./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/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_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU --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 --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:12:55,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:12:56,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:12:56,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:12:56,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:12:56,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:12:56,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:12:56,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:12:56,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:12:56,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:12:56,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:12:56,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:12:56,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:12:56,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:12:56,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:12:56,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:12:56,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:12:56,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:12:56,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:12:56,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:12:56,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:12:56,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:12:56,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:12:56,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:12:56,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:12:56,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:12:56,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:12:56,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:12:56,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:12:56,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:12:56,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:12:56,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:12:56,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:12:56,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:12:56,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:12:56,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:12:56,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:12:56,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:12:56,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:12:56,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:12:56,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:12:56,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:12:56,244 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:12:56,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:12:56,246 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:12:56,246 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:12:56,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:12:56,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:12:56,257 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:12:56,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:12:56,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:12:56,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:12:56,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:12:56,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:12:56,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:12:56,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:12:56,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:12:56,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:12:56,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:12:56,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:12:56,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:12:56,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:12:56,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:12:56,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:12:56,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:12:56,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:12:56,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:12:56,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:12:56,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:12:56,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:12:56,265 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:12:56,267 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:12:56,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:12:56,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:12:56,268 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_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2021-11-02 23:12:56,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:12:56,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:12:56,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:12:56,668 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:12:56,669 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:12:56,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-02 23:12:56,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/data/1084340b2/6d8487086608405aa1a2160bcd21f661/FLAGbc6db0613 [2021-11-02 23:12:57,724 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:12:57,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-02 23:12:57,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/data/1084340b2/6d8487086608405aa1a2160bcd21f661/FLAGbc6db0613 [2021-11-02 23:12:58,234 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/data/1084340b2/6d8487086608405aa1a2160bcd21f661 [2021-11-02 23:12:58,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:12:58,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:12:58,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:12:58,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:12:58,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:12:58,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:12:58" (1/1) ... [2021-11-02 23:12:58,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333c73f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:12:58, skipping insertion in model container [2021-11-02 23:12:58,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:12:58" (1/1) ... [2021-11-02 23:12:58,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:12:58,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:12:58,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-02 23:13:00,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:13:00,276 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:13:00,290 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-02 23:13:00,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:13:00,873 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:13:00,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00 WrapperNode [2021-11-02 23:13:00,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:13:00,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:13:00,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:13:00,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:13:00,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:13:01,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:13:01,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:13:01,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:13:01,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:13:01,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:13:01,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:13:01,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:13:01,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (1/1) ... [2021-11-02 23:13:01,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:13:01,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:13:01,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:13:01,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:13:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 23:13:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-02 23:13:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 23:13:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 23:13:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 23:13:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:13:01,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:13:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 23:13:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:13:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 23:13:01,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 23:13:01,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 23:13:01,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:13:06,570 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:13:06,571 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-02 23:13:06,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:13:06 BoogieIcfgContainer [2021-11-02 23:13:06,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:13:06,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:13:06,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:13:06,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:13:06,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:12:58" (1/3) ... [2021-11-02 23:13:06,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c19f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:13:06, skipping insertion in model container [2021-11-02 23:13:06,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:13:00" (2/3) ... [2021-11-02 23:13:06,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c19f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:13:06, skipping insertion in model container [2021-11-02 23:13:06,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:13:06" (3/3) ... [2021-11-02 23:13:06,592 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2021-11-02 23:13:06,603 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:13:06,603 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 23:13:06,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c19f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:13:06, skipping insertion in model container [2021-11-02 23:13:06,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 23:13:06,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:13:06,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:13:06,608 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:13:06,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:13:06" (3/3) ... [2021-11-02 23:13:06,613 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 23:13:06,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-02 23:13:06,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-11-02 23:13:06,701 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-02 23:13:06,706 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-02 23:13:06,711 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 23:13:06,715 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:13:07,063 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 23:13:07,063 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:13:07,066 INFO L168 Benchmark]: Toolchain (without parser) took 8825.94 ms. Allocated memory was 125.8 MB in the beginning and 226.5 MB in the end (delta: 100.7 MB). Free memory was 86.6 MB in the beginning and 83.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 102.8 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,066 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 75.5 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 39.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:13:07,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2624.59 ms. Allocated memory was 125.8 MB in the beginning and 169.9 MB in the end (delta: 44.0 MB). Free memory was 86.3 MB in the beginning and 111.6 MB in the end (delta: -25.2 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.62 ms. Allocated memory is still 169.9 MB. Free memory was 111.6 MB in the beginning and 98.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,069 INFO L168 Benchmark]: Boogie Preprocessor took 160.84 ms. Allocated memory is still 169.9 MB. Free memory was 98.7 MB in the beginning and 89.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,069 INFO L168 Benchmark]: RCFGBuilder took 5194.71 ms. Allocated memory was 169.9 MB in the beginning and 226.5 MB in the end (delta: 56.6 MB). Free memory was 89.4 MB in the beginning and 116.4 MB in the end (delta: -27.0 MB). Peak memory consumption was 86.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,070 INFO L168 Benchmark]: TraceAbstraction took 24.20 ms. Allocated memory is still 226.5 MB. Free memory was 116.4 MB in the beginning and 115.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:13:07,070 INFO L168 Benchmark]: Witness Printer took 456.08 ms. Allocated memory is still 226.5 MB. Free memory was 115.4 MB in the beginning and 83.9 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:13:07,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 75.5 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 39.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2624.59 ms. Allocated memory was 125.8 MB in the beginning and 169.9 MB in the end (delta: 44.0 MB). Free memory was 86.3 MB in the beginning and 111.6 MB in the end (delta: -25.2 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 342.62 ms. Allocated memory is still 169.9 MB. Free memory was 111.6 MB in the beginning and 98.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 160.84 ms. Allocated memory is still 169.9 MB. Free memory was 98.7 MB in the beginning and 89.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5194.71 ms. Allocated memory was 169.9 MB in the beginning and 226.5 MB in the end (delta: 56.6 MB). Free memory was 89.4 MB in the beginning and 116.4 MB in the end (delta: -27.0 MB). Peak memory consumption was 86.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24.20 ms. Allocated memory is still 226.5 MB. Free memory was 116.4 MB in the beginning and 115.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 456.08 ms. Allocated memory is still 226.5 MB. Free memory was 115.4 MB in the beginning and 83.9 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-02 23:13:07,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31243bd6-c87b-4363-b96a-09528295642e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE