./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a172742698d01ea3d6a7e277a97e7636a1425e62fd3035feb511b810f7b798f5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:02:33,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:02:33,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:02:33,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:02:33,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:02:33,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:02:33,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:02:33,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:02:33,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:02:33,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:02:33,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:02:33,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:02:33,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:02:33,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:02:33,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:02:33,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:02:33,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:02:33,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:02:33,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:02:33,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:02:33,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:02:33,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:02:33,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:02:33,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:02:33,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:02:33,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:02:33,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:02:33,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:02:33,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:02:33,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:02:33,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:02:33,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:02:33,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:02:33,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:02:33,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:02:33,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:02:33,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:02:33,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:02:33,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:02:33,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:02:33,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:02:33,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:02:33,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:02:33,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:02:33,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:02:33,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:02:33,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:02:33,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:02:33,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:02:33,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:02:33,242 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:02:33,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:02:33,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:02:33,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:02:33,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:02:33,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:02:33,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:02:33,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:33,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:02:33,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:02:33,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:02:33,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a172742698d01ea3d6a7e277a97e7636a1425e62fd3035feb511b810f7b798f5 [2021-12-15 13:02:33,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:02:33,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:02:33,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:02:33,468 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:02:33,468 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:02:33,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:33,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dfbb0571/4be328eb7ca14c4f9440780ebbfab3cb/FLAGaefd11efd [2021-12-15 13:02:34,011 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:02:34,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:34,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dfbb0571/4be328eb7ca14c4f9440780ebbfab3cb/FLAGaefd11efd [2021-12-15 13:02:34,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dfbb0571/4be328eb7ca14c4f9440780ebbfab3cb [2021-12-15 13:02:34,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:02:34,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:02:34,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:34,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:02:34,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:02:34,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:34" (1/1) ... [2021-12-15 13:02:34,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e77471c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:34, skipping insertion in model container [2021-12-15 13:02:34,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:34" (1/1) ... [2021-12-15 13:02:34,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:02:34,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:35,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2021-12-15 13:02:35,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:35,260 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:02:35,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2021-12-15 13:02:35,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:35,574 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:02:35,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35 WrapperNode [2021-12-15 13:02:35,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:35,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:35,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:02:35,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:02:35,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,776 INFO L137 Inliner]: procedures = 184, calls = 1937, calls flagged for inlining = 74, calls inlined = 66, statements flattened = 5079 [2021-12-15 13:02:35,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:35,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:02:35,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:02:35,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:02:35,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:02:35,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:02:35,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:02:35,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:02:35,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (1/1) ... [2021-12-15 13:02:35,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:35,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:02:35,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:02:35,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:02:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2021-12-15 13:02:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2021-12-15 13:02:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:02:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:02:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_asb100_data [2021-12-15 13:02:36,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_asb100_data [2021-12-15 13:02:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2021-12-15 13:02:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2021-12-15 13:02:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2021-12-15 13:02:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2021-12-15 13:02:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_max [2021-12-15 13:02:36,024 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_max [2021-12-15 13:02:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_hyst [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_hyst [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_hyst [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_hyst [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf_temp_from_reg [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sprintf_temp_from_reg [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:02:36,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:02:36,057 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_update_device [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_update_device [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_asb100_data [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_asb100_data [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_div [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_div [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:02:36,058 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2021-12-15 13:02:36,058 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_max [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_max [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure IN_TO_REG [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_TO_REG [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_min [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_min [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_write_value [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_write_value [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure TEMP_TO_REG [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure TEMP_TO_REG [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2021-12-15 13:02:36,059 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2021-12-15 13:02:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_min [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_min [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_asb100_data [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_asb100_data [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2021-12-15 13:02:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2021-12-15 13:02:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure IN_FROM_REG [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_FROM_REG [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_detect [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_detect [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_read_value [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_read_value [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2021-12-15 13:02:36,061 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2021-12-15 13:02:36,061 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:02:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:02:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_dummy [2021-12-15 13:02:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_dummy [2021-12-15 13:02:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:02:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:02:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:02:36,062 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:02:36,062 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:02:36,608 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:02:36,611 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:02:39,029 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:02:39,058 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:02:39,058 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:02:39,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:39 BoogieIcfgContainer [2021-12-15 13:02:39,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:02:39,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:02:39,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:02:39,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:02:39,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:02:34" (1/3) ... [2021-12-15 13:02:39,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26266668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:39, skipping insertion in model container [2021-12-15 13:02:39,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:35" (2/3) ... [2021-12-15 13:02:39,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26266668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:39, skipping insertion in model container [2021-12-15 13:02:39,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:39" (3/3) ... [2021-12-15 13:02:39,076 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:39,080 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:02:39,080 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:02:39,124 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:02:39,133 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:02:39,133 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:02:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand has 1289 states, 959 states have (on average 1.4817518248175183) internal successors, (1421), 973 states have internal predecessors, (1421), 277 states have call successors, (277), 51 states have call predecessors, (277), 51 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) [2021-12-15 13:02:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-15 13:02:39,174 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:02:39,174 INFO L514 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] [2021-12-15 13:02:39,175 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:02:39,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:02:39,179 INFO L85 PathProgramCache]: Analyzing trace with hash -773562485, now seen corresponding path program 1 times [2021-12-15 13:02:39,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:02:39,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119246924] [2021-12-15 13:02:39,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:02:39,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:02:39,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:02:39,276 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:02:39,282 INFO L158 Benchmark]: Toolchain (without parser) took 5022.33ms. Allocated memory was 92.3MB in the beginning and 331.4MB in the end (delta: 239.1MB). Free memory was 51.9MB in the beginning and 230.4MB in the end (delta: -178.5MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,283 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:02:39,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1316.04ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 51.6MB in the beginning and 75.3MB in the end (delta: -23.7MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.45ms. Allocated memory is still 151.0MB. Free memory was 75.3MB in the beginning and 84.0MB in the end (delta: -8.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,285 INFO L158 Benchmark]: Boogie Preprocessor took 174.97ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 56.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,289 INFO L158 Benchmark]: RCFGBuilder took 3108.49ms. Allocated memory was 151.0MB in the beginning and 331.4MB in the end (delta: 180.4MB). Free memory was 56.7MB in the beginning and 255.6MB in the end (delta: -198.9MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,290 INFO L158 Benchmark]: TraceAbstraction took 217.34ms. Allocated memory is still 331.4MB. Free memory was 254.5MB in the beginning and 230.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:02:39,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1316.04ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 51.6MB in the beginning and 75.3MB in the end (delta: -23.7MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.45ms. Allocated memory is still 151.0MB. Free memory was 75.3MB in the beginning and 84.0MB in the end (delta: -8.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.97ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 56.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3108.49ms. Allocated memory was 151.0MB in the beginning and 331.4MB in the end (delta: 180.4MB). Free memory was 56.7MB in the beginning and 255.6MB in the end (delta: -198.9MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. * TraceAbstraction took 217.34ms. Allocated memory is still 331.4MB. Free memory was 254.5MB in the beginning and 230.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:02:39,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a172742698d01ea3d6a7e277a97e7636a1425e62fd3035feb511b810f7b798f5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:02:41,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:02:41,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:02:41,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:02:41,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:02:41,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:02:41,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:02:41,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:02:41,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:02:41,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:02:41,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:02:41,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:02:41,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:02:41,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:02:41,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:02:41,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:02:41,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:02:41,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:02:41,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:02:41,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:02:41,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:02:41,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:02:41,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:02:41,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:02:41,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:02:41,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:02:41,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:02:41,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:02:41,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:02:41,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:02:41,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:02:41,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:02:41,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:02:41,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:02:41,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:02:41,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:02:41,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:02:41,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:02:41,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:02:41,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:02:41,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:02:41,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:02:41,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:02:41,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:02:41,227 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:02:41,227 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:02:41,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:02:41,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:02:41,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:02:41,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:02:41,230 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:02:41,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:02:41,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:02:41,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:02:41,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:02:41,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:02:41,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:02:41,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:02:41,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:02:41,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:02:41,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:02:41,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:02:41,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:02:41,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:02:41,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:02:41,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:41,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:02:41,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:02:41,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:02:41,234 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:02:41,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:02:41,235 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:02:41,235 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:02:41,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:02:41,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:02:41,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:02:41,236 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a172742698d01ea3d6a7e277a97e7636a1425e62fd3035feb511b810f7b798f5 [2021-12-15 13:02:41,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:02:41,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:02:41,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:02:41,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:02:41,546 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:02:41,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:41,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/644a60b56/0d7dea7acbcf4725b52276a527a4d1d7/FLAG1bd87a196 [2021-12-15 13:02:42,149 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:02:42,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:42,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/644a60b56/0d7dea7acbcf4725b52276a527a4d1d7/FLAG1bd87a196 [2021-12-15 13:02:42,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/644a60b56/0d7dea7acbcf4725b52276a527a4d1d7 [2021-12-15 13:02:42,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:02:42,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:02:42,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:42,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:02:42,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:02:42,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:42" (1/1) ... [2021-12-15 13:02:42,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8c7db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:42, skipping insertion in model container [2021-12-15 13:02:42,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:42" (1/1) ... [2021-12-15 13:02:42,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:02:42,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:43,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2021-12-15 13:02:43,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:43,319 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:02:43,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:43,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2021-12-15 13:02:43,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:43,628 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:02:43,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i[168612,168625] [2021-12-15 13:02:43,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:44,028 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:02:44,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44 WrapperNode [2021-12-15 13:02:44,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:44,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:44,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:02:44,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:02:44,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,235 INFO L137 Inliner]: procedures = 193, calls = 1937, calls flagged for inlining = 74, calls inlined = 66, statements flattened = 4843 [2021-12-15 13:02:44,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:44,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:02:44,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:02:44,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:02:44,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:02:44,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:02:44,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:02:44,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:02:44,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (1/1) ... [2021-12-15 13:02:44,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:44,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:02:44,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:02:44,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:02:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:02:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_asb100_data [2021-12-15 13:02:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_asb100_data [2021-12-15 13:02:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2021-12-15 13:02:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2021-12-15 13:02:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:02:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:02:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:02:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2021-12-15 13:02:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2021-12-15 13:02:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:02:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:02:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_div [2021-12-15 13:02:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_div [2021-12-15 13:02:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:02:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:02:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:02:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:02:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure IN_TO_REG [2021-12-15 13:02:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_TO_REG [2021-12-15 13:02:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_min [2021-12-15 13:02:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_min [2021-12-15 13:02:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure TEMP_TO_REG [2021-12-15 13:02:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure TEMP_TO_REG [2021-12-15 13:02:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:02:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:02:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_min [2021-12-15 13:02:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_min [2021-12-15 13:02:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2021-12-15 13:02:44,479 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2021-12-15 13:02:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:02:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2021-12-15 13:02:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2021-12-15 13:02:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2021-12-15 13:02:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2021-12-15 13:02:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2021-12-15 13:02:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2021-12-15 13:02:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:02:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:02:44,481 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2021-12-15 13:02:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2021-12-15 13:02:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:02:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:02:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:02:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:02:44,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:02:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:02:44,483 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2021-12-15 13:02:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2021-12-15 13:02:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:02:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:02:44,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:02:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_read_value [2021-12-15 13:02:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_read_value [2021-12-15 13:02:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:02:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:02:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2021-12-15 13:02:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2021-12-15 13:02:44,485 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:02:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:02:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2021-12-15 13:02:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2021-12-15 13:02:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:02:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:02:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2021-12-15 13:02:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_asb100_data [2021-12-15 13:02:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_max [2021-12-15 13:02:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_max [2021-12-15 13:02:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_hyst [2021-12-15 13:02:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_hyst [2021-12-15 13:02:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-15 13:02:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-15 13:02:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2021-12-15 13:02:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2021-12-15 13:02:44,488 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_hyst [2021-12-15 13:02:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_hyst [2021-12-15 13:02:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf_temp_from_reg [2021-12-15 13:02:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure sprintf_temp_from_reg [2021-12-15 13:02:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_update_device [2021-12-15 13:02:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_update_device [2021-12-15 13:02:44,489 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_asb100_data [2021-12-15 13:02:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_asb100_data [2021-12-15 13:02:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2021-12-15 13:02:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2021-12-15 13:02:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2021-12-15 13:02:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2021-12-15 13:02:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_max [2021-12-15 13:02:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_max [2021-12-15 13:02:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:02:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:02:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_write_value [2021-12-15 13:02:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_write_value [2021-12-15 13:02:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:02:44,492 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2021-12-15 13:02:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2021-12-15 13:02:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:02:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:02:44,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_asb100_data [2021-12-15 13:02:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_asb100_data [2021-12-15 13:02:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2021-12-15 13:02:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2021-12-15 13:02:44,494 INFO L130 BoogieDeclarations]: Found specification of procedure IN_FROM_REG [2021-12-15 13:02:44,495 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_FROM_REG [2021-12-15 13:02:44,495 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-15 13:02:44,497 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-15 13:02:44,497 INFO L130 BoogieDeclarations]: Found specification of procedure asb100_detect [2021-12-15 13:02:44,498 INFO L138 BoogieDeclarations]: Found implementation of procedure asb100_detect [2021-12-15 13:02:44,498 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_dummy [2021-12-15 13:02:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_dummy [2021-12-15 13:02:44,500 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:44,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:02:44,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:02:44,505 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:02:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:02:45,163 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:02:45,166 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:02:52,315 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:02:52,324 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:02:52,325 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:02:52,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:52 BoogieIcfgContainer [2021-12-15 13:02:52,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:02:52,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:02:52,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:02:52,331 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:02:52,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:02:42" (1/3) ... [2021-12-15 13:02:52,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296d98d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:52, skipping insertion in model container [2021-12-15 13:02:52,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:44" (2/3) ... [2021-12-15 13:02:52,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296d98d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:52, skipping insertion in model container [2021-12-15 13:02:52,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:52" (3/3) ... [2021-12-15 13:02:52,333 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--asb100.ko-main.cil.out.i [2021-12-15 13:02:52,336 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:02:52,337 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:02:52,383 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:02:52,387 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:02:52,387 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:02:52,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 1289 states, 959 states have (on average 1.4817518248175183) internal successors, (1421), 973 states have internal predecessors, (1421), 277 states have call successors, (277), 51 states have call predecessors, (277), 51 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) [2021-12-15 13:02:52,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-12-15 13:02:52,434 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:02:52,435 INFO L514 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] [2021-12-15 13:02:52,435 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:02:52,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:02:52,440 INFO L85 PathProgramCache]: Analyzing trace with hash -773562485, now seen corresponding path program 1 times [2021-12-15 13:02:52,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 13:02:52,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [460053030] [2021-12-15 13:02:52,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:02:52,456 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 13:02:52,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 13:02:52,459 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 13:02:52,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 13:02:52,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 13:02:53,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 13:02:53,028 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:02:53,032 INFO L158 Benchmark]: Toolchain (without parser) took 10647.10ms. Allocated memory was 54.5MB in the beginning and 369.1MB in the end (delta: 314.6MB). Free memory was 35.5MB in the beginning and 167.1MB in the end (delta: -131.6MB). Peak memory consumption was 183.5MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,033 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:02:53,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1642.02ms. Allocated memory was 54.5MB in the beginning and 184.5MB in the end (delta: 130.0MB). Free memory was 35.3MB in the beginning and 96.1MB in the end (delta: -60.7MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.08ms. Allocated memory is still 184.5MB. Free memory was 96.1MB in the beginning and 118.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,034 INFO L158 Benchmark]: Boogie Preprocessor took 170.58ms. Allocated memory is still 184.5MB. Free memory was 118.1MB in the beginning and 87.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,034 INFO L158 Benchmark]: RCFGBuilder took 7918.92ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 87.7MB in the beginning and 209.0MB in the end (delta: -121.4MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,034 INFO L158 Benchmark]: TraceAbstraction took 702.90ms. Allocated memory is still 369.1MB. Free memory was 208.0MB in the beginning and 167.1MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-15 13:02:53,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1642.02ms. Allocated memory was 54.5MB in the beginning and 184.5MB in the end (delta: 130.0MB). Free memory was 35.3MB in the beginning and 96.1MB in the end (delta: -60.7MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.08ms. Allocated memory is still 184.5MB. Free memory was 96.1MB in the beginning and 118.1MB in the end (delta: -22.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.58ms. Allocated memory is still 184.5MB. Free memory was 118.1MB in the beginning and 87.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7918.92ms. Allocated memory was 184.5MB in the beginning and 369.1MB in the end (delta: 184.5MB). Free memory was 87.7MB in the beginning and 209.0MB in the end (delta: -121.4MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. * TraceAbstraction took 702.90ms. Allocated memory is still 369.1MB. Free memory was 208.0MB in the beginning and 167.1MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:02:53,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable