./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:28,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:28,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:28,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:28,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:28,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:28,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:28,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:28,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:28,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:28,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:28,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:28,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:28,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:28,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:28,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:28,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:28,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:28,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:28,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:28,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:28,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:28,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:28,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:28,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:28,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:28,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:28,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:28,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:28,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:28,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:28,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:28,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:28,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:28,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:28,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:28,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:28,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:28,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:28,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:28,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:28,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:34:28,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:28,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:28,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:28,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:28,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:28,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:28,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:28,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:28,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:28,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:28,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:28,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:28,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:28,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:28,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:28,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:28,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:28,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:28,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:28,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:28,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:28,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:28,742 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:28,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:28,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:28,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 [2021-11-23 15:34:29,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:29,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:29,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:29,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:29,063 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:29,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2021-11-23 15:34:29,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/24b04a8f8/37991065837540b4b8444a91e9916281/FLAG841b42d71 [2021-11-23 15:34:29,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:29,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2021-11-23 15:34:29,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/24b04a8f8/37991065837540b4b8444a91e9916281/FLAG841b42d71 [2021-11-23 15:34:29,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/24b04a8f8/37991065837540b4b8444a91e9916281 [2021-11-23 15:34:29,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:29,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:30,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:30,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:30,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:30,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:29" (1/1) ... [2021-11-23 15:34:30,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6edd27c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30, skipping insertion in model container [2021-11-23 15:34:30,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:29" (1/1) ... [2021-11-23 15:34:30,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:30,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:30,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2021-11-23 15:34:31,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:31,019 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:31,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2021-11-23 15:34:31,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:31,342 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:31,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31 WrapperNode [2021-11-23 15:34:31,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:31,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:31,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:31,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:31,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,500 INFO L137 Inliner]: procedures = 99, calls = 305, calls flagged for inlining = 40, calls inlined = 37, statements flattened = 880 [2021-11-23 15:34:31,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:31,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:31,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:31,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:31,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:31,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:31,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:31,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:31,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:31,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:31,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:31,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:34:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:34:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:34:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:34:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:34:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2021-11-23 15:34:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2021-11-23 15:34:31,740 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2021-11-23 15:34:31,740 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2021-11-23 15:34:31,740 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2021-11-23 15:34:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2021-11-23 15:34:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:34:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:34:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:34:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:34:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:34:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2021-11-23 15:34:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2021-11-23 15:34:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2021-11-23 15:34:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2021-11-23 15:34:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2021-11-23 15:34:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2021-11-23 15:34:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:34:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:34:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:34:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:34:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:34:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:34:31,745 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2021-11-23 15:34:31,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2021-11-23 15:34:31,745 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2021-11-23 15:34:31,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2021-11-23 15:34:31,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:31,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:31,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:31,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:31,746 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2021-11-23 15:34:31,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2021-11-23 15:34:31,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:31,747 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2021-11-23 15:34:31,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2021-11-23 15:34:31,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:34:31,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:34:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-11-23 15:34:31,748 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-11-23 15:34:31,748 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:34:31,749 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:34:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:34:31,749 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:34:31,749 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:34:31,750 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:34:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:34:31,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:34:31,750 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2021-11-23 15:34:31,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2021-11-23 15:34:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:31,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:31,751 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2021-11-23 15:34:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2021-11-23 15:34:31,999 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:32,001 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:32,172 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:32,177 INFO L158 Benchmark]: Toolchain (without parser) took 2177.48ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 85.6MB in the beginning and 100.2MB in the end (delta: -14.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,177 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:32,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1343.64ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 85.4MB in the beginning and 127.5MB in the end (delta: -42.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.04ms. Allocated memory is still 176.2MB. Free memory was 127.5MB in the beginning and 121.9MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,180 INFO L158 Benchmark]: Boogie Preprocessor took 132.16ms. Allocated memory is still 176.2MB. Free memory was 121.9MB in the beginning and 117.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,181 INFO L158 Benchmark]: RCFGBuilder took 536.67ms. Allocated memory is still 176.2MB. Free memory was 116.3MB in the beginning and 100.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:32,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 132.1MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1343.64ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 85.4MB in the beginning and 127.5MB in the end (delta: -42.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 160.04ms. Allocated memory is still 176.2MB. Free memory was 127.5MB in the beginning and 121.9MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.16ms. Allocated memory is still 176.2MB. Free memory was 121.9MB in the beginning and 117.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 536.67ms. Allocated memory is still 176.2MB. Free memory was 116.3MB in the beginning and 100.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:32,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:34,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:34,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:34,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:34,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:34,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:34,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:34,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:34,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:34,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:34,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:34,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:34,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:34,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:34,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:34,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:34,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:34,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:34,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:34,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:34,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:34,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:34,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:34,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:34,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:34,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:34,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:34,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:34,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:34,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:34,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:34,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:34,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:34,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:34,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:34,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:34,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:34,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:34,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:34,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:34,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:34,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:34:34,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:34,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:34,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:34,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:34,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:34,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:34,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:34,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:34,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:34,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:34,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:34,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:34,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:34,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:34,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:34,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:34,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:34,780 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:34,781 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:34,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:34,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:34,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:34,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:34,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:34,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:34,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:34,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:34,784 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:34,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:34,784 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8954b1975c9ef274050a4ed05b880cddaf4747278343623028f38a4ef8e6ca73 [2021-11-23 15:34:35,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:35,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:35,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:35,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:35,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:35,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2021-11-23 15:34:35,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/e7a5fae95/80cac1e1868e4c8f8ed1f3c5186fc15e/FLAG67c2b085d [2021-11-23 15:34:36,145 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:36,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2021-11-23 15:34:36,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/e7a5fae95/80cac1e1868e4c8f8ed1f3c5186fc15e/FLAG67c2b085d [2021-11-23 15:34:36,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/data/e7a5fae95/80cac1e1868e4c8f8ed1f3c5186fc15e [2021-11-23 15:34:36,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:36,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:36,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:36,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:36,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:36,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:36" (1/1) ... [2021-11-23 15:34:36,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12b13e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:36, skipping insertion in model container [2021-11-23 15:34:36,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:36" (1/1) ... [2021-11-23 15:34:36,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:36,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:37,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2021-11-23 15:34:37,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:37,279 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:37,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:37,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2021-11-23 15:34:37,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:37,492 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:37,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2021-11-23 15:34:37,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:37,751 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:37,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37 WrapperNode [2021-11-23 15:34:37,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:37,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:37,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:37,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:37,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,908 INFO L137 Inliner]: procedures = 108, calls = 305, calls flagged for inlining = 40, calls inlined = 37, statements flattened = 851 [2021-11-23 15:34:37,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:37,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:37,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:37,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:37,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:38,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:38,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:38,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:38,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:38,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:38,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:38,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:38,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:38,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:38,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:38,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:38,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:34:38,149 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:34:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:34:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:34:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:34:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:34:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2021-11-23 15:34:38,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2021-11-23 15:34:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2021-11-23 15:34:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2021-11-23 15:34:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2021-11-23 15:34:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2021-11-23 15:34:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:34:38,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:34:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:34:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:34:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2021-11-23 15:34:38,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2021-11-23 15:34:38,171 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2021-11-23 15:34:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2021-11-23 15:34:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2021-11-23 15:34:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2021-11-23 15:34:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:34:38,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:34:38,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:34:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:34:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:34:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:34:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2021-11-23 15:34:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2021-11-23 15:34:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2021-11-23 15:34:38,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2021-11-23 15:34:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:38,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2021-11-23 15:34:38,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2021-11-23 15:34:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:34:38,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:34:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2021-11-23 15:34:38,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2021-11-23 15:34:38,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:34:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:34:38,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:34:38,179 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:34:38,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:34:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-11-23 15:34:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-11-23 15:34:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:34:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:34:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:34:38,180 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:34:38,180 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:34:38,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:34:38,181 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:34:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:34:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2021-11-23 15:34:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2021-11-23 15:34:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:38,182 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2021-11-23 15:34:38,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2021-11-23 15:34:38,541 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:38,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:38,648 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:38,653 INFO L158 Benchmark]: Toolchain (without parser) took 2428.23ms. Allocated memory was 58.7MB in the beginning and 130.0MB in the end (delta: 71.3MB). Free memory was 33.6MB in the beginning and 77.2MB in the end (delta: -43.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,653 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:38,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1526.44ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.5MB in the beginning and 49.6MB in the end (delta: -16.1MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.92ms. Allocated memory is still 92.3MB. Free memory was 49.6MB in the beginning and 44.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,656 INFO L158 Benchmark]: Boogie Preprocessor took 132.38ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 38.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,657 INFO L158 Benchmark]: RCFGBuilder took 607.35ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 38.3MB in the beginning and 77.2MB in the end (delta: -39.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1526.44ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.5MB in the beginning and 49.6MB in the end (delta: -16.1MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.92ms. Allocated memory is still 92.3MB. Free memory was 49.6MB in the beginning and 44.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.38ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 38.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 607.35ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 38.3MB in the beginning and 77.2MB in the end (delta: -39.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:38,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b612661-70be-4388-ba45-fae13ab43a9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable