./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae64ae88f56c84d0642d94fe4dc0fcc5f100877b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae64ae88f56c84d0642d94fe4dc0fcc5f100877b .............................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:43:53,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:43:53,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:43:53,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:43:53,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:43:53,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:43:53,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:43:53,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:43:53,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:43:53,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:43:53,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:43:53,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:43:53,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:43:53,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:43:53,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:43:53,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:43:53,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:43:53,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:43:53,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:43:53,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:43:53,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:43:53,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:43:53,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:43:53,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:43:53,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:43:53,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:43:53,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:43:53,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:43:53,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:43:53,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:43:53,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:43:53,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:43:53,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:43:53,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:43:53,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:43:53,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:43:53,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:43:53,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:43:53,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:43:53,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:43:53,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:43:53,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:43:53,622 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:43:53,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:43:53,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:43:53,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:43:53,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:43:53,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:43:53,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:43:53,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:43:53,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:43:53,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:43:53,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:43:53,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:43:53,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:43:53,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:43:53,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:43:53,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:43:53,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:43:53,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:43:53,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:43:53,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:43:53,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:43:53,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:43:53,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:43:53,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:43:53,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:43:53,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:43:53,628 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:43:53,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:43:53,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:43:53,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2019-11-20 05:43:53,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:43:53,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:43:53,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:43:53,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:43:53,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:43:53,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-20 05:43:53,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/0dc8fc073/2e04d17a0e4543909a95d1ba758ae62f/FLAGd2858280d [2019-11-20 05:43:54,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:43:54,425 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-20 05:43:54,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/0dc8fc073/2e04d17a0e4543909a95d1ba758ae62f/FLAGd2858280d [2019-11-20 05:43:54,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/0dc8fc073/2e04d17a0e4543909a95d1ba758ae62f [2019-11-20 05:43:54,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:43:54,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:43:54,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:43:54,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:43:54,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:43:54,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:54" (1/1) ... [2019-11-20 05:43:54,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7ec065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:54, skipping insertion in model container [2019-11-20 05:43:54,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:54" (1/1) ... [2019-11-20 05:43:54,643 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:43:54,723 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:43:56,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:43:56,200 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:43:56,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:43:56,831 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:43:56,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56 WrapperNode [2019-11-20 05:43:56,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:43:56,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:43:56,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:43:56,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:43:56,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:56,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:43:57,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:43:57,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:43:57,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:43:57,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... [2019-11-20 05:43:57,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:43:57,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:43:57,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:43:57,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:43:57,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:43:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-11-20 05:43:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-11-20 05:43:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-20 05:43:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-11-20 05:43:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-20 05:43:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-20 05:43:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:43:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 05:43:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 05:43:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-20 05:43:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-11-20 05:43:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-11-20 05:43:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-11-20 05:43:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 05:43:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 05:43:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 05:43:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-11-20 05:43:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-11-20 05:43:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 05:43:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 05:43:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 05:43:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-11-20 05:43:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-11-20 05:43:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-20 05:43:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-20 05:43:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-11-20 05:43:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-11-20 05:43:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:43:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:43:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-11-20 05:43:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-11-20 05:43:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 05:43:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-11-20 05:43:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-11-20 05:43:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:43:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 05:43:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-11-20 05:43:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-11-20 05:43:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-11-20 05:43:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-11-20 05:43:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-20 05:43:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-20 05:43:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 05:43:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-20 05:43:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-20 05:43:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-11-20 05:43:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-11-20 05:43:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-20 05:43:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-20 05:43:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-20 05:43:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-20 05:43:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-11-20 05:43:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-11-20 05:43:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-11-20 05:43:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-11-20 05:43:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 05:43:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-11-20 05:43:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-11-20 05:43:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-11-20 05:43:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-11-20 05:43:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-20 05:43:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2019-11-20 05:43:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 05:43:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 05:43:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 05:43:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 05:43:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:44:02,495 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:44:02,495 INFO L285 CfgBuilder]: Removed 80 assume(true) statements. [2019-11-20 05:44:02,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:44:02 BoogieIcfgContainer [2019-11-20 05:44:02,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:44:02,497 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:44:02,497 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:44:02,506 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:44:02,506 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:44:02" (1/1) ... [2019-11-20 05:44:02,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:44:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2019-11-20 05:44:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2019-11-20 05:44:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:44:02,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:44:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 250 states and 352 transitions. [2019-11-20 05:44:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2019-11-20 05:44:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:44:03,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 251 states and 354 transitions. [2019-11-20 05:44:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 354 transitions. [2019-11-20 05:44:03,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:44:03,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 252 states and 356 transitions. [2019-11-20 05:44:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 356 transitions. [2019-11-20 05:44:03,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:44:03,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 253 states and 357 transitions. [2019-11-20 05:44:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 357 transitions. [2019-11-20 05:44:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:44:03,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 254 states and 358 transitions. [2019-11-20 05:44:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 358 transitions. [2019-11-20 05:44:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:44:03,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 255 states and 359 transitions. [2019-11-20 05:44:03,985 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 359 transitions. [2019-11-20 05:44:03,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:44:03,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:04,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 256 states and 360 transitions. [2019-11-20 05:44:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 360 transitions. [2019-11-20 05:44:04,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:44:04,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 257 states and 361 transitions. [2019-11-20 05:44:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2019-11-20 05:44:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 05:44:04,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2019-11-20 05:44:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2019-11-20 05:44:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:44:04,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2019-11-20 05:44:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2019-11-20 05:44:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:44:05,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:44:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:44:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:44:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 260 states and 363 transitions. [2019-11-20 05:44:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 363 transitions. [2019-11-20 05:44:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 05:44:05,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:44:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:44:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:44:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:44:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:44:11,484 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2019-11-20 05:44:11,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:44:11 ImpRootNode [2019-11-20 05:44:11,662 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:44:11,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:44:11,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:44:11,663 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:44:11,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:44:02" (3/4) ... [2019-11-20 05:44:11,666 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 05:44:11,666 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:44:11,668 INFO L168 Benchmark]: Toolchain (without parser) took 17039.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.8 MB). Free memory was 946.1 MB in the beginning and 911.9 MB in the end (delta: 34.2 MB). Peak memory consumption was 341.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,669 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:44:11,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2203.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 946.1 MB in the beginning and 908.2 MB in the end (delta: 37.9 MB). Peak memory consumption was 180.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.81 ms. Allocated memory is still 1.2 GB. Free memory was 908.2 MB in the beginning and 901.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,672 INFO L168 Benchmark]: Boogie Preprocessor took 125.89 ms. Allocated memory is still 1.2 GB. Free memory was 901.3 MB in the beginning and 887.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,677 INFO L168 Benchmark]: RCFGBuilder took 5336.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 887.5 MB in the beginning and 1.2 GB in the end (delta: -282.6 MB). Peak memory consumption was 203.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,678 INFO L168 Benchmark]: CodeCheck took 9165.31 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 911.9 MB in the end (delta: 258.2 MB). Peak memory consumption was 258.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:44:11,678 INFO L168 Benchmark]: Witness Printer took 4.25 ms. Allocated memory is still 1.3 GB. Free memory is still 911.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:44:11,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 28 procedures, 253 locations, 1 error locations. Result: UNSAFE, OverallTime: 8.9s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 65536 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 15350 SolverSat, 10234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2651 GetRequests, 2577 SyntacticMatches, 36 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 504 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 8715 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 10/175 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 1479. Possible FailurePath: [L15] int current_execution_context; [L26] int (* _ddv_module_init)(void); [L27] void (* _ddv_module_exit)(void); [L227] unsigned long jiffies; [L1469] char _ddv_module_author[] = "Fernando Fuganti "; [L1470] char _ddv_module_description[] = "MachZ ZF-Logic Watchdog driver"; [L1471] char _ddv_module_license[] = "GPL"; [L1473] static int nowayout = 0; [L1474] char _ddv_module_param_nowayout [] = "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"; [L1478-L1482] static struct watchdog_info zf_info = { .options = 0x8000 | 0x0100, .firmware_version = 1, .identity = "ZF-Logic watchdog", }; [L1483] static int action = 0; [L1484] char _ddv_module_param_action [] = "after watchdog resets, generate: 0 = RESET(*) 1 = SMI 2 = NMI 3 = SCI"; [L1486] static int zf_action = 0x0800; [L1487] static unsigned long zf_is_open; [L1488] static char zf_expect_close; [L1489] static spinlock_t zf_lock; [L1490] static spinlock_t zf_port_lock; [L1491] static struct timer_list zf_timer; [L1492] static unsigned long next_heartbeat = 0; [L1738-L1745] static const struct file_operations zf_fops = { .owner = ((struct module *) 0), .llseek = no_llseek, .write = zf_write, .ioctl = zf_ioctl, .open = zf_open, .release = zf_close, }; [L1747-L1751] static struct miscdevice zf_miscdev = { .minor = 130, .name = "watchdog", .fops = (struct file_operations *)&zf_fops, }; [L1758-L1760] static struct notifier_block zf_notifier = { .notifier_call = zf_notify_sys, }; [L1840] int (* _ddv_tmp_init)(void) = zf_init; [L1841] void (* _ddv_tmp_exit)(void) = zf_exit; [L1892] struct cdev fixed_cdev[1]; [L1893] int fixed_cdev_used = 0; [L1895] short number_cdev_registered = 0; [L1906] struct ddv_cdev cdev_registered[1]; [L2443] short number_genhd_registered = 0; [L2444] short number_fixed_genhd_used = 0; [L2455] struct gendisk fixed_gendisk[10]; [L2456] struct ddv_genhd genhd_registered[10]; [L2592] struct ddv_pci_driver registered_pci_driver; [L2603] struct registered_irq registered_irq[16]; [L2613] short number_tasklet_registered = 0; [L2620] struct ddv_tasklet tasklet_registered[1]; [L2630] short number_timer_registered = 0; [L2636] struct ddv_timer timer_registered[1]; [L2646] struct work_struct *shared_workqueue[10]; [L2656] spinlock_t kernel_lock; [L3342] request_queue_t fixed_request_queue[10]; [L3344] int number_request_queue_used = 0; [L3428] struct proc_dir_entry *proc_root_driver; [L3738] struct ddv_tty_driver global_tty_driver; [L3917] int ddv_ioport_request_start; [L3918] int ddv_ioport_request_len; [L1845] _ddv_module_init = zf_init [L1846] _ddv_module_exit = zf_exit [L2720] int err; [L2722] current_execution_context = 1 [L2660] int i; VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2662] CALL spin_lock_init(&kernel_lock) VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L4150] lock->init = 1 [L4151] lock->locked = 0 [L2662] RET spin_lock_init(&kernel_lock) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] i = 0 VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2664] COND FALSE !(i < 10) [L2668] i = 0 VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2668] COND TRUE i < 1 [L2669] tasklet_registered[i].tasklet = ((void *)0) [L2670] tasklet_registered[i].is_running = 0 [L2668] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L2668] COND FALSE !(i < 1) [L1771] int ret; VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L1773] CALL printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, fmt={28085:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L4477] return 0; [L1773] RET printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L1775] CALL zf_readw(0x02) VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L1464] FCALL outb(port, 0x218) VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L7] COND TRUE !expression VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] [L7] __VERIFIER_error() VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={28105:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={28071:0}, fixed_cdev_used=0, fixed_gendisk={28095:0}, fixed_request_queue={28076:0}, genhd_registered={2757:0}, global_tty_driver={28075:0}, jiffies=0, kernel_lock={28115:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={28079:0}, registered_pci_driver={10888:0}, shared_workqueue={28072:0}, tasklet_registered={22288:0}, timer_registered={28084:0}, zf_action=2048, zf_expect_close=0, zf_fops={28104:0}, zf_info={28083:0}, zf_is_open={28110:0}, zf_lock={2758:0}, zf_miscdev={2755:0}, zf_notifier={2754:0}, zf_port_lock={12772:0}, zf_timer={2760:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2203.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 946.1 MB in the beginning and 908.2 MB in the end (delta: 37.9 MB). Peak memory consumption was 180.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 198.81 ms. Allocated memory is still 1.2 GB. Free memory was 908.2 MB in the beginning and 901.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 125.89 ms. Allocated memory is still 1.2 GB. Free memory was 901.3 MB in the beginning and 887.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5336.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 887.5 MB in the beginning and 1.2 GB in the end (delta: -282.6 MB). Peak memory consumption was 203.1 MB. Max. memory is 11.5 GB. * CodeCheck took 9165.31 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 911.9 MB in the end (delta: 258.2 MB). Peak memory consumption was 258.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.25 ms. Allocated memory is still 1.3 GB. Free memory is still 911.9 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 05:44:13,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:44:13,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:44:13,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:44:13,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:44:13,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:44:13,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:44:13,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:44:13,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:44:13,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:44:13,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:44:13,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:44:13,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:44:13,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:44:13,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:44:13,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:44:13,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:44:13,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:44:13,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:44:13,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:44:13,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:44:13,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:44:13,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:44:13,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:44:13,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:44:13,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:44:13,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:44:13,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:44:13,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:44:13,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:44:13,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:44:13,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:44:13,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:44:13,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:44:13,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:44:13,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:44:13,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:44:13,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:44:13,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:44:13,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:44:13,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:44:13,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 05:44:13,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:44:13,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:44:13,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:44:13,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:44:13,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:44:13,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:44:13,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:44:13,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:44:13,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:44:13,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:44:13,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:44:13,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:44:13,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:44:13,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 05:44:13,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 05:44:13,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:44:13,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:44:13,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:44:13,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:44:13,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:44:13,550 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:44:13,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:44:13,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:44:13,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:44:13,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:44:13,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:44:13,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:44:13,552 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 05:44:13,552 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 05:44:13,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:44:13,552 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 05:44:13,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 05:44:13,553 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2019-11-20 05:44:13,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:44:13,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:44:13,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:44:13,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:44:13,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:44:13,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-20 05:44:13,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/c2e4a1313/2291946663c545d798eddcda7d5517f5/FLAG2890b7ec9 [2019-11-20 05:44:14,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:44:14,489 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-20 05:44:14,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/c2e4a1313/2291946663c545d798eddcda7d5517f5/FLAG2890b7ec9 [2019-11-20 05:44:14,742 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/data/c2e4a1313/2291946663c545d798eddcda7d5517f5 [2019-11-20 05:44:14,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:44:14,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:44:14,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:44:14,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:44:14,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:44:14,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:44:14" (1/1) ... [2019-11-20 05:44:14,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef0bc67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:14, skipping insertion in model container [2019-11-20 05:44:14,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:44:14" (1/1) ... [2019-11-20 05:44:14,759 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:44:14,845 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:44:16,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:44:16,085 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:44:16,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:44:16,889 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:44:16,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16 WrapperNode [2019-11-20 05:44:16,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:44:16,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:44:16,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:44:16,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:44:16,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:16,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:44:17,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:44:17,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:44:17,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:44:17,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... [2019-11-20 05:44:17,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:44:17,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:44:17,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:44:17,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:44:17,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c4829b5-cf72-4f16-993f-c7e42899cac5/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:44:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2019-11-20 05:44:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2019-11-20 05:44:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2019-11-20 05:44:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2019-11-20 05:44:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-20 05:44:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2019-11-20 05:44:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-20 05:44:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-20 05:44:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:44:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2019-11-20 05:44:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 05:44:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 05:44:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 05:44:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 05:44:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-20 05:44:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2019-11-20 05:44:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2019-11-20 05:44:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2019-11-20 05:44:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-11-20 05:44:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-11-20 05:44:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 05:44:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2019-11-20 05:44:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2019-11-20 05:44:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 05:44:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 05:44:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 05:44:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2019-11-20 05:44:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2019-11-20 05:44:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2019-11-20 05:44:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2019-11-20 05:44:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:44:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:44:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2019-11-20 05:44:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2019-11-20 05:44:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-20 05:44:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 05:44:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-11-20 05:44:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 05:44:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-11-20 05:44:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-11-20 05:44:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:44:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 05:44:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-11-20 05:44:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-11-20 05:44:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-11-20 05:44:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-11-20 05:44:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-11-20 05:44:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-11-20 05:44:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-11-20 05:44:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 05:44:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 05:44:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-20 05:44:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-20 05:44:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2019-11-20 05:44:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2019-11-20 05:44:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-20 05:44:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-20 05:44:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-20 05:44:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-20 05:44:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2019-11-20 05:44:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2019-11-20 05:44:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2019-11-20 05:44:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2019-11-20 05:44:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2019-11-20 05:44:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2019-11-20 05:44:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-20 05:44:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2019-11-20 05:44:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2019-11-20 05:44:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2019-11-20 05:44:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2019-11-20 05:44:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 05:44:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 05:44:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2019-11-20 05:44:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2019-11-20 05:45:03,088 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:45:03,089 INFO L285 CfgBuilder]: Removed 80 assume(true) statements. [2019-11-20 05:45:03,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:45:03 BoogieIcfgContainer [2019-11-20 05:45:03,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:45:03,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:45:03,091 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:45:03,102 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:45:03,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:45:03" (1/1) ... [2019-11-20 05:45:03,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:45:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:45:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2019-11-20 05:45:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2019-11-20 05:45:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:45:03,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:45:03,199 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 05:45:03,205 INFO L168 Benchmark]: Toolchain (without parser) took 48457.77 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 364.4 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). Peak memory consumption was 219.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,207 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:45:03,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2146.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 949.7 MB in the beginning and 929.6 MB in the end (delta: 20.1 MB). Peak memory consumption was 195.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.34 ms. Allocated memory is still 1.2 GB. Free memory was 929.6 MB in the beginning and 923.1 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,219 INFO L168 Benchmark]: Boogie Preprocessor took 141.63 ms. Allocated memory is still 1.2 GB. Free memory was 923.1 MB in the beginning and 916.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,221 INFO L168 Benchmark]: RCFGBuilder took 45880.92 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.8 MB). Free memory was 916.6 MB in the beginning and 1.1 GB in the end (delta: -187.5 MB). Peak memory consumption was 159.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,222 INFO L168 Benchmark]: CodeCheck took 111.32 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:45:03,225 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2146.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 949.7 MB in the beginning and 929.6 MB in the end (delta: 20.1 MB). Peak memory consumption was 195.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 174.34 ms. Allocated memory is still 1.2 GB. Free memory was 929.6 MB in the beginning and 923.1 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 141.63 ms. Allocated memory is still 1.2 GB. Free memory was 923.1 MB in the beginning and 916.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 45880.92 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.8 MB). Free memory was 916.6 MB in the beginning and 1.1 GB in the end (delta: -187.5 MB). Peak memory consumption was 159.6 MB. Max. memory is 11.5 GB. * CodeCheck took 111.32 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...