./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:54:50,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:54:50,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:54:50,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:54:50,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:54:50,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:54:50,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:54:50,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:54:50,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:54:50,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:54:50,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:54:50,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:54:50,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:54:50,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:54:50,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:54:50,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:54:50,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:54:50,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:54:50,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:54:50,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:54:50,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:54:50,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:54:50,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:54:50,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:54:50,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:54:50,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:54:50,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:54:50,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:54:50,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:54:50,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:54:50,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:54:50,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:54:50,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:54:50,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:54:50,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:54:50,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:54:50,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:54:50,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:54:50,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:54:50,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:54:50,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:54:50,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 10:54:50,858 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:54:50,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:54:50,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:54:50,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:54:50,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:54:50,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:54:50,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:54:50,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:54:50,864 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:54:50,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:54:50,865 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:54:50,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:54:50,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:54:50,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:54:50,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:54:50,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:54:50,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:54:50,867 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:54:50,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:54:50,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:54:50,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:54:50,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:54:50,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:54:50,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:54:50,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:54:50,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:54:50,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:54:50,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:54:50,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:54:50,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:54:50,869 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:54:50,870 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:54:50,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:54:50,870 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_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2022-11-20 10:54:51,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:54:51,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:54:51,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:54:51,281 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:54:51,281 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:54:51,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2022-11-20 10:54:54,579 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:54:55,085 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:54:55,089 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2022-11-20 10:54:55,145 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/data/1d5061d60/79c1c249db2d47abafd7dccd108d7793/FLAGc01570d6a [2022-11-20 10:54:55,164 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/data/1d5061d60/79c1c249db2d47abafd7dccd108d7793 [2022-11-20 10:54:55,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:54:55,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:54:55,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:54:55,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:54:55,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:54:55,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:54:55" (1/1) ... [2022-11-20 10:54:55,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e75c71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:55, skipping insertion in model container [2022-11-20 10:54:55,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:54:55" (1/1) ... [2022-11-20 10:54:55,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:54:55,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:54:55,498 WARN L237 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_81761b83-c340-4259-a120-a60a35a3416e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2022-11-20 10:54:56,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:54:56,959 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:54:56,980 WARN L237 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_81761b83-c340-4259-a120-a60a35a3416e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2022-11-20 10:54:57,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:54:57,411 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:54:57,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57 WrapperNode [2022-11-20 10:54:57,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:54:57,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:54:57,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:54:57,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:54:57,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,652 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1009 [2022-11-20 10:54:57,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:54:57,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:54:57,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:54:57,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:54:57,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,735 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:54:57,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:54:57,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:54:57,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:54:57,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (1/1) ... [2022-11-20 10:54:57,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:54:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:54:57,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:54:57,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:54:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-20 10:54:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-20 10:54:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 10:54:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-20 10:54:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 10:54:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 10:54:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:54:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-20 10:54:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-20 10:54:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 10:54:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-20 10:54:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-20 10:54:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-20 10:54:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 10:54:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:54:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:54:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-20 10:54:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-20 10:54:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:54:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:54:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:54:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:54:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-20 10:54:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-20 10:54:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-20 10:54:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-20 10:54:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-20 10:54:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-20 10:54:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:54:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:54:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-20 10:54:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-20 10:54:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 10:54:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 10:54:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 10:54:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-20 10:54:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-20 10:54:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:54:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:54:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-20 10:54:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-20 10:54:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-20 10:54:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-20 10:54:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 10:54:57,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 10:54:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:54:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-20 10:54:57,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-20 10:54:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-20 10:54:57,891 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-20 10:54:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-20 10:54:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-20 10:54:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-20 10:54:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-20 10:54:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-20 10:54:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-20 10:54:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-20 10:54:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-20 10:54:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:54:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-20 10:54:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-20 10:54:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-20 10:54:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-20 10:54:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 10:54:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 10:54:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-20 10:54:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-20 10:54:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 10:54:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 10:54:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:54:58,474 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:54:58,479 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:55:00,932 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:55:00,941 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:55:00,942 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 10:55:00,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:00 BoogieIcfgContainer [2022-11-20 10:55:00,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:55:00,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:55:00,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:55:00,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:55:00,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:54:55" (1/3) ... [2022-11-20 10:55:00,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544ce596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:55:00, skipping insertion in model container [2022-11-20 10:55:00,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:57" (2/3) ... [2022-11-20 10:55:00,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544ce596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:55:00, skipping insertion in model container [2022-11-20 10:55:00,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:00" (3/3) ... [2022-11-20 10:55:00,954 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2022-11-20 10:55:00,974 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:55:00,974 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:55:00,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544ce596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:55:00, skipping insertion in model container [2022-11-20 10:55:00,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:55:00,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:55:00,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:55:00,977 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:55:00,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:00" (3/3) ... [2022-11-20 10:55:00,981 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:55:00,989 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-20 10:55:00,989 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-20 10:55:00,989 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-20 10:55:00,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-20 10:55:00,991 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-20 10:55:00,992 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-20 10:55:00,993 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-20 10:55:00,993 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-20 10:55:00,993 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 10:55:00,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-20 10:55:00,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 10:55:00,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-20 10:55:01,013 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-20 10:55:01,015 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-20 10:55:01,017 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-20 10:55:01,019 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 10:55:01,021 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:55:01,023 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:55:01,216 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:55:01,216 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:55:01,218 INFO L158 Benchmark]: Toolchain (without parser) took 6048.71ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 140.5MB in the beginning and 120.0MB in the end (delta: 20.5MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,221 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:55:01,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2239.02ms. Allocated memory is still 169.9MB. Free memory was 140.5MB in the beginning and 111.7MB in the end (delta: 28.8MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 240.18ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 102.1MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,223 INFO L158 Benchmark]: Boogie Preprocessor took 114.34ms. Allocated memory is still 169.9MB. Free memory was 102.1MB in the beginning and 94.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,223 INFO L158 Benchmark]: RCFGBuilder took 3176.19ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 94.9MB in the beginning and 139.9MB in the end (delta: -45.0MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,224 INFO L158 Benchmark]: TraceAbstraction took 28.80ms. Allocated memory is still 218.1MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,224 INFO L158 Benchmark]: Witness Printer took 239.53ms. Allocated memory is still 218.1MB. Free memory was 137.8MB in the beginning and 120.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 10:55:01,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2239.02ms. Allocated memory is still 169.9MB. Free memory was 140.5MB in the beginning and 111.7MB in the end (delta: 28.8MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 240.18ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 102.1MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.34ms. Allocated memory is still 169.9MB. Free memory was 102.1MB in the beginning and 94.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3176.19ms. Allocated memory was 169.9MB in the beginning and 218.1MB in the end (delta: 48.2MB). Free memory was 94.9MB in the beginning and 139.9MB in the end (delta: -45.0MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * TraceAbstraction took 28.80ms. Allocated memory is still 218.1MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 239.53ms. Allocated memory is still 218.1MB. Free memory was 137.8MB in the beginning and 120.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 10:55:01,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81761b83-c340-4259-a120-a60a35a3416e/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE