./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt --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 9ae4c7a08871f60b2787339a3207f6d752f2a93e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt --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 9ae4c7a08871f60b2787339a3207f6d752f2a93e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:28:54,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:28:54,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:28:54,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:28:54,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:28:54,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:28:54,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:28:54,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:28:54,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:28:54,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:28:54,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:28:54,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:28:54,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:28:54,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:28:54,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:28:54,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:28:54,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:28:54,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:28:54,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:28:54,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:28:54,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:28:54,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:28:54,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:28:54,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:28:54,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:28:54,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:28:54,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:28:54,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:28:54,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:28:54,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:28:54,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:28:54,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:28:54,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:28:54,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:28:54,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:28:54,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:28:54,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:28:54,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:28:54,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:28:54,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:28:54,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:28:54,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:28:54,667 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:28:54,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:28:54,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:28:54,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:28:54,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:28:54,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:28:54,669 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:28:54,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:28:54,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:28:54,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:28:54,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:28:54,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:28:54,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:28:54,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:28:54,671 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:28:54,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:28:54,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:28:54,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:28:54,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:28:54,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:28:54,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:28:54,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:28:54,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:28:54,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:28:54,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:28:54,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:28:54,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:28:54,675 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ae4c7a08871f60b2787339a3207f6d752f2a93e [2021-10-13 00:28:54,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:28:54,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:28:54,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:28:54,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:28:54,955 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:28:54,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 00:28:55,053 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/972c4ce6f/3d9f61b852be42c79cd7e9122f968883/FLAG953a3ec53 [2021-10-13 00:28:55,561 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:28:55,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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 [2021-10-13 00:28:55,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/972c4ce6f/3d9f61b852be42c79cd7e9122f968883/FLAG953a3ec53 [2021-10-13 00:28:55,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/972c4ce6f/3d9f61b852be42c79cd7e9122f968883 [2021-10-13 00:28:55,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:28:55,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:28:55,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:28:55,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:28:55,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:28:55,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:28:55" (1/1) ... [2021-10-13 00:28:55,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33febca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:55, skipping insertion in model container [2021-10-13 00:28:55,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:28:55" (1/1) ... [2021-10-13 00:28:55,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:28:55,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:28:56,372 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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] [2021-10-13 00:28:56,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:28:56,420 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:28:56,565 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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] [2021-10-13 00:28:56,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:28:56,618 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:28:56,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56 WrapperNode [2021-10-13 00:28:56,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:28:56,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:28:56,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:28:56,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:28:56,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:28:56,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:28:56,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:28:56,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:28:56,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:28:56,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:28:56,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:28:56,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:28:56,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (1/1) ... [2021-10-13 00:28:56,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:28:56,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:56,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:56,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:28:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:28:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:28:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:28:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:28:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:28:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:28:58,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:28:58,051 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-10-13 00:28:58,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:58 BoogieIcfgContainer [2021-10-13 00:28:58,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:28:58,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:28:58,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:28:58,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:28:58,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:28:55" (1/3) ... [2021-10-13 00:28:58,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68144a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:28:58, skipping insertion in model container [2021-10-13 00:28:58,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:56" (2/3) ... [2021-10-13 00:28:58,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68144a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:28:58, skipping insertion in model container [2021-10-13 00:28:58,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:58" (3/3) ... [2021-10-13 00:28:58,067 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 [2021-10-13 00:28:58,073 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:28:58,073 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 00:28:58,144 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:28:58,150 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:28:58,150 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-13 00:28:58,180 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) [2021-10-13 00:28:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 00:28:58,201 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:28:58,201 INFO L512 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] [2021-10-13 00:28:58,202 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:28:58,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:58,215 INFO L82 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-10-13 00:28:58,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:58,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699710929] [2021-10-13 00:28:58,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:58,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:58,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:28:58,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:28:58,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699710929] [2021-10-13 00:28:58,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699710929] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:28:58,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:28:58,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:28:58,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094649082] [2021-10-13 00:28:58,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:28:58,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:28:58,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:28:58,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:28:58,663 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) [2021-10-13 00:28:58,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:28:58,771 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-10-13 00:28:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:28:58,773 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 [2021-10-13 00:28:58,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:28:58,784 INFO L225 Difference]: With dead ends: 381 [2021-10-13 00:28:58,784 INFO L226 Difference]: Without dead ends: 187 [2021-10-13 00:28:58,788 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:28:58,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-13 00:28:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-13 00:28:58,832 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) [2021-10-13 00:28:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-10-13 00:28:58,835 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-10-13 00:28:58,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:28:58,836 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-10-13 00:28:58,836 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) [2021-10-13 00:28:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-10-13 00:28:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 00:28:58,839 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:28:58,840 INFO L512 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] [2021-10-13 00:28:58,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:28:58,840 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:28:58,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:58,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-10-13 00:28:58,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:58,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731932063] [2021-10-13 00:28:58,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:58,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 00:28:59,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:28:59,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731932063] [2021-10-13 00:28:59,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731932063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:28:59,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:28:59,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:28:59,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654771030] [2021-10-13 00:28:59,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:28:59,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:28:59,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:28:59,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:28:59,226 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) [2021-10-13 00:28:59,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:28:59,393 INFO L93 Difference]: Finished difference Result 557 states and 709 transitions. [2021-10-13 00:28:59,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:28:59,394 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 [2021-10-13 00:28:59,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:28:59,398 INFO L225 Difference]: With dead ends: 557 [2021-10-13 00:28:59,398 INFO L226 Difference]: Without dead ends: 373 [2021-10-13 00:28:59,400 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:28:59,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-10-13 00:28:59,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2021-10-13 00:28:59,449 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) [2021-10-13 00:28:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 237 transitions. [2021-10-13 00:28:59,451 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 237 transitions. Word has length 54 [2021-10-13 00:28:59,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:28:59,451 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 237 transitions. [2021-10-13 00:28:59,452 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) [2021-10-13 00:28:59,452 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2021-10-13 00:28:59,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 00:28:59,455 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:28:59,455 INFO L512 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] [2021-10-13 00:28:59,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:28:59,456 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:28:59,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:59,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1453629604, now seen corresponding path program 1 times [2021-10-13 00:28:59,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:59,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523912485] [2021-10-13 00:28:59,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:59,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:59,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:28:59,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:28:59,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523912485] [2021-10-13 00:28:59,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523912485] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:28:59,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:28:59,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:28:59,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560940633] [2021-10-13 00:28:59,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:28:59,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:28:59,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:28:59,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:28:59,832 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) [2021-10-13 00:29:00,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:29:00,009 INFO L93 Difference]: Finished difference Result 528 states and 664 transitions. [2021-10-13 00:29:00,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:29:00,009 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 [2021-10-13 00:29:00,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:29:00,016 INFO L225 Difference]: With dead ends: 528 [2021-10-13 00:29:00,016 INFO L226 Difference]: Without dead ends: 339 [2021-10-13 00:29:00,020 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:29:00,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-13 00:29:00,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 190. [2021-10-13 00:29:00,043 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) [2021-10-13 00:29:00,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-10-13 00:29:00,044 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 61 [2021-10-13 00:29:00,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:29:00,045 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-10-13 00:29:00,045 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) [2021-10-13 00:29:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-10-13 00:29:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 00:29:00,048 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:29:00,049 INFO L512 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] [2021-10-13 00:29:00,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:29:00,049 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:29:00,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:29:00,050 INFO L82 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-10-13 00:29:00,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:29:00,050 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512347085] [2021-10-13 00:29:00,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:29:00,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:29:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:29:00,268 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:29:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:29:00,533 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:29:00,533 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:29:00,534 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:29:00,536 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:29:00,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:29:00,542 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:29:00,578 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,579 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,580 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,581 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,582 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,583 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,584 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,584 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,584 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,585 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,586 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,587 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,588 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,589 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,590 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,591 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,591 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,591 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,592 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,593 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,594 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,595 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,596 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,597 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,598 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,599 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,600 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,601 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,602 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,603 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,604 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,605 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,606 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,607 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:00,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:29:00 BoogieIcfgContainer [2021-10-13 00:29:00,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:29:00,691 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:29:00,691 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:29:00,691 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:29:00,691 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:58" (3/4) ... [2021-10-13 00:29:00,694 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:29:00,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:29:00,702 INFO L168 Benchmark]: Toolchain (without parser) took 4854.69 ms. Allocated memory was 115.3 MB in the beginning and 153.1 MB in the end (delta: 37.7 MB). Free memory was 73.8 MB in the beginning and 69.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,702 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 115.3 MB. Free memory was 92.1 MB in the beginning and 92.0 MB in the end (delta: 65.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:29:00,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.43 ms. Allocated memory is still 115.3 MB. Free memory was 73.6 MB in the beginning and 71.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.98 ms. Allocated memory is still 115.3 MB. Free memory was 71.1 MB in the beginning and 65.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,704 INFO L168 Benchmark]: Boogie Preprocessor took 131.97 ms. Allocated memory is still 115.3 MB. Free memory was 65.1 MB in the beginning and 59.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,705 INFO L168 Benchmark]: RCFGBuilder took 1159.06 ms. Allocated memory was 115.3 MB in the beginning and 153.1 MB in the end (delta: 37.7 MB). Free memory was 59.8 MB in the beginning and 89.1 MB in the end (delta: -29.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,705 INFO L168 Benchmark]: TraceAbstraction took 2630.52 ms. Allocated memory is still 153.1 MB. Free memory was 88.6 MB in the beginning and 69.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:00,706 INFO L168 Benchmark]: Witness Printer took 9.74 ms. Allocated memory is still 153.1 MB. Free memory is still 69.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:29:00,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 115.3 MB. Free memory was 92.1 MB in the beginning and 92.0 MB in the end (delta: 65.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 771.43 ms. Allocated memory is still 115.3 MB. Free memory was 73.6 MB in the beginning and 71.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.98 ms. Allocated memory is still 115.3 MB. Free memory was 71.1 MB in the beginning and 65.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 131.97 ms. Allocated memory is still 115.3 MB. Free memory was 65.1 MB in the beginning and 59.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1159.06 ms. Allocated memory was 115.3 MB in the beginning and 153.1 MB in the end (delta: 37.7 MB). Free memory was 59.8 MB in the beginning and 89.1 MB in the end (delta: -29.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2630.52 ms. Allocated memory is still 153.1 MB. Free memory was 88.6 MB in the beginning and 69.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. * Witness Printer took 9.74 ms. Allocated memory is still 153.1 MB. Free memory is still 69.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] [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={-36893488147419101220:0}] - 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: 2398.2ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 40.6ms, AutomataDifference: 518.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 791 SDtfs, 674 SDslu, 1335 SDs, 0 SdLazy, 100 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 176.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 62.5ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 96.7ms AutomataMinimizationTime, 3 MinimizatonAttempts, 332 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 63.1ms SsaConstructionTime, 637.7ms SatisfiabilityAnalysisTime, 549.8ms 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 [2021-10-13 00:29:00,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:29:03,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:29:03,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:29:03,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:29:03,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:29:03,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:29:03,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:29:03,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:29:03,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:29:03,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:29:03,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:29:03,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:29:03,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:29:03,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:29:03,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:29:03,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:29:03,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:29:03,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:29:03,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:29:03,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:29:03,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:29:03,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:29:03,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:29:03,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:29:03,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:29:03,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:29:03,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:29:03,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:29:03,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:29:03,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:29:03,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:29:03,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:29:03,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:29:03,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:29:03,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:29:03,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:29:03,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:29:03,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:29:03,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:29:03,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:29:03,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:29:03,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:29:03,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:29:03,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:29:03,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:29:03,254 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:29:03,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:29:03,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:29:03,256 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:29:03,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:29:03,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:29:03,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:29:03,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:29:03,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:29:03,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:29:03,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:29:03,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:29:03,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:29:03,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:29:03,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:29:03,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:29:03,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:29:03,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:29:03,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:29:03,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:29:03,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:29:03,261 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:29:03,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:29:03,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:29:03,262 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:29:03,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:29:03,262 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ae4c7a08871f60b2787339a3207f6d752f2a93e [2021-10-13 00:29:03,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:29:03,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:29:03,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:29:03,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:29:03,713 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:29:03,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 00:29:03,780 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/026f3b5d4/e51966db471a468cb89275333168816a/FLAGf085988f1 [2021-10-13 00:29:04,433 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:29:04,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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 [2021-10-13 00:29:04,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/026f3b5d4/e51966db471a468cb89275333168816a/FLAGf085988f1 [2021-10-13 00:29:04,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/data/026f3b5d4/e51966db471a468cb89275333168816a [2021-10-13 00:29:04,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:29:04,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:29:04,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:29:04,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:29:04,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:29:04,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:29:04" (1/1) ... [2021-10-13 00:29:04,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e11444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:04, skipping insertion in model container [2021-10-13 00:29:04,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:29:04" (1/1) ... [2021-10-13 00:29:04,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:29:04,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:29:05,156 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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] [2021-10-13 00:29:05,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:29:05,189 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:29:05,330 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/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] [2021-10-13 00:29:05,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:29:05,370 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:29:05,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05 WrapperNode [2021-10-13 00:29:05,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:29:05,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:29:05,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:29:05,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:29:05,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:29:05,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:29:05,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:29:05,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:29:05,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:29:05,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:29:05,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:29:05,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:29:05,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (1/1) ... [2021-10-13 00:29:05,700 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:29:05,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:29:05,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:29:05,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:29:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:29:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:29:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 00:29:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:29:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:29:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 00:29:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:29:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:29:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:29:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:29:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:29:07,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:29:07,690 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-10-13 00:29:07,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:29:07 BoogieIcfgContainer [2021-10-13 00:29:07,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:29:07,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:29:07,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:29:07,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:29:07,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:29:04" (1/3) ... [2021-10-13 00:29:07,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71fadf35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:29:07, skipping insertion in model container [2021-10-13 00:29:07,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:29:05" (2/3) ... [2021-10-13 00:29:07,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71fadf35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:29:07, skipping insertion in model container [2021-10-13 00:29:07,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:29:07" (3/3) ... [2021-10-13 00:29:07,702 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 [2021-10-13 00:29:07,707 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:29:07,707 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 00:29:07,768 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:29:07,776 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:29:07,777 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-13 00:29:07,805 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) [2021-10-13 00:29:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 00:29:07,823 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:29:07,824 INFO L512 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] [2021-10-13 00:29:07,825 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:29:07,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:29:07,833 INFO L82 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-10-13 00:29:07,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:29:07,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1869799002] [2021-10-13 00:29:07,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:29:07,849 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:29:07,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:29:07,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:29:07,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 00:29:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:29:08,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:29:08,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:29:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:29:08,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:29:08,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:29:08,506 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:29:08,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1869799002] [2021-10-13 00:29:08,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1869799002] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:29:08,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:29:08,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 00:29:08,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602000942] [2021-10-13 00:29:08,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:29:08,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:29:08,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:29:08,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:29:08,536 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) [2021-10-13 00:29:08,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:29:08,656 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-10-13 00:29:08,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:29:08,658 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 [2021-10-13 00:29:08,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:29:08,669 INFO L225 Difference]: With dead ends: 381 [2021-10-13 00:29:08,670 INFO L226 Difference]: Without dead ends: 187 [2021-10-13 00:29:08,673 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:29:08,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-13 00:29:08,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-13 00:29:08,734 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) [2021-10-13 00:29:08,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-10-13 00:29:08,737 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-10-13 00:29:08,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:29:08,738 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-10-13 00:29:08,738 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) [2021-10-13 00:29:08,738 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-10-13 00:29:08,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 00:29:08,743 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:29:08,744 INFO L512 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] [2021-10-13 00:29:08,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:29:08,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:29:08,958 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:29:08,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:29:08,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-10-13 00:29:08,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:29:08,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1061077428] [2021-10-13 00:29:08,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:29:08,960 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:29:08,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:29:08,961 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:29:08,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 00:29:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:29:09,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 00:29:09,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:29:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:29:09,530 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:29:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:29:09,702 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:29:09,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1061077428] [2021-10-13 00:29:09,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1061077428] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:29:09,703 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:29:09,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-10-13 00:29:09,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227700734] [2021-10-13 00:29:09,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:29:09,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:29:09,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:29:09,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:29:09,706 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) [2021-10-13 00:29:09,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:29:09,922 INFO L93 Difference]: Finished difference Result 519 states and 655 transitions. [2021-10-13 00:29:09,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:29:09,923 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 [2021-10-13 00:29:09,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:29:09,927 INFO L225 Difference]: With dead ends: 519 [2021-10-13 00:29:09,937 INFO L226 Difference]: Without dead ends: 333 [2021-10-13 00:29:09,939 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.1ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:29:09,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-13 00:29:09,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 187. [2021-10-13 00:29:09,979 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) [2021-10-13 00:29:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 233 transitions. [2021-10-13 00:29:09,993 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 233 transitions. Word has length 54 [2021-10-13 00:29:09,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:29:09,994 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 233 transitions. [2021-10-13 00:29:09,994 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) [2021-10-13 00:29:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 233 transitions. [2021-10-13 00:29:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 00:29:09,997 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:29:09,997 INFO L512 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] [2021-10-13 00:29:10,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:29:10,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:29:10,212 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:29:10,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:29:10,213 INFO L82 PathProgramCache]: Analyzing trace with hash -568427926, now seen corresponding path program 1 times [2021-10-13 00:29:10,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:29:10,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571921140] [2021-10-13 00:29:10,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:29:10,214 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:29:10,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:29:10,216 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:29:10,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 00:29:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:29:10,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:29:10,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:29:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 00:29:10,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 00:29:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 00:29:10,983 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-13 00:29:10,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571921140] [2021-10-13 00:29:10,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571921140] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 00:29:10,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:29:10,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 00:29:10,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011059327] [2021-10-13 00:29:10,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:29:10,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-13 00:29:10,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:29:10,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:29:10,986 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) [2021-10-13 00:29:11,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:29:11,448 INFO L93 Difference]: Finished difference Result 648 states and 823 transitions. [2021-10-13 00:29:11,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:29:11,449 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 [2021-10-13 00:29:11,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:29:11,454 INFO L225 Difference]: With dead ends: 648 [2021-10-13 00:29:11,454 INFO L226 Difference]: Without dead ends: 464 [2021-10-13 00:29:11,456 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 85.9ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:29:11,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-10-13 00:29:11,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 190. [2021-10-13 00:29:11,476 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) [2021-10-13 00:29:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-10-13 00:29:11,477 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 60 [2021-10-13 00:29:11,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:29:11,478 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-10-13 00:29:11,478 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) [2021-10-13 00:29:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-10-13 00:29:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 00:29:11,481 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:29:11,482 INFO L512 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] [2021-10-13 00:29:11,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:29:11,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:29:11,696 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:29:11,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:29:11,697 INFO L82 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-10-13 00:29:11,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:29:11,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1422468442] [2021-10-13 00:29:11,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:29:11,698 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:29:11,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:29:11,699 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:29:11,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 00:29:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:29:13,104 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:29:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:29:14,562 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-13 00:29:14,563 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:29:14,564 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:29:14,565 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:29:14,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:29:14,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:29:14,778 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:29:14,822 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,823 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,823 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,824 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,824 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,825 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,825 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,826 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,826 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,827 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,827 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,828 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,828 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,829 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,829 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,830 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,830 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,831 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,831 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,832 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,832 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,833 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,833 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,834 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,834 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,836 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,836 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,837 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,837 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,873 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,873 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-13 00:29:14,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:29:14 BoogieIcfgContainer [2021-10-13 00:29:14,997 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:29:14,997 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:29:14,997 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:29:14,998 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:29:14,998 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:29:07" (3/4) ... [2021-10-13 00:29:15,001 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:29:15,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:29:15,003 INFO L168 Benchmark]: Toolchain (without parser) took 10363.63 ms. Allocated memory was 75.5 MB in the beginning and 121.6 MB in the end (delta: 46.1 MB). Free memory was 55.2 MB in the beginning and 69.6 MB in the end (delta: -14.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,003 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 75.5 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:29:15,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.95 ms. Allocated memory is still 75.5 MB. Free memory was 55.0 MB in the beginning and 36.5 MB in the end (delta: 18.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.29 ms. Allocated memory is still 75.5 MB. Free memory was 36.5 MB in the beginning and 53.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,005 INFO L168 Benchmark]: Boogie Preprocessor took 155.68 ms. Allocated memory is still 75.5 MB. Free memory was 53.1 MB in the beginning and 47.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,006 INFO L168 Benchmark]: RCFGBuilder took 2013.31 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 47.8 MB in the beginning and 65.2 MB in the end (delta: -17.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,006 INFO L168 Benchmark]: TraceAbstraction took 7301.48 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 64.3 MB in the beginning and 69.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 50.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:29:15,006 INFO L168 Benchmark]: Witness Printer took 4.10 ms. Allocated memory is still 121.6 MB. Free memory is still 69.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:29:15,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 75.5 MB. Free memory is still 55.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 731.95 ms. Allocated memory is still 75.5 MB. Free memory was 55.0 MB in the beginning and 36.5 MB in the end (delta: 18.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 151.29 ms. Allocated memory is still 75.5 MB. Free memory was 36.5 MB in the beginning and 53.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 155.68 ms. Allocated memory is still 75.5 MB. Free memory was 53.1 MB in the beginning and 47.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2013.31 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 47.8 MB in the beginning and 65.2 MB in the end (delta: -17.4 MB). Peak memory consumption was 33.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7301.48 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 64.3 MB in the beginning and 69.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 50.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.10 ms. Allocated memory is still 121.6 MB. Free memory is still 69.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; VAL [__this_module={0:0}, 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={1612713375:0}, 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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={0:0}, 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={1612713375:0}, 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={0:0}, 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={1612713375:0}, 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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={0:0}, 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={1612713375:0}, 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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L819] return (p); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={0:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L837] return (p); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L937] return (0); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1134] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [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={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] [L1368] reach_error() VAL [__this_module={0:0}, 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={1612713375:0}, s3c_hwmon_driver_group1={1:0}] - 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: 7010.4ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 40.7ms, AutomataDifference: 861.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 789 SDtfs, 1399 SDslu, 1615 SDs, 0 SdLazy, 97 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 529.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 305 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 118.8ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 126.1ms AutomataMinimizationTime, 3 MinimizatonAttempts, 420 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 176.5ms SsaConstructionTime, 1698.3ms SatisfiabilityAnalysisTime, 1181.3ms InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 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 [2021-10-13 00:29:15,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c942e8c-bed8-4231-9685-66c6e198f862/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...