/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 13:34:09,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 13:34:09,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 13:34:09,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 13:34:09,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 13:34:09,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 13:34:09,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 13:34:09,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 13:34:09,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 13:34:09,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 13:34:09,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 13:34:09,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 13:34:09,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 13:34:09,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 13:34:09,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 13:34:09,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 13:34:09,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 13:34:09,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 13:34:09,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 13:34:09,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 13:34:09,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 13:34:09,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 13:34:09,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 13:34:09,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 13:34:09,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 13:34:09,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 13:34:09,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 13:34:09,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 13:34:09,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 13:34:09,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2023-04-01 13:34:09,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 13:34:09,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 13:34:09,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 13:34:09,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 13:34:09,180 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 13:34:09,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 13:34:09,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 13:34:09,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 13:34:09,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 13:34:09,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 13:34:09,182 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 13:34:09,182 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 13:34:09,182 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 13:34:09,182 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 13:34:09,183 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 13:34:09,183 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 13:34:09,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 13:34:09,184 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 13:34:09,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 13:34:09,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 13:34:09,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 13:34:09,185 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 13:34:09,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:34:09,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 13:34:09,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 13:34:09,187 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 13:34:09,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 13:34:09,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 13:34:09,187 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 13:34:09,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 13:34:09,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 13:34:09,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 13:34:09,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 13:34:09,427 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 13:34:09,427 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 13:34:09,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-01 13:34:10,429 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 13:34:10,825 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 13:34:10,826 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-01 13:34:10,857 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abb3474d9/98fd808d850642ed969eb465c3103ec9/FLAG94911e83c [2023-04-01 13:34:11,015 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abb3474d9/98fd808d850642ed969eb465c3103ec9 [2023-04-01 13:34:11,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 13:34:11,019 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 13:34:11,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 13:34:11,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 13:34:11,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 13:34:11,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:34:11" (1/1) ... [2023-04-01 13:34:11,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4f6e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:11, skipping insertion in model container [2023-04-01 13:34:11,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:34:11" (1/1) ... [2023-04-01 13:34:11,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 13:34:11,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 13:34:12,038 WARN L247 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-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2023-04-01 13:34:12,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:34:12,107 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 13:34:12,259 WARN L247 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-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2023-04-01 13:34:12,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:34:12,293 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 13:34:12,293 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 13:34:12,299 INFO L208 MainTranslator]: Completed translation [2023-04-01 13:34:12,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12 WrapperNode [2023-04-01 13:34:12,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 13:34:12,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 13:34:12,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 13:34:12,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 13:34:12,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,504 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 13:34:12,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 13:34:12,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 13:34:12,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 13:34:12,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (1/1) ... [2023-04-01 13:34:12,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:34:12,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:34:12,566 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) [2023-04-01 13:34:12,585 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 [2023-04-01 13:34:12,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 13:34:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab64 [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-04-01 13:34:12,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab64p [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __be64_to_cpup [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure div64_u64 [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-01 13:34:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_to_ns [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2023-04-01 13:34:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_msg_handler [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_read_sensor [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy_one [2023-04-01 13:34:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem_energy [2023-04-01 13:34:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem1_sensors [2023-04-01 13:34:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure update_aem2_sensors [2023-04-01 13:34:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2023-04-01 13:34:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem1_count [2023-04-01 13:34:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1_inst [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem1 [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_find_aem2 [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2_inst [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_aem2 [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_bmc [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_bmc_gone [2023-04-01 13:34:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure show_name [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure show_version [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_energy [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_show_power_period [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_set_power_period [2023-04-01 13:34:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2023-04-01 13:34:12,615 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_temp [2023-04-01 13:34:12,615 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_show_pcap_value [2023-04-01 13:34:12,615 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2023-04-01 13:34:12,615 INFO L138 BoogieDeclarations]: Found implementation of procedure aem1_find_sensors [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure aem2_find_sensors [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_exit [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_9 [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_10 [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_11 [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_12 [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 13:34:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2023-04-01 13:34:12,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-01 13:34:12,618 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2023-04-01 13:34:12,619 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_get_new [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_pre_get [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_create_user [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_settime [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_register [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_watcher_unregister [2023-04-01 13:34:12,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_validate_addr [2023-04-01 13:34:12,621 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2023-04-01 13:34:12,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 13:34:12,621 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-01 13:34:12,621 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-01 13:34:12,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 13:34:12,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-04-01 13:34:12,625 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 13:34:12,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 13:34:12,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 13:34:12,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 13:34:12,626 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab64 [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __swab64p [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __be64_to_cpup [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 13:34:12,627 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure div64_u64 [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-01 13:34:12,628 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_to_ns [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-01 13:34:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_9 [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_10 [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_11 [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_12 [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 13:34:12,630 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 13:34:12,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_create_user [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_settime [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_register [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_watcher_unregister [2023-04-01 13:34:12,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_validate_addr [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure idr_pre_get [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure idr_get_new [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_bmc [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure aem_bmc_gone [2023-04-01 13:34:12,633 INFO L130 BoogieDeclarations]: Found specification of procedure aem_msg_handler [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1 [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2 [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem1_find_sensors [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_find_sensors [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem1_sensors [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem2_sensors [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 13:34:12,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_read_sensor [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy_one [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure update_aem_energy [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem1_count [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem1_inst [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_find_aem2 [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_aem2_inst [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure show_name [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure show_version [2023-04-01 13:34:12,635 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_energy [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_show_power_period [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_set_power_period [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_temp [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem2_show_pcap_value [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure aem_exit [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 13:34:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 13:34:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 13:34:12,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 13:34:13,097 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 13:34:13,101 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 13:34:13,263 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 13:34:15,877 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 13:34:16,096 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 13:34:16,096 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 13:34:16,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:34:16 BoogieIcfgContainer [2023-04-01 13:34:16,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 13:34:16,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 13:34:16,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 13:34:16,106 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 13:34:16,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:34:11" (1/3) ... [2023-04-01 13:34:16,107 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b8cd5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:34:16, skipping insertion in model container [2023-04-01 13:34:16,107 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:34:12" (2/3) ... [2023-04-01 13:34:16,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b8cd5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:34:16, skipping insertion in model container [2023-04-01 13:34:16,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:34:16" (3/3) ... [2023-04-01 13:34:16,109 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-04-01 13:34:16,124 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 13:34:16,124 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 13:34:16,203 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 13:34:16,211 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;@540146e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 13:34:16,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 13:34:16,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 762 states, 435 states have (on average 1.2206896551724138) internal successors, (531), 448 states have internal predecessors, (531), 210 states have call successors, (210), 109 states have call predecessors, (210), 108 states have return successors, (204), 202 states have call predecessors, (204), 204 states have call successors, (204) [2023-04-01 13:34:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-04-01 13:34:16,254 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:34:16,255 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:34:16,256 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:34:16,260 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:34:16,260 INFO L85 PathProgramCache]: Analyzing trace with hash -664177683, now seen corresponding path program 1 times [2023-04-01 13:34:16,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:34:16,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670865970] [2023-04-01 13:34:16,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:16,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:34:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2023-04-01 13:34:17,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:34:17,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670865970] [2023-04-01 13:34:17,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670865970] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:34:17,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:34:17,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:34:17,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736950344] [2023-04-01 13:34:17,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:34:17,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:34:17,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:34:17,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:34:17,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:34:17,206 INFO L87 Difference]: Start difference. First operand has 762 states, 435 states have (on average 1.2206896551724138) internal successors, (531), 448 states have internal predecessors, (531), 210 states have call successors, (210), 109 states have call predecessors, (210), 108 states have return successors, (204), 202 states have call predecessors, (204), 204 states have call successors, (204) Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-04-01 13:34:17,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:34:17,647 INFO L93 Difference]: Finished difference Result 1270 states and 1597 transitions. [2023-04-01 13:34:17,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:34:17,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 297 [2023-04-01 13:34:17,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:34:17,664 INFO L225 Difference]: With dead ends: 1270 [2023-04-01 13:34:17,664 INFO L226 Difference]: Without dead ends: 627 [2023-04-01 13:34:17,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:34:17,672 INFO L413 NwaCegarLoop]: 656 mSDtfsCounter, 245 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 13:34:17,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 1235 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 13:34:17,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2023-04-01 13:34:17,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 604. [2023-04-01 13:34:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 362 states have (on average 1.229281767955801) internal successors, (445), 364 states have internal predecessors, (445), 156 states have call successors, (156), 87 states have call predecessors, (156), 85 states have return successors, (154), 153 states have call predecessors, (154), 154 states have call successors, (154) [2023-04-01 13:34:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 755 transitions. [2023-04-01 13:34:17,756 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 755 transitions. Word has length 297 [2023-04-01 13:34:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:34:17,758 INFO L495 AbstractCegarLoop]: Abstraction has 604 states and 755 transitions. [2023-04-01 13:34:17,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-04-01 13:34:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 755 transitions. [2023-04-01 13:34:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-04-01 13:34:17,769 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:34:17,769 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:34:17,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 13:34:17,769 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:34:17,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:34:17,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1240057326, now seen corresponding path program 1 times [2023-04-01 13:34:17,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:34:17,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550309297] [2023-04-01 13:34:17,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:17,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:34:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:18,360 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2023-04-01 13:34:18,360 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:34:18,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550309297] [2023-04-01 13:34:18,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550309297] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:34:18,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:34:18,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 13:34:18,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347444607] [2023-04-01 13:34:18,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:34:18,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 13:34:18,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:34:18,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 13:34:18,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:34:18,368 INFO L87 Difference]: Start difference. First operand 604 states and 755 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-04-01 13:34:18,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:34:18,660 INFO L93 Difference]: Finished difference Result 1164 states and 1459 transitions. [2023-04-01 13:34:18,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 13:34:18,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 319 [2023-04-01 13:34:18,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:34:18,665 INFO L225 Difference]: With dead ends: 1164 [2023-04-01 13:34:18,666 INFO L226 Difference]: Without dead ends: 605 [2023-04-01 13:34:18,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 13:34:18,668 INFO L413 NwaCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1207 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 13:34:18,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1207 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 13:34:18,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2023-04-01 13:34:18,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 605. [2023-04-01 13:34:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 363 states have (on average 1.2286501377410468) internal successors, (446), 365 states have internal predecessors, (446), 156 states have call successors, (156), 87 states have call predecessors, (156), 85 states have return successors, (154), 153 states have call predecessors, (154), 154 states have call successors, (154) [2023-04-01 13:34:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 756 transitions. [2023-04-01 13:34:18,726 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 756 transitions. Word has length 319 [2023-04-01 13:34:18,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:34:18,732 INFO L495 AbstractCegarLoop]: Abstraction has 605 states and 756 transitions. [2023-04-01 13:34:18,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-04-01 13:34:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 756 transitions. [2023-04-01 13:34:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-04-01 13:34:18,738 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:34:18,739 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:34:18,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 13:34:18,739 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:34:18,739 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:34:18,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2058960051, now seen corresponding path program 1 times [2023-04-01 13:34:18,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:34:18,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917608089] [2023-04-01 13:34:18,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:34:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2023-04-01 13:34:20,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:34:20,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917608089] [2023-04-01 13:34:20,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917608089] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:34:20,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:34:20,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 13:34:20,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451141415] [2023-04-01 13:34:20,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:34:20,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 13:34:20,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:34:20,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 13:34:20,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 13:34:20,771 INFO L87 Difference]: Start difference. First operand 605 states and 756 transitions. Second operand has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-04-01 13:34:28,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:34:28,356 INFO L93 Difference]: Finished difference Result 2445 states and 3087 transitions. [2023-04-01 13:34:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 13:34:28,357 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 320 [2023-04-01 13:34:28,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:34:28,369 INFO L225 Difference]: With dead ends: 2445 [2023-04-01 13:34:28,370 INFO L226 Difference]: Without dead ends: 2442 [2023-04-01 13:34:28,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-04-01 13:34:28,372 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 3537 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 3011 mSolverCounterSat, 2371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3670 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 5382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2371 IncrementalHoareTripleChecker+Valid, 3011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-04-01 13:34:28,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3670 Valid, 376 Invalid, 5382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2371 Valid, 3011 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2023-04-01 13:34:28,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2442 states. [2023-04-01 13:34:28,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2442 to 1881. [2023-04-01 13:34:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1881 states, 1116 states have (on average 1.2123655913978495) internal successors, (1353), 1122 states have internal predecessors, (1353), 488 states have call successors, (488), 275 states have call predecessors, (488), 276 states have return successors, (526), 485 states have call predecessors, (526), 486 states have call successors, (526) [2023-04-01 13:34:28,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1881 states and 2367 transitions. [2023-04-01 13:34:28,514 INFO L78 Accepts]: Start accepts. Automaton has 1881 states and 2367 transitions. Word has length 320 [2023-04-01 13:34:28,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:34:28,515 INFO L495 AbstractCegarLoop]: Abstraction has 1881 states and 2367 transitions. [2023-04-01 13:34:28,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 4 states have call successors, (53), 5 states have call predecessors, (53), 3 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-04-01 13:34:28,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2367 transitions. [2023-04-01 13:34:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-04-01 13:34:28,520 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:34:28,520 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:34:28,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 13:34:28,521 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:34:28,521 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:34:28,521 INFO L85 PathProgramCache]: Analyzing trace with hash -963872879, now seen corresponding path program 1 times [2023-04-01 13:34:28,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:34:28,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495743428] [2023-04-01 13:34:28,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:28,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:34:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2023-04-01 13:34:29,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:34:29,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495743428] [2023-04-01 13:34:29,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495743428] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:34:29,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:34:29,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 13:34:29,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781916164] [2023-04-01 13:34:29,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:34:29,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 13:34:29,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:34:29,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 13:34:29,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:34:29,034 INFO L87 Difference]: Start difference. First operand 1881 states and 2367 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2023-04-01 13:34:29,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:34:29,511 INFO L93 Difference]: Finished difference Result 3747 states and 4735 transitions. [2023-04-01 13:34:29,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 13:34:29,512 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 339 [2023-04-01 13:34:29,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:34:29,524 INFO L225 Difference]: With dead ends: 3747 [2023-04-01 13:34:29,524 INFO L226 Difference]: Without dead ends: 1913 [2023-04-01 13:34:29,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:34:29,534 INFO L413 NwaCegarLoop]: 605 mSDtfsCounter, 3 mSDsluCounter, 1809 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2414 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 13:34:29,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2414 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 13:34:29,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1913 states. [2023-04-01 13:34:29,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1913 to 1905. [2023-04-01 13:34:29,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1905 states, 1132 states have (on average 1.209363957597173) internal successors, (1369), 1140 states have internal predecessors, (1369), 490 states have call successors, (490), 275 states have call predecessors, (490), 282 states have return successors, (538), 491 states have call predecessors, (538), 488 states have call successors, (538) [2023-04-01 13:34:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1905 states and 2397 transitions. [2023-04-01 13:34:29,721 INFO L78 Accepts]: Start accepts. Automaton has 1905 states and 2397 transitions. Word has length 339 [2023-04-01 13:34:29,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:34:29,721 INFO L495 AbstractCegarLoop]: Abstraction has 1905 states and 2397 transitions. [2023-04-01 13:34:29,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2023-04-01 13:34:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2397 transitions. [2023-04-01 13:34:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2023-04-01 13:34:29,728 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:34:29,729 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 13:34:29,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 13:34:29,729 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:34:29,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:34:29,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1302005288, now seen corresponding path program 1 times [2023-04-01 13:34:29,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:34:29,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861280775] [2023-04-01 13:34:29,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:29,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:34:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2023-04-01 13:34:32,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:34:32,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861280775] [2023-04-01 13:34:32,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861280775] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 13:34:32,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205403219] [2023-04-01 13:34:32,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:34:32,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 13:34:32,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:34:32,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 13:34:32,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 13:34:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:34:32,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 3623 conjuncts, 30 conjunts are in the unsatisfiable core [2023-04-01 13:34:32,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 13:34:34,185 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2023-04-01 13:34:34,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 13:34:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2023-04-01 13:34:34,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205403219] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 13:34:34,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1819317163] [2023-04-01 13:34:34,894 INFO L159 IcfgInterpreter]: Started Sifa with 240 locations of interest [2023-04-01 13:34:34,894 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 13:34:34,907 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 13:34:34,911 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 13:34:34,912 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs