/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 11:51:58,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 11:51:58,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 11:51:58,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 11:51:58,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 11:51:58,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 11:51:58,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 11:51:58,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 11:51:58,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 11:51:58,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 11:51:58,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 11:51:58,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 11:51:58,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 11:51:58,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 11:51:58,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 11:51:58,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 11:51:58,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 11:51:58,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 11:51:58,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 11:51:58,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 11:51:58,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 11:51:58,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 11:51:58,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 11:51:58,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 11:51:58,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 11:51:58,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 11:51:58,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 11:51:58,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 11:51:58,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 11:51:58,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 11:51:58,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 11:51:58,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 11:51:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 11:51:58,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 11:51:58,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 11:51:58,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 11:51:58,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 11:51:58,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 11:51:58,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 11:51:58,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 11:51:58,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 11:51:58,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-14 11:51:58,581 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 11:51:58,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 11:51:58,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 11:51:58,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 11:51:58,583 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 11:51:58,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 11:51:58,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 11:51:58,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 11:51:58,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 11:51:58,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 11:51:58,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 11:51:58,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 11:51:58,585 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 11:51:58,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 11:51:58,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 11:51:58,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 11:51:58,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 11:51:58,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 11:51:58,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 11:51:58,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 11:51:58,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 11:51:58,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 11:51:58,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 11:51:58,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 11:51:58,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 11:51:58,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 11:51:58,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 11:51:58,590 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 11:51:58,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 11:51:58,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 11:51:58,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 11:51:58,926 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 11:51:58,927 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 11:51:58,928 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-14 11:51:58,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2872baab5/2c3730f53a6d40e5b910353fcad04363/FLAGb3c2f4eed [2020-10-14 11:51:59,791 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 11:51:59,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-14 11:51:59,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2872baab5/2c3730f53a6d40e5b910353fcad04363/FLAGb3c2f4eed [2020-10-14 11:52:00,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2872baab5/2c3730f53a6d40e5b910353fcad04363 [2020-10-14 11:52:00,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 11:52:00,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 11:52:00,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 11:52:00,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 11:52:00,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 11:52:00,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:52:00" (1/1) ... [2020-10-14 11:52:00,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff78a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:00, skipping insertion in model container [2020-10-14 11:52:00,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:52:00" (1/1) ... [2020-10-14 11:52:00,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 11:52:00,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 11:52:01,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 11:52:01,860 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 11:52:02,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 11:52:02,466 INFO L208 MainTranslator]: Completed translation [2020-10-14 11:52:02,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02 WrapperNode [2020-10-14 11:52:02,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 11:52:02,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 11:52:02,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 11:52:02,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 11:52:02,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... [2020-10-14 11:52:02,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 11:52:02,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 11:52:02,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 11:52:02,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 11:52:02,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 11:52:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 11:52:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 11:52:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2020-10-14 11:52:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2020-10-14 11:52:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-14 11:52:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-14 11:52:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-10-14 11:52:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2020-10-14 11:52:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2020-10-14 11:52:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp2_fault [2020-10-14 11:52:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1 [2020-10-14 11:52:02,879 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1 [2020-10-14 11:52:02,881 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_enable [2020-10-14 11:52:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_enable [2020-10-14 11:52:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_channels_temp [2020-10-14 11:52:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2020-10-14 11:52:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2020-10-14 11:52:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2020-10-14 11:52:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2020-10-14 11:52:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_auto_point_pwm [2020-10-14 11:52:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2020-10-14 11:52:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_fault [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_div [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan1_div [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_probe [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_remove [2020-10-14 11:52:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_init_client [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_init [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_exit [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-14 11:52:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-14 11:52:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-14 11:52:02,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-14 11:52:02,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-14 11:52:02,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2020-10-14 11:52:02,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2020-10-14 11:52:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2020-10-14 11:52:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-14 11:52:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2020-10-14 11:52:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2020-10-14 11:52:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 11:52:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 11:52:02,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-14 11:52:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-14 11:52:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-14 11:52:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 11:52:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-14 11:52:02,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-14 11:52:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 11:52:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 11:52:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 11:52:02,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2020-10-14 11:52:02,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 11:52:02,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 11:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2020-10-14 11:52:02,898 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2020-10-14 11:52:02,899 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2020-10-14 11:52:02,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 11:52:02,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 11:52:02,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 11:52:02,901 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-14 11:52:02,901 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2020-10-14 11:52:02,901 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2020-10-14 11:52:02,901 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-14 11:52:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-14 11:52:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-14 11:52:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-14 11:52:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 11:52:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-14 11:52:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-14 11:52:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 11:52:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-14 11:52:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2020-10-14 11:52:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-14 11:52:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2020-10-14 11:52:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 11:52:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-14 11:52:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-10-14 11:52:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2020-10-14 11:52:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_probe [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_init_client [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_remove [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2020-10-14 11:52:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2020-10-14 11:52:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp2_fault [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1 [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1 [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_enable [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_enable [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_channels_temp [2020-10-14 11:52:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_auto_point_pwm [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_fault [2020-10-14 11:52:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_div [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan1_div [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_init [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_exit [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 11:52:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-14 11:52:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 11:52:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2020-10-14 11:52:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 11:52:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 11:52:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 11:52:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 11:52:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 11:52:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 11:52:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 11:52:11,935 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 11:52:11,935 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 11:52:11,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:52:11 BoogieIcfgContainer [2020-10-14 11:52:11,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 11:52:11,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 11:52:11,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 11:52:11,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 11:52:11,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:52:00" (1/3) ... [2020-10-14 11:52:11,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5171e360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:52:11, skipping insertion in model container [2020-10-14 11:52:11,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:52:02" (2/3) ... [2020-10-14 11:52:11,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5171e360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:52:11, skipping insertion in model container [2020-10-14 11:52:11,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:52:11" (3/3) ... [2020-10-14 11:52:11,955 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2020-10-14 11:52:11,965 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 11:52:11,975 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 11:52:11,989 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 11:52:12,018 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 11:52:12,019 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 11:52:12,019 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 11:52:12,019 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 11:52:12,019 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 11:52:12,019 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 11:52:12,019 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 11:52:12,019 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 11:52:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states. [2020-10-14 11:52:12,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 11:52:12,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 11:52:12,075 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 11:52:12,076 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 11:52:12,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 11:52:12,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1132855016, now seen corresponding path program 1 times [2020-10-14 11:52:12,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 11:52:12,091 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995626972] [2020-10-14 11:52:12,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 11:52:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:13,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:15,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:18,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:18,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 11:52:18,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 11:52:18,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5586 [2020-10-14 11:52:18,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:18,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 11:52:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 11:52:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 11:52:18,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 11:52:34,910 WARN L193 SmtUtils]: Spent 15.81 s on a formula simplification that was a NOOP. DAG size: 1807 [2020-10-14 11:52:34,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 11:52:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:34,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:36,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:36,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 11:52:36,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:52:36,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1454 [2020-10-14 11:52:36,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:36,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:52:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:52:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:52:36,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:52:36,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 11:52:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:36,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:36,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:36,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 11:52:36,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:52:36,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 11:52:36,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:36,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:36,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:52:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:52:36,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:52:36,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:52:36,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-14 11:52:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:36,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:36,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:36,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 11:52:36,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:52:36,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 11:52:36,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:36,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:36,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:52:36,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 11:52:36,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:52:36,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:52:36,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 11:52:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:36,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:36,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:36,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 11:52:36,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:52:36,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 11:52:36,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:36,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:36,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:52:36,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:52:36,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:52:36,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:52:36,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 11:52:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:52:36,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:52:36,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:52:36,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 11:52:36,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:52:36,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 11:52:36,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:52:36,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:52:36,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:52:36,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:52:36,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:52:36,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:52:36,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 11:52:36,865 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995626972] [2020-10-14 11:52:36,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 11:52:36,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 11:52:36,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998476735] [2020-10-14 11:52:36,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 11:52:36,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 11:52:36,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 11:52:36,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 11:52:36,892 INFO L87 Difference]: Start difference. First operand 1110 states. Second operand 6 states. [2020-10-14 11:52:54,936 WARN L193 SmtUtils]: Spent 15.10 s on a formula simplification that was a NOOP. DAG size: 1809 [2020-10-14 11:54:25,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 11:54:25,497 INFO L93 Difference]: Finished difference Result 3870 states and 6306 transitions. [2020-10-14 11:54:25,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 11:54:25,502 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 47 [2020-10-14 11:54:25,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 11:54:25,545 INFO L225 Difference]: With dead ends: 3870 [2020-10-14 11:54:25,546 INFO L226 Difference]: Without dead ends: 2856 [2020-10-14 11:54:25,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-14 11:54:25,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2856 states. [2020-10-14 11:54:26,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2856 to 1958. [2020-10-14 11:54:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1958 states. [2020-10-14 11:54:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2852 transitions. [2020-10-14 11:54:26,459 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2852 transitions. Word has length 47 [2020-10-14 11:54:26,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 11:54:26,460 INFO L479 AbstractCegarLoop]: Abstraction has 1958 states and 2852 transitions. [2020-10-14 11:54:26,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 11:54:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2852 transitions. [2020-10-14 11:54:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-14 11:54:26,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 11:54:26,466 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 11:54:26,466 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 11:54:26,466 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 11:54:26,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 11:54:26,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1111047855, now seen corresponding path program 1 times [2020-10-14 11:54:26,467 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 11:54:26,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687688667] [2020-10-14 11:54:26,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 11:54:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:26,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:28,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:30,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:31,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:31,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 11:54:31,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 11:54:31,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5112 [2020-10-14 11:54:31,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:31,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 11:54:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 11:54:31,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 11:54:31,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:54:47,328 WARN L193 SmtUtils]: Spent 15.21 s on a formula simplification that was a NOOP. DAG size: 1807 [2020-10-14 11:54:47,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 11:54:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:47,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:48,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:48,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 11:54:48,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:54:48,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 953 [2020-10-14 11:54:48,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:48,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:48,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:54:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:54:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:54:48,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:54:48,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 11:54:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:48,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:48,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:48,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 11:54:48,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:54:48,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 11:54:48,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:48,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:54:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:54:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:54:48,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 11:54:48,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 11:54:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:48,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:48,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:48,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 11:54:48,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:54:48,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 11:54:48,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:48,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:54:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 11:54:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:54:48,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 11:54:48,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 11:54:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:48,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:48,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:48,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 11:54:48,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:54:48,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 11:54:48,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:48,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:48,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:54:48,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:54:48,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:54:48,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:54:48,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 11:54:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 11:54:48,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 11:54:48,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 11:54:48,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 11:54:48,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 11:54:48,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 11:54:48,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 11:54:48,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 11:54:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 11:54:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 11:54:48,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 11:54:48,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 11:54:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 11:54:48,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687688667] [2020-10-14 11:54:48,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 11:54:48,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 11:54:48,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662735013] [2020-10-14 11:54:48,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 11:54:48,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 11:54:48,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 11:54:48,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 11:54:48,719 INFO L87 Difference]: Start difference. First operand 1958 states and 2852 transitions. Second operand 6 states. [2020-10-14 11:55:12,181 WARN L193 SmtUtils]: Spent 15.37 s on a formula simplification that was a NOOP. DAG size: 1809