./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8162bcef65d23605dfdf18ce0738860c2bd703cf ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8162bcef65d23605dfdf18ce0738860c2bd703cf .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:12:10,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:12:10,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:12:10,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:12:10,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:12:10,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:12:10,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:12:10,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:12:10,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:12:10,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:12:10,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:12:10,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:12:10,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:12:10,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:12:10,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:12:10,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:12:10,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:12:10,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:12:10,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:12:10,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:12:10,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:12:10,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:12:10,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:12:10,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:12:10,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:12:10,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:12:10,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:12:10,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:12:10,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:12:10,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:12:10,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:12:10,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:12:10,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:12:10,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:12:10,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:12:10,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:12:10,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:12:10,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:12:10,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:12:10,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:12:10,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:12:10,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:12:10,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:12:10,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:12:10,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:12:10,404 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:12:10,405 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:12:10,405 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:12:10,405 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:12:10,405 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:12:10,405 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:12:10,406 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:12:10,406 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:12:10,406 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:12:10,406 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:12:10,407 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:12:10,407 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:12:10,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:12:10,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:12:10,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:12:10,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:12:10,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:12:10,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:12:10,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:12:10,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:12:10,409 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:12:10,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:12:10,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:12:10,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:12:10,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:12:10,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:12:10,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:12:10,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:12:10,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:12:10,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:12:10,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:12:10,412 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:12:10,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:12:10,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:12:10,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:12:10,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:12:10,413 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8162bcef65d23605dfdf18ce0738860c2bd703cf [2021-10-13 08:12:10,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:12:10,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:12:10,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:12:10,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:12:10,745 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:12:10,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-10-13 08:12:10,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c91ba5eb1/676e19ec9b444233b5c1f6f182c8b854/FLAG4305f4b40 [2021-10-13 08:12:11,690 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:12:11,691 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-10-13 08:12:11,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c91ba5eb1/676e19ec9b444233b5c1f6f182c8b854/FLAG4305f4b40 [2021-10-13 08:12:12,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c91ba5eb1/676e19ec9b444233b5c1f6f182c8b854 [2021-10-13 08:12:12,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:12:12,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:12:12,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:12:12,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:12:12,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:12:12,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:12" (1/1) ... [2021-10-13 08:12:12,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d2688a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:12, skipping insertion in model container [2021-10-13 08:12:12,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:12" (1/1) ... [2021-10-13 08:12:12,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:12:12,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:12:12,680 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-10-13 08:12:13,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:12:13,914 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-13 08:12:13,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cf47eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:13, skipping insertion in model container [2021-10-13 08:12:13,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:12:13,916 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:12:13,919 INFO L168 Benchmark]: Toolchain (without parser) took 1683.34 ms. Allocated memory is still 125.8 MB. Free memory was 80.6 MB in the beginning and 70.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:13,920 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 125.8 MB. Free memory was 102.3 MB in the beginning and 102.3 MB in the end (delta: 67.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:12:13,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1673.10 ms. Allocated memory is still 125.8 MB. Free memory was 80.4 MB in the beginning and 70.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:13,929 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 125.8 MB. Free memory was 102.3 MB in the beginning and 102.3 MB in the end (delta: 67.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1673.10 ms. Allocated memory is still 125.8 MB. Free memory was 80.4 MB in the beginning and 70.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2975]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 08:12:16,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:12:16,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:12:16,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:12:16,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:12:16,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:12:16,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:12:16,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:12:16,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:12:16,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:12:16,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:12:16,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:12:16,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:12:16,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:12:16,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:12:16,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:12:16,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:12:16,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:12:16,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:12:16,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:12:16,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:12:16,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:12:16,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:12:16,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:12:16,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:12:16,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:12:16,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:12:16,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:12:16,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:12:16,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:12:16,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:12:16,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:12:16,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:12:16,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:12:16,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:12:16,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:12:16,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:12:16,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:12:16,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:12:16,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:12:16,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:12:16,714 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:12:16,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:12:16,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:12:16,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:12:16,779 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:12:16,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:12:16,780 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:12:16,780 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:12:16,780 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:12:16,780 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:12:16,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:12:16,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:12:16,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:12:16,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:12:16,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:12:16,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:12:16,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:12:16,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:12:16,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:12:16,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:12:16,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:12:16,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:12:16,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:12:16,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:12:16,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:12:16,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:12:16,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:12:16,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:12:16,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:12:16,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:12:16,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:12:16,788 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:12:16,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:12:16,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:12:16,789 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:12:16,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:12:16,790 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8162bcef65d23605dfdf18ce0738860c2bd703cf [2021-10-13 08:12:17,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:12:17,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:12:17,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:12:17,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:12:17,272 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:12:17,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-10-13 08:12:17,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c21d06d94/00241ad067e0421897f3494ae240e5b5/FLAGa9e163ea7 [2021-10-13 08:12:18,106 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:12:18,106 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-10-13 08:12:18,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c21d06d94/00241ad067e0421897f3494ae240e5b5/FLAGa9e163ea7 [2021-10-13 08:12:18,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/data/c21d06d94/00241ad067e0421897f3494ae240e5b5 [2021-10-13 08:12:18,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:12:18,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:12:18,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:12:18,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:12:18,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:12:18,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:18" (1/1) ... [2021-10-13 08:12:18,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e921e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:18, skipping insertion in model container [2021-10-13 08:12:18,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:18" (1/1) ... [2021-10-13 08:12:18,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:12:18,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:12:18,636 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-10-13 08:12:20,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:12:20,489 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 08:12:20,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:12:20,520 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-10-13 08:12:20,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:12:20,787 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:12:20,799 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_a6f77312-a1de-4f07-ac05-82ee203d1d7e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-10-13 08:12:21,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:12:21,265 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:12:21,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21 WrapperNode [2021-10-13 08:12:21,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:12:21,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:12:21,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:12:21,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:12:21,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:12:21,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:12:21,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:12:21,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:12:21,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:12:21,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:12:21,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:12:21,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:12:21,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (1/1) ... [2021-10-13 08:12:21,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:12:21,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:12:21,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:12:21,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:12:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 08:12:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-13 08:12:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 08:12:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 08:12:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 08:12:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 08:12:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:12:21,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:12:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-13 08:12:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-13 08:12:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 08:12:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-13 08:12:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 08:12:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 08:12:21,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-13 08:12:29,641 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:12:29,643 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-13 08:12:29,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:12:29 BoogieIcfgContainer [2021-10-13 08:12:29,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:12:29,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:12:29,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:12:29,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:12:29,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:12:18" (1/3) ... [2021-10-13 08:12:29,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6726bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:12:29, skipping insertion in model container [2021-10-13 08:12:29,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:21" (2/3) ... [2021-10-13 08:12:29,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6726bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:12:29, skipping insertion in model container [2021-10-13 08:12:29,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:12:29" (3/3) ... [2021-10-13 08:12:29,655 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2021-10-13 08:12:29,661 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:12:29,661 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 08:12:29,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6726bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:12:29, skipping insertion in model container [2021-10-13 08:12:29,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:12:29,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:12:29,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:12:29,664 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:12:29,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:12:29" (3/3) ... [2021-10-13 08:12:29,668 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:12:29,705 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-13 08:12:29,709 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-13 08:12:29,713 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-13 08:12:29,721 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 08:12:29,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:12:29,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:12:29,937 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:12:29,937 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:12:29,939 INFO L168 Benchmark]: Toolchain (without parser) took 11682.81 ms. Allocated memory was 69.2 MB in the beginning and 243.3 MB in the end (delta: 174.1 MB). Free memory was 50.3 MB in the beginning and 159.5 MB in the end (delta: -109.2 MB). Peak memory consumption was 65.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,940 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.2 MB in the beginning and 33.2 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:12:29,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3006.58 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 48.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.30 ms. Allocated memory is still 88.1 MB. Free memory was 48.9 MB in the beginning and 36.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,941 INFO L168 Benchmark]: Boogie Preprocessor took 211.99 ms. Allocated memory is still 88.1 MB. Free memory was 36.8 MB in the beginning and 45.6 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,941 INFO L168 Benchmark]: RCFGBuilder took 7937.05 ms. Allocated memory was 88.1 MB in the beginning and 243.3 MB in the end (delta: 155.2 MB). Free memory was 45.6 MB in the beginning and 191.3 MB in the end (delta: -145.7 MB). Peak memory consumption was 105.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,942 INFO L168 Benchmark]: TraceAbstraction took 14.79 ms. Allocated memory is still 243.3 MB. Free memory was 191.3 MB in the beginning and 190.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:12:29,942 INFO L168 Benchmark]: Witness Printer took 273.21 ms. Allocated memory is still 243.3 MB. Free memory was 190.2 MB in the beginning and 159.5 MB in the end (delta: 30.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:12:29,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.2 MB in the beginning and 33.2 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3006.58 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 48.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 227.30 ms. Allocated memory is still 88.1 MB. Free memory was 48.9 MB in the beginning and 36.8 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 211.99 ms. Allocated memory is still 88.1 MB. Free memory was 36.8 MB in the beginning and 45.6 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 7937.05 ms. Allocated memory was 88.1 MB in the beginning and 243.3 MB in the end (delta: 155.2 MB). Free memory was 45.6 MB in the beginning and 191.3 MB in the end (delta: -145.7 MB). Peak memory consumption was 105.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.79 ms. Allocated memory is still 243.3 MB. Free memory was 191.3 MB in the beginning and 190.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 273.21 ms. Allocated memory is still 243.3 MB. Free memory was 190.2 MB in the beginning and 159.5 MB in the end (delta: 30.7 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! [2021-10-13 08:12:29,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f77312-a1de-4f07-ac05-82ee203d1d7e/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...