 0 not checked. [2022-07-14 02:31:47,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:31:47,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430210769] [2022-07-14 02:31:47,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430210769] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:47,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:47,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-14 02:31:47,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58241033] [2022-07-14 02:31:47,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:47,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-14 02:31:47,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:31:47,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-14 02:31:47,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-07-14 02:31:47,956 INFO L87 Difference]: Start difference. First operand 25019 states and 36025 transitions. Second operand has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2022-07-14 02:32:16,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:16,003 INFO L93 Difference]: Finished difference Result 91129 states and 139508 transitions. [2022-07-14 02:32:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-07-14 02:32:16,003 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) Word has length 399 [2022-07-14 02:32:16,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:16,580 INFO L225 Difference]: With dead ends: 91129 [2022-07-14 02:32:16,580 INFO L226 Difference]: Without dead ends: 66145 [2022-07-14 02:32:16,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=365, Invalid=895, Unknown=0, NotChecked=0, Total=1260 [2022-07-14 02:32:16,790 INFO L413 NwaCegarLoop]: 3681 mSDtfsCounter, 11088 mSDsluCounter, 9110 mSDsCounter, 0 mSdLazyCounter, 18083 mSolverCounterSat, 12647 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11692 SdHoareTripleChecker+Valid, 12791 SdHoareTripleChecker+Invalid, 30730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12647 IncrementalHoareTripleChecker+Valid, 18083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:16,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11692 Valid, 12791 Invalid, 30730 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12647 Valid, 18083 Invalid, 0 Unknown, 0 Unchecked, 24.3s Time] [2022-07-14 02:32:17,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66145 states. [2022-07-14 02:32:19,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66145 to 51591. [2022-07-14 02:32:19,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51591 states, 33475 states have (on average 1.2892905153099328) internal successors, (43159), 35027 states have internal predecessors, (43159), 15359 states have call successors, (15359), 2476 states have call predecessors, (15359), 2756 states have return successors, (16603), 14487 states have call predecessors, (16603), 15359 states have call successors, (16603) [2022-07-14 02:32:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51591 states to 51591 states and 75121 transitions. [2022-07-14 02:32:20,061 INFO L78 Accepts]: Start accepts. Automaton has 51591 states and 75121 transitions. Word has length 399 [2022-07-14 02:32:20,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:32:20,062 INFO L495 AbstractCegarLoop]: Abstraction has 51591 states and 75121 transitions. [2022-07-14 02:32:20,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 15.1) internal successors, (151), 4 states have internal predecessors, (151), 4 states have call successors, (51), 9 states have call predecessors, (51), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2022-07-14 02:32:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 51591 states and 75121 transitions. [2022-07-14 02:32:20,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-07-14 02:32:20,104 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:32:20,105 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:32:20,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 02:32:20,105 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:32:20,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:32:20,106 INFO L85 PathProgramCache]: Analyzing trace with hash 196485191, now seen corresponding path program 1 times [2022-07-14 02:32:20,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:32:20,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097275078] [2022-07-14 02:32:20,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:32:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:32:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:32:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:32:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:32:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:32:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:32:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:32:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:32:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:32:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:32:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:32:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:32:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:32:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:32:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:32:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:32:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:32:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:32:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:32:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:32:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:32:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:32:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:32:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:32:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 02:32:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 02:32:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 02:32:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 02:32:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-14 02:32:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 02:32:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:20,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2022-07-14 02:32:20,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:32:20,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097275078] [2022-07-14 02:32:20,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097275078] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:32:20,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:32:20,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 02:32:20,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909816969] [2022-07-14 02:32:20,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:32:20,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 02:32:20,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:32:20,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 02:32:20,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 02:32:20,571 INFO L87 Difference]: Start difference. First operand 51591 states and 75121 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-14 02:32:28,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:28,720 INFO L93 Difference]: Finished difference Result 121728 states and 177528 transitions. [2022-07-14 02:32:28,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:32:28,721 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 355 [2022-07-14 02:32:28,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:29,415 INFO L225 Difference]: With dead ends: 121728 [2022-07-14 02:32:29,416 INFO L226 Difference]: Without dead ends: 70172 [2022-07-14 02:32:29,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:32:29,660 INFO L413 NwaCegarLoop]: 6265 mSDtfsCounter, 3358 mSDsluCounter, 3899 mSDsCounter, 0 mSdLazyCounter, 3520 mSolverCounterSat, 1866 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4033 SdHoareTripleChecker+Valid, 10164 SdHoareTripleChecker+Invalid, 5386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1866 IncrementalHoareTripleChecker+Valid, 3520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:29,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4033 Valid, 10164 Invalid, 5386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1866 Valid, 3520 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-14 02:32:29,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70172 states. [2022-07-14 02:32:32,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70172 to 67991. [2022-07-14 02:32:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2896013786222846) internal successors, (56874), 46160 states have internal predecessors, (56874), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-14 02:32:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98965 transitions. [2022-07-14 02:32:33,168 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98965 transitions. Word has length 355 [2022-07-14 02:32:33,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:32:33,169 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98965 transitions. [2022-07-14 02:32:33,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-14 02:32:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98965 transitions. [2022-07-14 02:32:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2022-07-14 02:32:33,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:32:33,216 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:32:33,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 02:32:33,216 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:32:33,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:32:33,217 INFO L85 PathProgramCache]: Analyzing trace with hash -156603191, now seen corresponding path program 1 times [2022-07-14 02:32:33,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:32:33,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802305678] [2022-07-14 02:32:33,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:32:33,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:32:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:32:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:32:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:32:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:32:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:32:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:32:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:32:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:32:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:32:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:32:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:32:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:32:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:32:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:32:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:32:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:32:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:32:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:32:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:32:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:32:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:32:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:32:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:32:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 02:32:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 02:32:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 02:32:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 02:32:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-14 02:32:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 02:32:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-14 02:32:34,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:32:34,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802305678] [2022-07-14 02:32:34,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802305678] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:32:34,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:32:34,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 02:32:34,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709175396] [2022-07-14 02:32:34,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:32:34,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:32:34,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:32:34,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:32:34,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:32:34,067 INFO L87 Difference]: Start difference. First operand 67991 states and 98965 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:32:41,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:41,390 INFO L93 Difference]: Finished difference Result 137882 states and 202399 transitions. [2022-07-14 02:32:41,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:32:41,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 355 [2022-07-14 02:32:41,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:41,916 INFO L225 Difference]: With dead ends: 137882 [2022-07-14 02:32:41,917 INFO L226 Difference]: Without dead ends: 69926 [2022-07-14 02:32:42,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:32:42,214 INFO L413 NwaCegarLoop]: 3319 mSDtfsCounter, 3586 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 3243 mSolverCounterSat, 1857 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3951 SdHoareTripleChecker+Valid, 5771 SdHoareTripleChecker+Invalid, 5100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1857 IncrementalHoareTripleChecker+Valid, 3243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:42,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3951 Valid, 5771 Invalid, 5100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1857 Valid, 3243 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-07-14 02:32:42,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-14 02:32:45,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-14 02:32:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2888757879461248) internal successors, (56842), 46160 states have internal predecessors, (56842), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-14 02:32:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98933 transitions. [2022-07-14 02:32:46,082 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98933 transitions. Word has length 355 [2022-07-14 02:32:46,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:32:46,083 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98933 transitions. [2022-07-14 02:32:46,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:32:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98933 transitions. [2022-07-14 02:32:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-07-14 02:32:46,136 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:32:46,136 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:32:46,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 02:32:46,136 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:32:46,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:32:46,137 INFO L85 PathProgramCache]: Analyzing trace with hash 197105070, now seen corresponding path program 1 times [2022-07-14 02:32:46,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:32:46,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540953854] [2022-07-14 02:32:46,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:32:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:32:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:32:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:32:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:32:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:32:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:32:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:32:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:32:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:32:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:32:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:32:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:32:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:32:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:32:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:32:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:32:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:32:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:32:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:32:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:32:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:32:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:32:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:32:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:32:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 02:32:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 02:32:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:32:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:32:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:32:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 02:32:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 02:32:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-14 02:32:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 02:32:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:32:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-14 02:32:46,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:32:46,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540953854] [2022-07-14 02:32:46,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540953854] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:32:46,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:32:46,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:32:46,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322425767] [2022-07-14 02:32:46,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:32:46,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:32:46,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:32:46,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:32:46,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:32:46,905 INFO L87 Difference]: Start difference. First operand 67991 states and 98933 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:32:55,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:32:55,606 INFO L93 Difference]: Finished difference Result 137882 states and 202335 transitions. [2022-07-14 02:32:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:32:55,606 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 356 [2022-07-14 02:32:55,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:32:56,240 INFO L225 Difference]: With dead ends: 137882 [2022-07-14 02:32:56,240 INFO L226 Difference]: Without dead ends: 69926 [2022-07-14 02:32:56,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-14 02:32:56,587 INFO L413 NwaCegarLoop]: 3323 mSDtfsCounter, 5332 mSDsluCounter, 2456 mSDsCounter, 0 mSdLazyCounter, 3246 mSolverCounterSat, 4252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5332 SdHoareTripleChecker+Valid, 5779 SdHoareTripleChecker+Invalid, 7498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4252 IncrementalHoareTripleChecker+Valid, 3246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:32:56,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5332 Valid, 5779 Invalid, 7498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4252 Valid, 3246 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-07-14 02:32:56,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-14 02:33:00,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-14 02:33:00,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2881501972699652) internal successors, (56810), 46160 states have internal predecessors, (56810), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-14 02:33:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98901 transitions. [2022-07-14 02:33:01,072 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98901 transitions. Word has length 356 [2022-07-14 02:33:01,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:33:01,087 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98901 transitions. [2022-07-14 02:33:01,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:33:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98901 transitions. [2022-07-14 02:33:01,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2022-07-14 02:33:01,144 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:33:01,145 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:33:01,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-14 02:33:01,145 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:33:01,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:33:01,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1608324123, now seen corresponding path program 1 times [2022-07-14 02:33:01,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:33:01,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448463899] [2022-07-14 02:33:01,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:33:01,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:33:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:33:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:33:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:33:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:33:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:33:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:33:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:33:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:33:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:33:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:33:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:33:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:33:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:33:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:33:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:33:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:33:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:33:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:33:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:33:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:33:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:33:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:33:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:33:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 02:33:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:33:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:33:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 02:33:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:33:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:33:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 02:33:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 02:33:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-14 02:33:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 02:33:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-14 02:33:01,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:33:01,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448463899] [2022-07-14 02:33:01,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448463899] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:33:01,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:33:01,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:33:01,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444607754] [2022-07-14 02:33:01,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:33:01,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:33:01,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:33:01,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:33:01,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:33:01,719 INFO L87 Difference]: Start difference. First operand 67991 states and 98901 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:33:10,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:33:10,885 INFO L93 Difference]: Finished difference Result 137882 states and 202271 transitions. [2022-07-14 02:33:10,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:33:10,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 357 [2022-07-14 02:33:10,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:33:11,286 INFO L225 Difference]: With dead ends: 137882 [2022-07-14 02:33:11,286 INFO L226 Difference]: Without dead ends: 69926 [2022-07-14 02:33:11,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-14 02:33:11,716 INFO L413 NwaCegarLoop]: 3317 mSDtfsCounter, 5332 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 3244 mSolverCounterSat, 4258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5332 SdHoareTripleChecker+Valid, 5770 SdHoareTripleChecker+Invalid, 7502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4258 IncrementalHoareTripleChecker+Valid, 3244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:33:11,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5332 Valid, 5770 Invalid, 7502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4258 Valid, 3244 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-14 02:33:11,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states. [2022-07-14 02:33:15,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69926 to 67991. [2022-07-14 02:33:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67991 states, 44102 states have (on average 1.2874246065938053) internal successors, (56778), 46160 states have internal predecessors, (56778), 20243 states have call successors, (20243), 3274 states have call predecessors, (20243), 3645 states have return successors, (21848), 19080 states have call predecessors, (21848), 20243 states have call successors, (21848) [2022-07-14 02:33:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67991 states to 67991 states and 98869 transitions. [2022-07-14 02:33:16,071 INFO L78 Accepts]: Start accepts. Automaton has 67991 states and 98869 transitions. Word has length 357 [2022-07-14 02:33:16,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:33:16,072 INFO L495 AbstractCegarLoop]: Abstraction has 67991 states and 98869 transitions. [2022-07-14 02:33:16,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:33:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 67991 states and 98869 transitions. [2022-07-14 02:33:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-07-14 02:33:16,101 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:33:16,102 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:33:16,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-14 02:33:16,102 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:33:16,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:33:16,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1627537654, now seen corresponding path program 1 times [2022-07-14 02:33:16,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:33:16,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96308092] [2022-07-14 02:33:16,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:33:16,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:33:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-14 02:33:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-14 02:33:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-14 02:33:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-14 02:33:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-14 02:33:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-14 02:33:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-14 02:33:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-14 02:33:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-14 02:33:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-14 02:33:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-14 02:33:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-14 02:33:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-14 02:33:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:33:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-14 02:33:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-14 02:33:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-14 02:33:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-14 02:33:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-07-14 02:33:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-07-14 02:33:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-07-14 02:33:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:33:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-07-14 02:33:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-07-14 02:33:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:33:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:33:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-07-14 02:33:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:33:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:33:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-14 02:33:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-14 02:33:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-07-14 02:33:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2022-07-14 02:33:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-07-14 02:33:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:33:16,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2022-07-14 02:33:16,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:33:16,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96308092] [2022-07-14 02:33:16,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96308092] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:33:16,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:33:16,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:33:16,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538659970] [2022-07-14 02:33:16,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:33:16,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:33:16,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:33:16,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:33:16,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:33:16,780 INFO L87 Difference]: Start difference. First operand 67991 states and 98869 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-07-14 02:33:25,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:33:25,653 INFO L93 Difference]: Finished difference Result 137882 states and 202207 transitions. [2022-07-14 02:33:25,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:33:25,654 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 358 [2022-07-14 02:33:25,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:33:26,051 INFO L225 Difference]: With dead ends: 137882 [2022-07-14 02:33:26,051 INFO L226 Difference]: Without dead ends: 69926 [2022-07-14 02:33:26,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-14 02:33:26,355 INFO L413 NwaCegarLoop]: 3315 mSDtfsCounter, 5330 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 3245 mSolverCounterSat, 4257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5330 SdHoareTripleChecker+Valid, 5768 SdHoareTripleChecker+Invalid, 7502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4257 IncrementalHoareTripleChecker+Valid, 3245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-14 02:33:26,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5330 Valid, 5768 Invalid, 7502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4257 Valid, 3245 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-07-14 02:33:26,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69926 states.