./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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 32bit --witnessprinter.graph.data.programhash 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:34,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:34,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:34,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:34,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:34,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:34,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:34,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:34,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:34,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:34,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:34,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:34,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:34,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:34,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:34,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:34,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:34,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:34,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:34,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:34,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:34,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:34,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:34,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:34,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:34,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:34,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:34,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:34,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:34,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:34,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:34,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:34,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:34,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:34,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:34,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:34,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:34,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:34,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:34,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:34,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:34,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:34,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:34,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:34,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:34,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:34,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:34,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:34,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:34,674 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:34,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:34,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:34,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:34,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:34,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:34,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:34,677 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:34,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:34,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:34,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:34,678 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:34,678 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:34,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:34,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:34,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:34,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:34,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:34,680 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:34,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:34,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:34,680 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-23 15:41:34,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:34,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:34,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:34,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:34,991 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:34,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:41:35,053 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/c0440d908/d89279cd2a9b405a8b8e06843b09b98e/FLAG503b736b7 [2021-11-23 15:41:35,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:35,829 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:41:35,869 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/c0440d908/d89279cd2a9b405a8b8e06843b09b98e/FLAG503b736b7 [2021-11-23 15:41:35,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/c0440d908/d89279cd2a9b405a8b8e06843b09b98e [2021-11-23 15:41:35,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:35,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:35,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:35,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:35,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:35,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:35,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a0be81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:35, skipping insertion in model container [2021-11-23 15:41:35,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:35" (1/1) ... [2021-11-23 15:41:35,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:36,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:36,271 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:41:37,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:37,314 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:37,329 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:41:37,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:37,740 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:37,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37 WrapperNode [2021-11-23 15:41:37,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:37,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:37,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:37,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:37,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:37,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:37,970 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2021-11-23 15:41:37,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:37,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:37,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:37,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:37,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:37,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:37,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:37,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:38,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:38,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:38,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:38,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:38,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:38,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:38,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:38,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:37" (1/1) ... [2021-11-23 15:41:38,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:38,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:38,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:38,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-23 15:41:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-23 15:41:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:41:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-23 15:41:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:41:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:41:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:41:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:41:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:41:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:41:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-23 15:41:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-23 15:41:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-23 15:41:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:41:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:41:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:41:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-23 15:41:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-23 15:41:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:41:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:41:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:41:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-23 15:41:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-23 15:41:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 15:41:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 15:41:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-23 15:41:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-23 15:41:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-23 15:41:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-23 15:41:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:41:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:41:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:41:38,204 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:41:38,204 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:41:38,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:41:38,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:41:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:41:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:41:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-23 15:41:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-23 15:41:38,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:41:38,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:41:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:41:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-23 15:41:38,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-23 15:41:38,206 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:41:38,207 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:41:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:41:38,207 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:41:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:41:38,207 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:41:38,207 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-23 15:41:38,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-23 15:41:38,208 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-23 15:41:38,208 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-23 15:41:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:41:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-23 15:41:38,210 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-23 15:41:38,211 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-23 15:41:38,211 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-23 15:41:38,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:41:38,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:41:38,212 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:41:38,212 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:41:38,212 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:41:38,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:41:38,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:38,598 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:38,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:40,631 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:40,740 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.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:41:40,749 INFO L158 Benchmark]: Toolchain (without parser) took 4803.35ms. Allocated memory was 100.7MB in the beginning and 174.1MB in the end (delta: 73.4MB). Free memory was 73.6MB in the beginning and 124.9MB in the end (delta: -51.2MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,750 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:40,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1792.70ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 73.4MB in the beginning and 48.5MB in the end (delta: 24.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.23ms. Allocated memory is still 121.6MB. Free memory was 48.5MB in the beginning and 77.7MB in the end (delta: -29.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,754 INFO L158 Benchmark]: Boogie Preprocessor took 109.67ms. Allocated memory is still 121.6MB. Free memory was 77.5MB in the beginning and 69.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,756 INFO L158 Benchmark]: RCFGBuilder took 2665.43ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 69.9MB in the beginning and 124.9MB in the end (delta: -54.9MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1792.70ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 73.4MB in the beginning and 48.5MB in the end (delta: 24.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.23ms. Allocated memory is still 121.6MB. Free memory was 48.5MB in the beginning and 77.7MB in the end (delta: -29.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.67ms. Allocated memory is still 121.6MB. Free memory was 77.5MB in the beginning and 69.9MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2665.43ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 69.9MB in the beginning and 124.9MB in the end (delta: -54.9MB). Peak memory consumption was 80.5MB. 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.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:41:40,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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 32bit --witnessprinter.graph.data.programhash 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:43,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:43,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:43,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:43,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:43,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:43,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:43,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:43,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:43,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:43,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:43,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:43,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:43,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:43,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:43,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:43,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:43,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:43,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:43,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:43,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:43,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:43,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:43,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:43,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:43,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:43,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:43,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:43,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:43,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:43,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:43,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:43,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:43,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:43,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:43,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:43,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:43,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:43,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:43,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:43,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:43,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:43,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:43,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:43,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:43,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:43,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:43,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:43,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:43,317 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:43,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:43,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:43,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:43,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:43,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:43,319 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:43,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:43,320 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:43,320 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:43,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:43,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:43,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:43,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:43,321 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:43,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:43,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:43,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:43,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:43,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:43,322 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:43,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:43,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:43,323 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:43,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:43,324 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-23 15:41:43,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:43,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:43,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:43,719 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:43,720 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:43,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:41:43,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/537b32208/48994b56f7b2460aaa2d45846a0d4cd3/FLAG603a8ce74 [2021-11-23 15:41:44,458 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:44,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-23 15:41:44,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/537b32208/48994b56f7b2460aaa2d45846a0d4cd3/FLAG603a8ce74 [2021-11-23 15:41:44,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/data/537b32208/48994b56f7b2460aaa2d45846a0d4cd3 [2021-11-23 15:41:44,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:44,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:44,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:44,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:44,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:44,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:44" (1/1) ... [2021-11-23 15:41:44,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731d6b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:44, skipping insertion in model container [2021-11-23 15:41:44,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:44" (1/1) ... [2021-11-23 15:41:44,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:44,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:44,952 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:41:45,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:45,993 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:41:46,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:46,037 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:41:46,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:46,335 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:46,346 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_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-23 15:41:46,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:46,743 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:46,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46 WrapperNode [2021-11-23 15:41:46,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:46,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:46,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:46,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:46,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,895 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 970 [2021-11-23 15:41:46,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:46,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:46,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:46,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:46,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:47,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:47,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:47,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:47,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:47,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:47,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-23 15:41:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-23 15:41:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:41:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:41:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:41:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-23 15:41:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:41:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:41:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:41:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:41:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:41:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:41:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:41:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:41:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-23 15:41:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-23 15:41:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-23 15:41:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:41:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:41:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:41:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-23 15:41:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-23 15:41:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:41:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:41:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:41:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-23 15:41:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-23 15:41:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-23 15:41:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-23 15:41:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-23 15:41:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-23 15:41:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:41:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:41:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:41:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:41:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:41:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:41:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:41:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:41:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:41:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:41:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:41:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:41:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:41:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-23 15:41:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-23 15:41:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:41:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:41:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:41:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:41:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-23 15:41:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-23 15:41:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 15:41:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 15:41:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:41:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:41:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-23 15:41:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-23 15:41:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-23 15:41:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-23 15:41:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-23 15:41:47,163 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-23 15:41:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 15:41:47,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-23 15:41:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-23 15:41:47,164 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-23 15:41:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:41:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-23 15:41:47,164 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-23 15:41:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:41:47,165 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:41:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:41:47,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:41:47,656 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:47,658 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:54,596 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:54,714 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.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:41:54,718 INFO L158 Benchmark]: Toolchain (without parser) took 10096.19ms. Allocated memory was 81.8MB in the beginning and 201.3MB in the end (delta: 119.5MB). Free memory was 64.3MB in the beginning and 104.7MB in the end (delta: -40.4MB). Peak memory consumption was 139.0MB. Max. memory is 16.1GB. [2021-11-23 15:41:54,718 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 63.9MB in the beginning and 63.8MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:54,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2121.65ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 64.1MB in the beginning and 63.5MB in the end (delta: 609.8kB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:54,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.83ms. Allocated memory is still 104.9MB. Free memory was 63.5MB in the beginning and 55.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:54,721 INFO L158 Benchmark]: Boogie Preprocessor took 167.61ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 46.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:54,721 INFO L158 Benchmark]: RCFGBuilder took 7651.65ms. Allocated memory was 104.9MB in the beginning and 201.3MB in the end (delta: 96.5MB). Free memory was 46.7MB in the beginning and 104.7MB in the end (delta: -58.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:41:54,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 63.9MB in the beginning and 63.8MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2121.65ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 64.1MB in the beginning and 63.5MB in the end (delta: 609.8kB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.83ms. Allocated memory is still 104.9MB. Free memory was 63.5MB in the beginning and 55.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.61ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 46.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7651.65ms. Allocated memory was 104.9MB in the beginning and 201.3MB in the end (delta: 96.5MB). Free memory was 46.7MB in the beginning and 104.7MB in the end (delta: -58.0MB). Peak memory consumption was 98.6MB. 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.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:41:54,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a3e8d8d-ab99-4ebb-bdf9-a3095df89bfc/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