./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f 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-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.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 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 14:07:01,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:07:01,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:07:01,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:07:01,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:07:01,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:07:01,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:07:01,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:07:01,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:07:01,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:07:01,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:07:01,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:07:01,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:07:01,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:07:01,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:07:01,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:07:01,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:07:01,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:07:01,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:07:01,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:07:01,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:07:01,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:07:01,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:07:01,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:07:01,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:07:01,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:07:01,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:07:01,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:07:01,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:07:01,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:07:01,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:07:01,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:07:01,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:07:01,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:07:01,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:07:01,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:07:01,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:07:01,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:07:01,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:07:01,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:07:01,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:07:01,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 14:07:01,299 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:07:01,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:07:01,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:07:01,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:07:01,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:07:01,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:07:01,302 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:07:01,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:07:01,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 14:07:01,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:07:01,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:07:01,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:07:01,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:07:01,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:07:01,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:07:01,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:07:01,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:07:01,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:07:01,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:07:01,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:07:01,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:07:01,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:07:01,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:07:01,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 14:07:01,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 14:07:01,305 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:07:01,305 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:07:01,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:07:01,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:07:01,306 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-11-07 14:07:01,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:07:01,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:07:01,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:07:01,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:07:01,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:07:01,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:01,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41099fe58/69452833b25d4f43b610f8f81a5ca899/FLAG5cb8ba32f [2021-11-07 14:07:01,922 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:07:01,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:01,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41099fe58/69452833b25d4f43b610f8f81a5ca899/FLAG5cb8ba32f [2021-11-07 14:07:02,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41099fe58/69452833b25d4f43b610f8f81a5ca899 [2021-11-07 14:07:02,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:07:02,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:07:02,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:02,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:07:02,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:07:02,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a5e6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02, skipping insertion in model container [2021-11-07 14:07:02,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:07:02,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:07:02,691 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-11-07 14:07:02,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:02,709 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 14:07:02,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-11-07 14:07:02,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:02,866 INFO L208 MainTranslator]: Completed translation [2021-11-07 14:07:02,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02 WrapperNode [2021-11-07 14:07:02,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:02,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 14:07:02,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 14:07:02,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 14:07:02,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 14:07:02,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 14:07:02,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 14:07:02,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 14:07:02,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:02,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:03,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:03,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:03,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:03,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 14:07:03,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 14:07:03,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 14:07:03,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 14:07:03,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (1/1) ... [2021-11-07 14:07:03,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:07:03,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:07:03,072 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) [2021-11-07 14:07:03,089 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 [2021-11-07 14:07:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 14:07:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 14:07:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 14:07:03,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 14:07:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 14:07:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 14:07:03,878 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 14:07:03,878 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-11-07 14:07:03,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:03 BoogieIcfgContainer [2021-11-07 14:07:03,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 14:07:03,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 14:07:03,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 14:07:03,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 14:07:03,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:07:02" (1/3) ... [2021-11-07 14:07:03,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35965d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:03, skipping insertion in model container [2021-11-07 14:07:03,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:02" (2/3) ... [2021-11-07 14:07:03,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35965d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:03, skipping insertion in model container [2021-11-07 14:07:03,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:03" (3/3) ... [2021-11-07 14:07:03,886 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:03,890 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 14:07:03,890 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-07 14:07:03,919 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 14:07:03,924 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 [2021-11-07 14:07:03,924 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 14:07:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-07 14:07:03,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:03,954 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, 1, 1, 1] [2021-11-07 14:07:03,954 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:03,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:03,958 INFO L85 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-11-07 14:07:03,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:07:03,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446362094] [2021-11-07 14:07:03,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:03,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:07:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:04,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:07:04,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446362094] [2021-11-07 14:07:04,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446362094] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:04,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:04,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 14:07:04,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886255447] [2021-11-07 14:07:04,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:04,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:07:04,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:07:04,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:07:04,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:07:04,233 INFO L87 Difference]: Start difference. First operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:04,322 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-11-07 14:07:04,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:07:04,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-11-07 14:07:04,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:04,333 INFO L225 Difference]: With dead ends: 381 [2021-11-07 14:07:04,334 INFO L226 Difference]: Without dead ends: 187 [2021-11-07 14:07:04,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.08ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:07:04,340 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 32 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.60ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:04,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 436 Invalid, 14 Unknown, 0 Unchecked, 6.53ms Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 29.60ms Time] [2021-11-07 14:07:04,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-07 14:07:04,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-11-07 14:07:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2648648648648648) internal successors, (234), 186 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-11-07 14:07:04,391 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-11-07 14:07:04,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:04,391 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-11-07 14:07:04,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-11-07 14:07:04,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 14:07:04,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:04,400 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:04,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 14:07:04,401 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:04,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:04,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-11-07 14:07:04,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:07:04,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636487324] [2021-11-07 14:07:04,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:04,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:07:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 14:07:04,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:07:04,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636487324] [2021-11-07 14:07:04,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636487324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:04,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:04,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 14:07:04,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282347847] [2021-11-07 14:07:04,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:04,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 14:07:04,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:07:04,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 14:07:04,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 14:07:04,643 INFO L87 Difference]: Start difference. First operand 187 states and 234 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:04,722 INFO L93 Difference]: Finished difference Result 557 states and 709 transitions. [2021-11-07 14:07:04,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 14:07:04,723 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 14:07:04,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:04,726 INFO L225 Difference]: With dead ends: 557 [2021-11-07 14:07:04,726 INFO L226 Difference]: Without dead ends: 373 [2021-11-07 14:07:04,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.66ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 14:07:04,728 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 482 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1008 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.28ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.82ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:04,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [482 Valid, 1008 Invalid, 27 Unknown, 0 Unchecked, 5.28ms Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 32.82ms Time] [2021-11-07 14:07:04,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-11-07 14:07:04,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2021-11-07 14:07:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2606382978723405) internal successors, (237), 189 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 237 transitions. [2021-11-07 14:07:04,744 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 237 transitions. Word has length 54 [2021-11-07 14:07:04,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:04,744 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 237 transitions. [2021-11-07 14:07:04,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:04,745 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2021-11-07 14:07:04,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-07 14:07:04,746 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:04,746 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:04,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 14:07:04,747 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:04,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:04,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1453629604, now seen corresponding path program 1 times [2021-11-07 14:07:04,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:07:04,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057627855] [2021-11-07 14:07:04,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:04,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:07:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:04,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 14:07:04,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057627855] [2021-11-07 14:07:04,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057627855] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:04,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:04,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 14:07:04,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569317377] [2021-11-07 14:07:04,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:04,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 14:07:04,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 14:07:04,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 14:07:04,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 14:07:04,970 INFO L87 Difference]: Start difference. First operand 190 states and 237 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:05,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:05,046 INFO L93 Difference]: Finished difference Result 528 states and 664 transitions. [2021-11-07 14:07:05,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 14:07:05,046 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-07 14:07:05,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:05,047 INFO L225 Difference]: With dead ends: 528 [2021-11-07 14:07:05,047 INFO L226 Difference]: Without dead ends: 339 [2021-11-07 14:07:05,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.04ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 14:07:05,049 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 160 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.47ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.90ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:05,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 682 Invalid, 65 Unknown, 0 Unchecked, 1.47ms Time], IncrementalHoareTripleChecker [4 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 58.90ms Time] [2021-11-07 14:07:05,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-11-07 14:07:05,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 190. [2021-11-07 14:07:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2553191489361701) internal successors, (236), 189 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-11-07 14:07:05,055 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 61 [2021-11-07 14:07:05,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:05,056 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-11-07 14:07:05,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-11-07 14:07:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-07 14:07:05,072 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:05,072 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:05,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 14:07:05,072 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:05,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:05,073 INFO L85 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-11-07 14:07:05,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 14:07:05,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063707823] [2021-11-07 14:07:05,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:05,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 14:07:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 14:07:05,194 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 14:07:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 14:07:05,315 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 14:07:05,315 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-07 14:07:05,316 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2021-11-07 14:07:05,317 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-07 14:07:05,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 14:07:05,319 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-07 14:07:05,321 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 14:07:05,338 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,339 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,340 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,341 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,342 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,343 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,344 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,345 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,346 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,347 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,348 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,349 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,350 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,351 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,352 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,353 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,354 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,355 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,356 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:05,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:07:05 BoogieIcfgContainer [2021-11-07 14:07:05,414 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 14:07:05,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 14:07:05,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 14:07:05,415 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 14:07:05,416 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:03" (3/4) ... [2021-11-07 14:07:05,418 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 14:07:05,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 14:07:05,418 INFO L158 Benchmark]: Toolchain (without parser) took 3128.18ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 102.6MB in the beginning and 150.6MB in the end (delta: -48.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,418 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory was 113.4MB in the beginning and 113.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 14:07:05,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.08ms. Allocated memory is still 138.4MB. Free memory was 102.3MB in the beginning and 93.5MB in the end (delta: 8.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.07ms. Allocated memory is still 138.4MB. Free memory was 93.5MB in the beginning and 87.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,419 INFO L158 Benchmark]: Boogie Preprocessor took 83.97ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 82.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,419 INFO L158 Benchmark]: RCFGBuilder took 831.02ms. Allocated memory is still 138.4MB. Free memory was 82.2MB in the beginning and 92.5MB in the end (delta: -10.3MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,420 INFO L158 Benchmark]: TraceAbstraction took 1533.49ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 91.8MB in the beginning and 151.7MB in the end (delta: -59.8MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,420 INFO L158 Benchmark]: Witness Printer took 2.84ms. Allocated memory is still 199.2MB. Free memory was 151.7MB in the beginning and 150.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-07 14:07:05,421 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 138.4MB. Free memory was 113.4MB in the beginning and 113.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.08ms. Allocated memory is still 138.4MB. Free memory was 102.3MB in the beginning and 93.5MB in the end (delta: 8.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.07ms. Allocated memory is still 138.4MB. Free memory was 93.5MB in the beginning and 87.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.97ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 82.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 831.02ms. Allocated memory is still 138.4MB. Free memory was 82.2MB in the beginning and 92.5MB in the end (delta: -10.3MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1533.49ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 91.8MB in the beginning and 151.7MB in the end (delta: -59.8MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Witness Printer took 2.84ms. Allocated memory is still 199.2MB. Free memory was 151.7MB in the beginning and 150.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1291] COND TRUE ldv_state_variable_0 == 1 [L1179] int tmp ; [L1497] return __VERIFIER_nondet_int(); [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1212] void *tmp ; [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L819] return (p); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1238] COND TRUE ldv_state_variable_1 == 1 [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1358] void *tmp ; [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] tmp = calloc(1U, size) [L834] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L837] return (p); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L937] return (0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1134] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1108] COND FALSE !(cfg->div == 0U) [L1113] pdata->in[i] [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1342] int tmp ; [L1432] int nondetermined ; [L1433] int tmp ; [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1368] reach_error() VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 180 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1402.08ms, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 39.15ms, AutomataDifference: 307.07ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 12.15ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 674 SdHoareTripleChecker+Valid, 121.32ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 674 mSDsluCounter, 2126 SdHoareTripleChecker+Invalid, 103.89ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1335 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 100 IncrementalHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 791 mSDtfsCounter, 100 mSolverCounterSat, 13.27ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.78ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 53.56ms AutomataMinimizationTime, 3 MinimizatonAttempts, 332 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.47ms SsaConstructionTime, 385.67ms SatisfiabilityAnalysisTime, 338.29ms InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 14:07:05,469 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-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.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 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 14:07:07,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 14:07:07,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 14:07:07,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 14:07:07,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 14:07:07,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 14:07:07,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 14:07:07,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 14:07:07,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 14:07:07,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 14:07:07,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 14:07:07,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 14:07:07,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 14:07:07,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 14:07:07,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 14:07:07,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 14:07:07,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 14:07:07,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 14:07:07,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 14:07:07,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 14:07:07,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 14:07:07,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 14:07:07,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 14:07:07,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 14:07:07,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 14:07:07,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 14:07:07,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 14:07:07,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 14:07:07,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 14:07:07,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 14:07:07,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 14:07:07,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 14:07:07,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 14:07:07,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 14:07:07,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 14:07:07,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 14:07:07,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 14:07:07,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 14:07:07,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 14:07:07,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 14:07:07,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 14:07:07,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-07 14:07:07,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 14:07:07,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 14:07:07,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 14:07:07,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 14:07:07,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 14:07:07,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 14:07:07,415 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 14:07:07,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 14:07:07,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 14:07:07,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 14:07:07,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 14:07:07,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 14:07:07,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 14:07:07,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 14:07:07,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 14:07:07,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:07:07,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 14:07:07,419 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 14:07:07,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 14:07:07,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 14:07:07,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 14:07:07,420 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-11-07 14:07:07,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 14:07:07,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 14:07:07,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 14:07:07,736 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 14:07:07,736 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 14:07:07,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:07,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d57fee/40d295b7cf464bd5b2e7feeee4b90567/FLAG08d00c8ba [2021-11-07 14:07:08,295 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 14:07:08,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:08,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d57fee/40d295b7cf464bd5b2e7feeee4b90567/FLAG08d00c8ba [2021-11-07 14:07:08,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7d57fee/40d295b7cf464bd5b2e7feeee4b90567 [2021-11-07 14:07:08,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 14:07:08,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 14:07:08,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:08,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 14:07:08,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 14:07:08,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:08" (1/1) ... [2021-11-07 14:07:08,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12562e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:08, skipping insertion in model container [2021-11-07 14:07:08,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:08" (1/1) ... [2021-11-07 14:07:08,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 14:07:08,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 14:07:09,139 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-11-07 14:07:09,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:09,162 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 14:07:09,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-11-07 14:07:09,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 14:07:09,287 INFO L208 MainTranslator]: Completed translation [2021-11-07 14:07:09,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09 WrapperNode [2021-11-07 14:07:09,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 14:07:09,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 14:07:09,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 14:07:09,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 14:07:09,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 14:07:09,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 14:07:09,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 14:07:09,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 14:07:09,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 14:07:09,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 14:07:09,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 14:07:09,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 14:07:09,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (1/1) ... [2021-11-07 14:07:09,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 14:07:09,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 14:07:09,484 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) [2021-11-07 14:07:09,497 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 [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 14:07:09,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 14:07:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 14:07:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 14:07:09,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 14:07:09,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 14:07:11,147 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 14:07:11,147 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-11-07 14:07:11,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:11 BoogieIcfgContainer [2021-11-07 14:07:11,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 14:07:11,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 14:07:11,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 14:07:11,153 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 14:07:11,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:07:08" (1/3) ... [2021-11-07 14:07:11,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3281d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:11, skipping insertion in model container [2021-11-07 14:07:11,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:09" (2/3) ... [2021-11-07 14:07:11,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e3281d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:11, skipping insertion in model container [2021-11-07 14:07:11,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:11" (3/3) ... [2021-11-07 14:07:11,155 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-07 14:07:11,159 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 14:07:11,159 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-07 14:07:11,193 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 14:07:11,198 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 [2021-11-07 14:07:11,199 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 14:07:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-07 14:07:11,234 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:11,234 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, 1, 1, 1] [2021-11-07 14:07:11,235 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:11,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:11,242 INFO L85 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-11-07 14:07:11,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 14:07:11,253 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916433560] [2021-11-07 14:07:11,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:11,253 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 14:07:11,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-07 14:07:11,275 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) [2021-11-07 14:07:11,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 14:07:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:11,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 14:07:11,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 14:07:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:11,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 14:07:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:11,847 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 14:07:11,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916433560] [2021-11-07 14:07:11,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1916433560] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:11,848 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:11,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 14:07:11,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114883371] [2021-11-07 14:07:11,850 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:11,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 14:07:11,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 14:07:11,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 14:07:11,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:07:11,881 INFO L87 Difference]: Start difference. First operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:11,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:11,985 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-11-07 14:07:11,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 14:07:11,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-11-07 14:07:11,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:11,994 INFO L225 Difference]: With dead ends: 381 [2021-11-07 14:07:11,994 INFO L226 Difference]: Without dead ends: 187 [2021-11-07 14:07:11,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.24ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 14:07:12,012 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 32 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.05ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.65ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:12,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 436 Invalid, 14 Unknown, 0 Unchecked, 3.05ms Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 51.65ms Time] [2021-11-07 14:07:12,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-07 14:07:12,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-11-07 14:07:12,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2648648648648648) internal successors, (234), 186 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-11-07 14:07:12,053 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-11-07 14:07:12,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:12,053 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-11-07 14:07:12,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-11-07 14:07:12,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 14:07:12,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:12,055 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:12,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 14:07:12,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-07 14:07:12,256 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:12,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:12,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-11-07 14:07:12,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 14:07:12,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1292698588] [2021-11-07 14:07:12,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:12,258 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 14:07:12,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-07 14:07:12,260 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 14:07:12,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 14:07:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:12,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 14:07:12,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 14:07:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:12,594 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 14:07:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 14:07:12,709 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 14:07:12,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1292698588] [2021-11-07 14:07:12,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1292698588] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:12,710 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:12,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-07 14:07:12,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046547304] [2021-11-07 14:07:12,710 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:12,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 14:07:12,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 14:07:12,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 14:07:12,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 14:07:12,712 INFO L87 Difference]: Start difference. First operand 187 states and 234 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:12,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:12,825 INFO L93 Difference]: Finished difference Result 519 states and 655 transitions. [2021-11-07 14:07:12,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 14:07:12,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 14:07:12,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:12,827 INFO L225 Difference]: With dead ends: 519 [2021-11-07 14:07:12,827 INFO L226 Difference]: Without dead ends: 333 [2021-11-07 14:07:12,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.04ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-07 14:07:12,828 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 320 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 685 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.30ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.79ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:12,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 685 Invalid, 66 Unknown, 0 Unchecked, 2.30ms Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 88.79ms Time] [2021-11-07 14:07:12,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-11-07 14:07:12,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 187. [2021-11-07 14:07:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2594594594594595) internal successors, (233), 186 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 233 transitions. [2021-11-07 14:07:12,838 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 233 transitions. Word has length 54 [2021-11-07 14:07:12,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:12,838 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 233 transitions. [2021-11-07 14:07:12,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 233 transitions. [2021-11-07 14:07:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 14:07:12,840 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:12,840 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:12,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 14:07:13,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-07 14:07:13,078 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:13,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:13,079 INFO L85 PathProgramCache]: Analyzing trace with hash -568427926, now seen corresponding path program 1 times [2021-11-07 14:07:13,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 14:07:13,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1826027515] [2021-11-07 14:07:13,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:13,080 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 14:07:13,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-07 14:07:13,081 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 14:07:13,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 14:07:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 14:07:13,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-07 14:07:13,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 14:07:13,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 14:07:13,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 14:07:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 14:07:13,669 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 14:07:13,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1826027515] [2021-11-07 14:07:13,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1826027515] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 14:07:13,669 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 14:07:13,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 14:07:13,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706725198] [2021-11-07 14:07:13,669 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-07 14:07:13,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 14:07:13,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 14:07:13,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 14:07:13,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 14:07:13,670 INFO L87 Difference]: Start difference. First operand 187 states and 233 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:13,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 14:07:13,910 INFO L93 Difference]: Finished difference Result 648 states and 823 transitions. [2021-11-07 14:07:13,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 14:07:13,911 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-07 14:07:13,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 14:07:13,913 INFO L225 Difference]: With dead ends: 648 [2021-11-07 14:07:13,913 INFO L226 Difference]: Without dead ends: 464 [2021-11-07 14:07:13,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 108.31ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 14:07:13,914 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1047 mSDsluCounter, 981 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 154.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 1283 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.37ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 184.03ms IncrementalHoareTripleChecker+Time [2021-11-07 14:07:13,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1047 Valid, 1283 Invalid, 28 Unknown, 0 Unchecked, 3.37ms Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 184.03ms Time] [2021-11-07 14:07:13,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-11-07 14:07:13,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 190. [2021-11-07 14:07:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2553191489361701) internal successors, (236), 189 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:13,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-11-07 14:07:13,922 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 60 [2021-11-07 14:07:13,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 14:07:13,923 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-11-07 14:07:13,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 14:07:13,923 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-11-07 14:07:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-07 14:07:13,924 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 14:07:13,924 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 14:07:13,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 14:07:14,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-07 14:07:14,140 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 14:07:14,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 14:07:14,140 INFO L85 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-11-07 14:07:14,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 14:07:14,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733465024] [2021-11-07 14:07:14,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 14:07:14,141 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 14:07:14,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-07 14:07:14,160 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 14:07:14,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 14:07:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 14:07:15,914 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 14:07:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 14:07:17,802 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-07 14:07:17,803 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-07 14:07:17,804 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2021-11-07 14:07:17,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2021-11-07 14:07:17,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 14:07:18,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-07 14:07:18,026 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-07 14:07:18,028 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 14:07:18,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,047 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,048 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,049 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,050 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,051 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,052 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,053 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,054 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,055 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,056 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,057 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,058 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,059 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,060 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,061 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,062 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,063 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-07 14:07:18,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:07:18 BoogieIcfgContainer [2021-11-07 14:07:18,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 14:07:18,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 14:07:18,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 14:07:18,152 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 14:07:18,152 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:11" (3/4) ... [2021-11-07 14:07:18,155 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 14:07:18,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 14:07:18,156 INFO L158 Benchmark]: Toolchain (without parser) took 9388.88ms. Allocated memory was 56.6MB in the beginning and 117.4MB in the end (delta: 60.8MB). Free memory was 32.9MB in the beginning and 69.1MB in the end (delta: -36.2MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,157 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 14:07:18,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.59ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 42.6MB in the end (delta: -10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.93ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 58.7MB in the end (delta: -16.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,159 INFO L158 Benchmark]: Boogie Preprocessor took 69.09ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 53.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,159 INFO L158 Benchmark]: RCFGBuilder took 1703.34ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 38.0MB in the end (delta: 15.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,160 INFO L158 Benchmark]: TraceAbstraction took 7001.00ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 37.1MB in the beginning and 69.1MB in the end (delta: -32.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-11-07 14:07:18,160 INFO L158 Benchmark]: Witness Printer took 3.39ms. Allocated memory is still 117.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-07 14:07:18,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.59ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 32.6MB in the beginning and 42.6MB in the end (delta: -10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.93ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 58.7MB in the end (delta: -16.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.09ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 53.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1703.34ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 38.0MB in the end (delta: 15.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * TraceAbstraction took 7001.00ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 37.1MB in the beginning and 69.1MB in the end (delta: -32.0MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Witness Printer took 3.39ms. Allocated memory is still 117.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1291] COND TRUE ldv_state_variable_0 == 1 [L1179] int tmp ; [L1497] return __VERIFIER_nondet_int(); [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1212] void *tmp ; [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L819] return (p); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L801] COND FALSE !(!cond) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={0:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1238] COND TRUE ldv_state_variable_1 == 1 [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1358] void *tmp ; [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] tmp = calloc(1U, size) [L834] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L837] return (p); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L937] return (0); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1134] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1108] COND FALSE !(cfg->div == 0U) [L1113] pdata->in[i] [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1342] int tmp ; [L1432] int nondetermined ; [L1433] int tmp ; [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] [L1368] reach_error() VAL [__this_module={0:524288}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={17592186044433:0}, s3c_hwmon_driver_group1={1024:0}] - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 180 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 6835.08ms, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 18.63ms, AutomataDifference: 523.05ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 19.97ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1399 SdHoareTripleChecker+Valid, 324.47ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1399 mSDsluCounter, 2404 SdHoareTripleChecker+Invalid, 269.28ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1615 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 789 mSDtfsCounter, 97 mSolverCounterSat, 8.72ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 305 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 135.59ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 46.73ms AutomataMinimizationTime, 3 MinimizatonAttempts, 420 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 159.98ms SsaConstructionTime, 2078.05ms SatisfiabilityAnalysisTime, 820.69ms InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 356 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1140 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 14:07:18,201 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: UNKNOWN: Overapproximated counterexample