/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:23:13,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:23:13,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:23:13,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:23:13,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:23:13,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:23:13,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:23:13,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:23:13,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:23:13,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:23:13,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:23:13,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:23:13,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:23:13,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:23:13,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:23:13,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:23:13,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:23:13,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:23:13,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:23:13,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:23:13,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:23:13,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:23:13,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:23:13,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:23:14,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:23:14,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:23:14,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:23:14,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:23:14,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:23:14,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:23:14,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:23:14,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:23:14,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:23:14,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:23:14,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:23:14,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:23:14,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:23:14,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:23:14,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:23:14,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:23:14,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:23:14,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 13:23:14,077 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:23:14,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:23:14,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:23:14,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:23:14,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:23:14,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:23:14,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:23:14,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:23:14,082 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:23:14,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:23:14,084 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:23:14,084 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:23:14,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:23:14,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:23:14,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:23:14,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:23:14,086 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:23:14,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:23:14,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:23:14,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:23:14,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:23:14,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:23:14,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:23:14,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:23:14,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:23:14,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:23:14,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:23:14,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:23:14,088 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:23:14,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:23:14,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:23:14,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:23:14,533 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:23:14,534 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:23:14,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2022-10-16 13:23:14,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73722ae65/671226f49e0a45acbb2d0392205e3f8a/FLAG7e19555c6 [2022-10-16 13:23:15,744 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:23:15,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2022-10-16 13:23:15,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73722ae65/671226f49e0a45acbb2d0392205e3f8a/FLAG7e19555c6 [2022-10-16 13:23:16,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73722ae65/671226f49e0a45acbb2d0392205e3f8a [2022-10-16 13:23:16,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:23:16,074 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:23:16,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:23:16,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:23:16,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:23:16,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:23:16" (1/1) ... [2022-10-16 13:23:16,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e300e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:16, skipping insertion in model container [2022-10-16 13:23:16,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:23:16" (1/1) ... [2022-10-16 13:23:16,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:23:16,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:23:16,952 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4382] [2022-10-16 13:23:16,953 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4383-4384] [2022-10-16 13:23:17,340 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i[138207,138220] [2022-10-16 13:23:18,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:23:18,968 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:23:19,102 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4382] [2022-10-16 13:23:19,103 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4383-4384] [2022-10-16 13:23:19,129 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i[138207,138220] [2022-10-16 13:23:19,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:23:19,790 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:23:19,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19 WrapperNode [2022-10-16 13:23:19,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:23:19,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:23:19,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:23:19,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:23:19,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:19,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,332 INFO L138 Inliner]: procedures = 289, calls = 2820, calls flagged for inlining = 154, calls inlined = 150, statements flattened = 6696 [2022-10-16 13:23:20,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:23:20,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:23:20,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:23:20,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:23:20,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,721 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:23:20,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:23:20,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:23:20,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:23:20,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (1/1) ... [2022-10-16 13:23:20,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:23:20,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:23:20,945 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) [2022-10-16 13:23:20,970 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 [2022-10-16 13:23:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure srb_waiting_append [2022-10-16 13:23:21,018 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_waiting_append [2022-10-16 13:23:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure list_size [2022-10-16 13:23:21,020 INFO L138 BoogieDeclarations]: Found implementation of procedure list_size [2022-10-16 13:23:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_kunmap_atomic_sg [2022-10-16 13:23:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_kunmap_atomic_sg [2022-10-16 13:23:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:23:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:23:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:23:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:23:21,022 INFO L130 BoogieDeclarations]: Found specification of procedure waiting_set_timer [2022-10-16 13:23:21,022 INFO L138 BoogieDeclarations]: Found implementation of procedure waiting_set_timer [2022-10-16 13:23:21,022 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_get_next [2022-10-16 13:23:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_get_next [2022-10-16 13:23:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure waiting_process_next [2022-10-16 13:23:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure waiting_process_next [2022-10-16 13:23:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-16 13:23:21,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-16 13:23:21,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:23:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:23:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure build_sdtr [2022-10-16 13:23:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure build_sdtr [2022-10-16 13:23:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd [2022-10-16 13:23:21,024 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd [2022-10-16 13:23:21,024 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-10-16 13:23:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-10-16 13:23:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:23:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-16 13:23:21,025 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_remove_and_free_device [2022-10-16 13:23:21,025 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_remove_and_free_device [2022-10-16 13:23:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_after_transfer [2022-10-16 13:23:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_after_transfer [2022-10-16 13:23:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_srb_sense [2022-10-16 13:23:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_srb_sense [2022-10-16 13:23:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-10-16 13:23:21,026 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-10-16 13:23:21,026 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-10-16 13:23:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-10-16 13:23:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_6 [2022-10-16 13:23:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_6 [2022-10-16 13:23:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:23:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:23:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure start_scsi [2022-10-16 13:23:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure start_scsi [2022-10-16 13:23:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-16 13:23:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-16 13:23:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure data_io_transfer [2022-10-16 13:23:21,029 INFO L138 BoogieDeclarations]: Found implementation of procedure data_io_transfer [2022-10-16 13:23:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-16 13:23:21,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-16 13:23:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_uninit [2022-10-16 13:23:21,030 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_uninit [2022-10-16 13:23:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:23:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:23:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:23:21,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:23:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-10-16 13:23:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-10-16 13:23:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-16 13:23:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-16 13:23:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure sg_verify_length [2022-10-16 13:23:21,033 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_verify_length [2022-10-16 13:23:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure set_basic_config [2022-10-16 13:23:21,034 INFO L138 BoogieDeclarations]: Found implementation of procedure set_basic_config [2022-10-16 13:23:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:23:21,035 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:23:21,035 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:23:21,036 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-10-16 13:23:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-10-16 13:23:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure enable_msgout_abort [2022-10-16 13:23:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_msgout_abort [2022-10-16 13:23:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-16 13:23:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-16 13:23:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:23:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-16 13:23:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-16 13:23:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-10-16 13:23:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-10-16 13:23:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 13:23:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 13:23:21,039 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_regs [2022-10-16 13:23:21,039 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_regs [2022-10-16 13:23:21,040 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_sg_tables_free [2022-10-16 13:23:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_sg_tables_free [2022-10-16 13:23:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure set_safe_settings [2022-10-16 13:23:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure set_safe_settings [2022-10-16 13:23:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-16 13:23:21,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-16 13:23:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:23:21,042 INFO L130 BoogieDeclarations]: Found specification of procedure trms1040_write_cmd [2022-10-16 13:23:21,042 INFO L138 BoogieDeclarations]: Found implementation of procedure trms1040_write_cmd [2022-10-16 13:23:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_override [2022-10-16 13:23:21,043 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_override [2022-10-16 13:23:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:23:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure build_wdtr [2022-10-16 13:23:21,043 INFO L138 BoogieDeclarations]: Found implementation of procedure build_wdtr [2022-10-16 13:23:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 13:23:21,043 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-16 13:23:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 13:23:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 13:23:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure reset_dev_param [2022-10-16 13:23:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_dev_param [2022-10-16 13:23:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-16 13:23:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-16 13:23:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure msgin_reject [2022-10-16 13:23:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure msgin_reject [2022-10-16 13:23:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-16 13:23:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-16 13:23:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-10-16 13:23:21,045 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-10-16 13:23:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:23:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure srb_going_to_waiting_move [2022-10-16 13:23:21,046 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_going_to_waiting_move [2022-10-16 13:23:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:23:21,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:23:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure sg_update_list [2022-10-16 13:23:21,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_update_list [2022-10-16 13:23:21,048 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-16 13:23:21,049 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-16 13:23:21,049 INFO L130 BoogieDeclarations]: Found specification of procedure srb_going_remove [2022-10-16 13:23:21,052 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_going_remove [2022-10-16 13:23:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 13:23:21,057 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 13:23:21,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:23:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure free_tag [2022-10-16 13:23:21,058 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tag [2022-10-16 13:23:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure srb_waiting_remove [2022-10-16 13:23:21,058 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_waiting_remove [2022-10-16 13:23:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:23:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-16 13:23:21,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-16 13:23:21,058 INFO L130 BoogieDeclarations]: Found specification of procedure sg_subtract_one [2022-10-16 13:23:21,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_subtract_one [2022-10-16 13:23:21,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:23:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:23:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure clear_fifo [2022-10-16 13:23:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_fifo [2022-10-16 13:23:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-16 13:23:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-16 13:23:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:23:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 13:23:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-16 13:23:21,061 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-16 13:23:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:23:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure dc395x_slave_destroy [2022-10-16 13:23:21,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dc395x_slave_destroy [2022-10-16 13:23:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 13:23:21,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-16 13:23:21,061 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-10-16 13:23:21,061 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-10-16 13:23:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:23:21,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:23:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure srb_free_insert [2022-10-16 13:23:21,062 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_free_insert [2022-10-16 13:23:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2022-10-16 13:23:21,062 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2022-10-16 13:23:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:23:21,062 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-10-16 13:23:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-10-16 13:23:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-10-16 13:23:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-10-16 13:23:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 13:23:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-16 13:23:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2022-10-16 13:23:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2022-10-16 13:23:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:23:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:23:21,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-16 13:23:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:23:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-16 13:23:21,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-16 13:23:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:23:21,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:23:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-10-16 13:23:21,065 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-10-16 13:23:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-10-16 13:23:21,065 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-10-16 13:23:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure dc395x_remove_one [2022-10-16 13:23:21,065 INFO L138 BoogieDeclarations]: Found implementation of procedure dc395x_remove_one [2022-10-16 13:23:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_srb [2022-10-16 13:23:21,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_srb [2022-10-16 13:23:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_kmap_atomic_sg [2022-10-16 13:23:21,066 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_kmap_atomic_sg [2022-10-16 13:23:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure find_dcb [2022-10-16 13:23:21,067 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dcb [2022-10-16 13:23:21,068 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-16 13:23:21,068 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-16 13:23:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2022-10-16 13:23:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2022-10-16 13:23:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure reset_scsi_bus [2022-10-16 13:23:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_scsi_bus [2022-10-16 13:23:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-16 13:23:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-16 13:23:21,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-16 13:23:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-16 13:23:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-10-16 13:23:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-10-16 13:23:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:23:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-10-16 13:23:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-10-16 13:23:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure trms1040_wait_30us [2022-10-16 13:23:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure trms1040_wait_30us [2022-10-16 13:23:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:23:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:23:21,071 INFO L130 BoogieDeclarations]: Found specification of procedure doing_srb_done [2022-10-16 13:23:21,071 INFO L138 BoogieDeclarations]: Found implementation of procedure doing_srb_done [2022-10-16 13:23:22,094 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:23:22,105 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:23:22,389 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:23:32,330 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:23:32,352 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:23:32,353 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 13:23:32,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:23:32 BoogieIcfgContainer [2022-10-16 13:23:32,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:23:32,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:23:32,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:23:32,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:23:32,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:23:16" (1/3) ... [2022-10-16 13:23:32,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350556a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:23:32, skipping insertion in model container [2022-10-16 13:23:32,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:19" (2/3) ... [2022-10-16 13:23:32,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@350556a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:23:32, skipping insertion in model container [2022-10-16 13:23:32,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:23:32" (3/3) ... [2022-10-16 13:23:32,368 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2022-10-16 13:23:32,390 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:23:32,390 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 148 error locations. [2022-10-16 13:23:32,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:23:32,509 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5585f806, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:23:32,509 INFO L358 AbstractCegarLoop]: Starting to check reachability of 148 error locations. [2022-10-16 13:23:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 2528 states, 1711 states have (on average 1.4161309175920513) internal successors, (2423), 1919 states have internal predecessors, (2423), 574 states have call successors, (574), 95 states have call predecessors, (574), 94 states have return successors, (568), 554 states have call predecessors, (568), 568 states have call successors, (568) [2022-10-16 13:23:32,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-16 13:23:32,552 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:23:32,553 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:23:32,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:23:32,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:23:32,561 INFO L85 PathProgramCache]: Analyzing trace with hash -151862962, now seen corresponding path program 1 times [2022-10-16 13:23:32,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:23:32,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39328220] [2022-10-16 13:23:32,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:23:32,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:23:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:23:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:23:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:23:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:23:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:23:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-16 13:23:33,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-16 13:23:33,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:23:33,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39328220] [2022-10-16 13:23:33,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39328220] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:23:33,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:23:33,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:23:33,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980320320] [2022-10-16 13:23:33,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:23:33,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:23:33,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:23:33,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:23:33,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:23:33,542 INFO L87 Difference]: Start difference. First operand has 2528 states, 1711 states have (on average 1.4161309175920513) internal successors, (2423), 1919 states have internal predecessors, (2423), 574 states have call successors, (574), 95 states have call predecessors, (574), 94 states have return successors, (568), 554 states have call predecessors, (568), 568 states have call successors, (568) Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-10-16 13:23:38,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:23:46,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:23:48,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:23:48,387 INFO L93 Difference]: Finished difference Result 5295 states and 7772 transitions. [2022-10-16 13:23:48,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:23:48,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 46 [2022-10-16 13:23:48,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:23:48,461 INFO L225 Difference]: With dead ends: 5295 [2022-10-16 13:23:48,461 INFO L226 Difference]: Without dead ends: 2746 [2022-10-16 13:23:48,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:23:48,497 INFO L413 NwaCegarLoop]: 2981 mSDtfsCounter, 2805 mSDsluCounter, 2467 mSDsCounter, 0 mSdLazyCounter, 4097 mSolverCounterSat, 2449 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3019 SdHoareTripleChecker+Valid, 5448 SdHoareTripleChecker+Invalid, 6547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2449 IncrementalHoareTripleChecker+Valid, 4097 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:23:48,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3019 Valid, 5448 Invalid, 6547 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2449 Valid, 4097 Invalid, 1 Unknown, 0 Unchecked, 14.1s Time] [2022-10-16 13:23:48,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2746 states. [2022-10-16 13:23:48,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2746 to 2401. [2022-10-16 13:23:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2401 states, 1681 states have (on average 1.3349196906603213) internal successors, (2244), 1793 states have internal predecessors, (2244), 567 states have call successors, (567), 93 states have call predecessors, (567), 93 states have return successors, (567), 553 states have call predecessors, (567), 567 states have call successors, (567) [2022-10-16 13:23:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2401 states and 3378 transitions. [2022-10-16 13:23:48,851 INFO L78 Accepts]: Start accepts. Automaton has 2401 states and 3378 transitions. Word has length 46 [2022-10-16 13:23:48,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:23:48,852 INFO L495 AbstractCegarLoop]: Abstraction has 2401 states and 3378 transitions. [2022-10-16 13:23:48,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 2 states have internal predecessors, (25), 1 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-10-16 13:23:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 3378 transitions. [2022-10-16 13:23:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-16 13:23:48,857 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:23:48,857 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:23:48,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:23:48,858 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:23:48,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:23:48,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1735225806, now seen corresponding path program 1 times [2022-10-16 13:23:48,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:23:48,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009465593] [2022-10-16 13:23:48,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:23:48,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:23:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:23:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:23:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:23:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:23:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:23:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:23:49,224 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-16 13:23:49,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:23:49,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009465593] [2022-10-16 13:23:49,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009465593] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:23:49,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:23:49,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:23:49,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392227354] [2022-10-16 13:23:49,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:23:49,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:23:49,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:23:49,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:23:49,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:23:49,234 INFO L87 Difference]: Start difference. First operand 2401 states and 3378 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-10-16 13:24:07,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:24:07,808 INFO L93 Difference]: Finished difference Result 7342 states and 10461 transitions. [2022-10-16 13:24:07,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:24:07,809 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 51 [2022-10-16 13:24:07,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:24:07,856 INFO L225 Difference]: With dead ends: 7342 [2022-10-16 13:24:07,857 INFO L226 Difference]: Without dead ends: 4954 [2022-10-16 13:24:07,875 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:24:07,877 INFO L413 NwaCegarLoop]: 4157 mSDtfsCounter, 4700 mSDsluCounter, 4857 mSDsCounter, 0 mSdLazyCounter, 5738 mSolverCounterSat, 2830 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5087 SdHoareTripleChecker+Valid, 9014 SdHoareTripleChecker+Invalid, 8568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2830 IncrementalHoareTripleChecker+Valid, 5738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:24:07,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5087 Valid, 9014 Invalid, 8568 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2830 Valid, 5738 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2022-10-16 13:24:07,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4954 states. [2022-10-16 13:24:08,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4954 to 4361. [2022-10-16 13:24:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4361 states, 3079 states have (on average 1.328028580708022) internal successors, (4089), 3237 states have internal predecessors, (4089), 1041 states have call successors, (1041), 181 states have call predecessors, (1041), 181 states have return successors, (1041), 1013 states have call predecessors, (1041), 1041 states have call successors, (1041) [2022-10-16 13:24:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 4361 states and 6171 transitions. [2022-10-16 13:24:08,376 INFO L78 Accepts]: Start accepts. Automaton has 4361 states and 6171 transitions. Word has length 51 [2022-10-16 13:24:08,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:24:08,379 INFO L495 AbstractCegarLoop]: Abstraction has 4361 states and 6171 transitions. [2022-10-16 13:24:08,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-10-16 13:24:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4361 states and 6171 transitions. [2022-10-16 13:24:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-16 13:24:08,392 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:24:08,393 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:24:08,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:24:08,394 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:24:08,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:24:08,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1765194116, now seen corresponding path program 1 times [2022-10-16 13:24:08,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:24:08,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221041625] [2022-10-16 13:24:08,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:24:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:24:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:24:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:24:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:24:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:24:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:24:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:24:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:24:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:08,951 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-16 13:24:08,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:24:08,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221041625] [2022-10-16 13:24:08,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221041625] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:24:08,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:24:08,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:24:08,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105309053] [2022-10-16 13:24:08,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:24:08,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:24:08,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:24:08,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:24:08,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:24:08,955 INFO L87 Difference]: Start difference. First operand 4361 states and 6171 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-10-16 13:24:17,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:24:28,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:24:28,259 INFO L93 Difference]: Finished difference Result 13441 states and 19271 transitions. [2022-10-16 13:24:28,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:24:28,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 67 [2022-10-16 13:24:28,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:24:28,338 INFO L225 Difference]: With dead ends: 13441 [2022-10-16 13:24:28,339 INFO L226 Difference]: Without dead ends: 9100 [2022-10-16 13:24:28,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:24:28,367 INFO L413 NwaCegarLoop]: 3637 mSDtfsCounter, 5075 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 5279 mSolverCounterSat, 3245 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5464 SdHoareTripleChecker+Valid, 7996 SdHoareTripleChecker+Invalid, 8525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3245 IncrementalHoareTripleChecker+Valid, 5279 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:24:28,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5464 Valid, 7996 Invalid, 8525 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3245 Valid, 5279 Invalid, 1 Unknown, 0 Unchecked, 18.3s Time] [2022-10-16 13:24:28,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9100 states. [2022-10-16 13:24:29,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9100 to 7987. [2022-10-16 13:24:29,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7987 states, 5659 states have (on average 1.3251457854744655) internal successors, (7499), 5909 states have internal predecessors, (7499), 1919 states have call successors, (1919), 345 states have call predecessors, (1919), 349 states have return successors, (1953), 1867 states have call predecessors, (1953), 1919 states have call successors, (1953) [2022-10-16 13:24:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7987 states to 7987 states and 11371 transitions. [2022-10-16 13:24:29,105 INFO L78 Accepts]: Start accepts. Automaton has 7987 states and 11371 transitions. Word has length 67 [2022-10-16 13:24:29,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:24:29,107 INFO L495 AbstractCegarLoop]: Abstraction has 7987 states and 11371 transitions. [2022-10-16 13:24:29,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-10-16 13:24:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 7987 states and 11371 transitions. [2022-10-16 13:24:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-16 13:24:29,112 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:24:29,112 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-10-16 13:24:29,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:24:29,113 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:24:29,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:24:29,113 INFO L85 PathProgramCache]: Analyzing trace with hash -2022480475, now seen corresponding path program 1 times [2022-10-16 13:24:29,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:24:29,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315840020] [2022-10-16 13:24:29,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:24:29,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:24:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:24:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:24:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:24:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:24:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:24:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:24:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:29,700 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-16 13:24:29,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:24:29,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315840020] [2022-10-16 13:24:29,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315840020] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:24:29,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:24:29,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:24:29,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535756247] [2022-10-16 13:24:29,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:24:29,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:24:29,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:24:29,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:24:29,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:24:29,704 INFO L87 Difference]: Start difference. First operand 7987 states and 11371 transitions. Second operand has 5 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:24:40,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:24:42,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:24:51,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:24:51,828 INFO L93 Difference]: Finished difference Result 18040 states and 26148 transitions. [2022-10-16 13:24:51,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:24:51,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 71 [2022-10-16 13:24:51,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:24:51,982 INFO L225 Difference]: With dead ends: 18040 [2022-10-16 13:24:51,983 INFO L226 Difference]: Without dead ends: 18036 [2022-10-16 13:24:52,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:24:52,002 INFO L413 NwaCegarLoop]: 3711 mSDtfsCounter, 5688 mSDsluCounter, 4545 mSDsCounter, 0 mSdLazyCounter, 5396 mSolverCounterSat, 3434 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6149 SdHoareTripleChecker+Valid, 8256 SdHoareTripleChecker+Invalid, 8832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3434 IncrementalHoareTripleChecker+Valid, 5396 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:24:52,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6149 Valid, 8256 Invalid, 8832 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3434 Valid, 5396 Invalid, 2 Unknown, 0 Unchecked, 21.0s Time] [2022-10-16 13:24:52,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18036 states. [2022-10-16 13:24:53,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18036 to 15894. [2022-10-16 13:24:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15894 states, 11305 states have (on average 1.3249004865103937) internal successors, (14978), 11746 states have internal predecessors, (14978), 3832 states have call successors, (3832), 689 states have call predecessors, (3832), 697 states have return successors, (3900), 3728 states have call predecessors, (3900), 3832 states have call successors, (3900) [2022-10-16 13:24:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15894 states to 15894 states and 22710 transitions. [2022-10-16 13:24:53,817 INFO L78 Accepts]: Start accepts. Automaton has 15894 states and 22710 transitions. Word has length 71 [2022-10-16 13:24:53,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:24:53,817 INFO L495 AbstractCegarLoop]: Abstraction has 15894 states and 22710 transitions. [2022-10-16 13:24:53,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:24:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 15894 states and 22710 transitions. [2022-10-16 13:24:53,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-16 13:24:53,827 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:24:53,827 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 13:24:53,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:24:53,828 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:24:53,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:24:53,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1490620697, now seen corresponding path program 1 times [2022-10-16 13:24:53,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:24:53,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988010880] [2022-10-16 13:24:53,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:24:53,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:24:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:24:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:24:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:24:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:24:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:24:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-16 13:24:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 13:24:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 13:24:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 13:24:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 13:24:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-16 13:24:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:24:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-10-16 13:24:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:24:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-16 13:24:54,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:24:54,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988010880] [2022-10-16 13:24:54,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988010880] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:24:54,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:24:54,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 13:24:54,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829511247] [2022-10-16 13:24:54,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:24:54,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:24:54,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:24:54,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:24:54,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:24:54,604 INFO L87 Difference]: Start difference. First operand 15894 states and 22710 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:25:11,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:25:24,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:25:24,744 INFO L93 Difference]: Finished difference Result 52256 states and 76100 transitions. [2022-10-16 13:25:24,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-16 13:25:24,746 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 96 [2022-10-16 13:25:24,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:25:24,978 INFO L225 Difference]: With dead ends: 52256 [2022-10-16 13:25:24,978 INFO L226 Difference]: Without dead ends: 36382 [2022-10-16 13:25:25,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2022-10-16 13:25:25,072 INFO L413 NwaCegarLoop]: 3281 mSDtfsCounter, 8146 mSDsluCounter, 6192 mSDsCounter, 0 mSdLazyCounter, 14322 mSolverCounterSat, 5879 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8636 SdHoareTripleChecker+Valid, 9473 SdHoareTripleChecker+Invalid, 20202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5879 IncrementalHoareTripleChecker+Valid, 14322 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:25:25,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8636 Valid, 9473 Invalid, 20202 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5879 Valid, 14322 Invalid, 1 Unknown, 0 Unchecked, 27.6s Time] [2022-10-16 13:25:25,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36382 states. [2022-10-16 13:25:27,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36382 to 32036. [2022-10-16 13:25:28,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32036 states, 22797 states have (on average 1.3236829407378163) internal successors, (30176), 23652 states have internal predecessors, (30176), 7770 states have call successors, (7770), 1385 states have call predecessors, (7770), 1409 states have return successors, (8050), 7538 states have call predecessors, (8050), 7770 states have call successors, (8050) [2022-10-16 13:25:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32036 states to 32036 states and 45996 transitions. [2022-10-16 13:25:28,448 INFO L78 Accepts]: Start accepts. Automaton has 32036 states and 45996 transitions. Word has length 96 [2022-10-16 13:25:28,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:25:28,449 INFO L495 AbstractCegarLoop]: Abstraction has 32036 states and 45996 transitions. [2022-10-16 13:25:28,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 4 states have internal predecessors, (55), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:25:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32036 states and 45996 transitions. [2022-10-16 13:25:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-16 13:25:28,456 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:25:28,456 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 13:25:28,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:25:28,457 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:25:28,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:25:28,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1841815845, now seen corresponding path program 1 times [2022-10-16 13:25:28,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:25:28,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538383278] [2022-10-16 13:25:28,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:25:28,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:25:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:25:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:25:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:25:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:25:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:25:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:25:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 13:25:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-16 13:25:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 13:25:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-16 13:25:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 13:25:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:25:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 13:25:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:25:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-16 13:25:29,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:25:29,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538383278] [2022-10-16 13:25:29,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538383278] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:25:29,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:25:29,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 13:25:29,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234207072] [2022-10-16 13:25:29,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:25:29,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:25:29,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:25:29,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:25:29,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:25:29,382 INFO L87 Difference]: Start difference. First operand 32036 states and 45996 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:25:45,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:25:51,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:25:53,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:26:03,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:26:03,592 INFO L93 Difference]: Finished difference Result 104642 states and 153254 transitions. [2022-10-16 13:26:03,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-16 13:26:03,594 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 97 [2022-10-16 13:26:03,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:26:04,347 INFO L225 Difference]: With dead ends: 104642 [2022-10-16 13:26:04,347 INFO L226 Difference]: Without dead ends: 72626 [2022-10-16 13:26:04,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2022-10-16 13:26:04,513 INFO L413 NwaCegarLoop]: 3568 mSDtfsCounter, 7952 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 14848 mSolverCounterSat, 5740 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8441 SdHoareTripleChecker+Valid, 10536 SdHoareTripleChecker+Invalid, 20589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5740 IncrementalHoareTripleChecker+Valid, 14848 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:26:04,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8441 Valid, 10536 Invalid, 20589 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5740 Valid, 14848 Invalid, 1 Unknown, 0 Unchecked, 29.6s Time] [2022-10-16 13:26:04,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72626 states. [2022-10-16 13:26:09,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72626 to 64016. [2022-10-16 13:26:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64016 states, 45605 states have (on average 1.323056682381318) internal successors, (60338), 47248 states have internal predecessors, (60338), 15526 states have call successors, (15526), 2777 states have call predecessors, (15526), 2825 states have return successors, (16330), 15070 states have call predecessors, (16330), 15526 states have call successors, (16330) [2022-10-16 13:26:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64016 states to 64016 states and 92194 transitions. [2022-10-16 13:26:10,703 INFO L78 Accepts]: Start accepts. Automaton has 64016 states and 92194 transitions. Word has length 97 [2022-10-16 13:26:10,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:26:10,704 INFO L495 AbstractCegarLoop]: Abstraction has 64016 states and 92194 transitions. [2022-10-16 13:26:10,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 4 states have internal predecessors, (56), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:26:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 64016 states and 92194 transitions. [2022-10-16 13:26:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-16 13:26:10,719 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:26:10,719 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 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] [2022-10-16 13:26:10,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 13:26:10,720 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [free_tagErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, free_tagErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, adapter_remove_and_free_deviceErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 145 more)] === [2022-10-16 13:26:10,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:26:10,720 INFO L85 PathProgramCache]: Analyzing trace with hash -104060520, now seen corresponding path program 1 times [2022-10-16 13:26:10,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:26:10,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160332942] [2022-10-16 13:26:10,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:26:10,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:26:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:26:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:26:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 13:26:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:26:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 13:26:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 13:26:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 13:26:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 13:26:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-10-16 13:26:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 13:26:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-16 13:26:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:26:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:26:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:26:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-16 13:26:11,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:26:11,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160332942] [2022-10-16 13:26:11,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160332942] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:26:11,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:26:11,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 13:26:11,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162410604] [2022-10-16 13:26:11,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:26:11,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:26:11,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:26:11,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:26:11,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:26:11,376 INFO L87 Difference]: Start difference. First operand 64016 states and 92194 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 4 states have internal predecessors, (58), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:26:25,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:26:37,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []