./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE --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 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae ............................................................................................................................................ 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_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE --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 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:01:49,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:01:49,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:01:49,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:01:49,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:01:49,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:01:49,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:01:49,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:01:49,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:01:49,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:01:49,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:01:49,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:01:49,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:01:49,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:01:49,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:01:49,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:01:49,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:01:49,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:01:49,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:01:49,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:01:49,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:01:49,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:01:49,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:01:49,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:01:49,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:01:49,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:01:49,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:01:49,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:01:49,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:01:49,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:01:49,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:01:49,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:01:49,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:01:49,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:01:49,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:01:49,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:01:49,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:01:49,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:01:49,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:01:49,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:01:49,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:01:49,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:01:49,685 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:01:49,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:01:49,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:01:49,688 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:01:49,688 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:01:49,688 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:01:49,688 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:01:49,689 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:01:49,696 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:01:49,696 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:01:49,697 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:01:49,698 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:01:49,698 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:01:49,699 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:01:49,699 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:01:49,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:01:49,700 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:01:49,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:01:49,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:01:49,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:01:49,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:01:49,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:01:49,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:01:49,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:01:49,702 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:01:49,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:01:49,703 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:01:49,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:01:49,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:01:49,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:01:49,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:01:49,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:01:49,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:01:49,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:01:49,707 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:01:49,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:01:49,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:01:49,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:01:49,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:01:49,709 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_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-10-24 11:01:50,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:01:50,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:01:50,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:01:50,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:01:50,038 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:01:50,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-24 11:01:50,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/d6c897451/bc53ff33e2174717a43120fcdf99600a/FLAGddb88f30f [2021-10-24 11:01:50,922 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:01:50,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-24 11:01:50,966 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/d6c897451/bc53ff33e2174717a43120fcdf99600a/FLAGddb88f30f [2021-10-24 11:01:51,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/d6c897451/bc53ff33e2174717a43120fcdf99600a [2021-10-24 11:01:51,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:01:51,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:01:51,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:01:51,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:01:51,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:01:51,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:01:51" (1/1) ... [2021-10-24 11:01:51,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b588f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:01:51, skipping insertion in model container [2021-10-24 11:01:51,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:01:51" (1/1) ... [2021-10-24 11:01:51,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:01:51,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:01:51,440 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_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-24 11:01:53,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:01:53,307 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) [2021-10-24 11:01:53,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5005255b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:01:53, skipping insertion in model container [2021-10-24 11:01:53,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:01:53,308 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:01:53,312 INFO L168 Benchmark]: Toolchain (without parser) took 2272.73 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 43.2 MB in the beginning and 51.8 MB in the end (delta: -8.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:01:53,313 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 86.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:01:53,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2269.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 43.0 MB in the beginning and 52.1 MB in the end (delta: -9.1 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:01:53,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 86.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2269.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 43.0 MB in the beginning and 52.1 MB in the end (delta: -9.1 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-e943c26 [2021-10-24 11:01:55,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:01:55,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:01:55,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:01:55,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:01:55,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:01:55,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:01:55,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:01:56,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:01:56,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:01:56,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:01:56,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:01:56,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:01:56,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:01:56,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:01:56,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:01:56,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:01:56,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:01:56,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:01:56,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:01:56,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:01:56,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:01:56,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:01:56,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:01:56,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:01:56,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:01:56,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:01:56,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:01:56,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:01:56,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:01:56,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:01:56,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:01:56,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:01:56,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:01:56,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:01:56,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:01:56,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:01:56,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:01:56,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:01:56,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:01:56,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:01:56,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:01:56,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:01:56,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:01:56,142 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:01:56,142 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:01:56,142 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:01:56,143 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:01:56,143 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:01:56,143 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:01:56,143 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:01:56,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:01:56,146 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:01:56,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:01:56,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:01:56,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:01:56,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:01:56,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:01:56,148 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:01:56,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:01:56,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:01:56,148 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:01:56,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:01:56,149 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:01:56,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:01:56,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:01:56,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:01:56,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:01:56,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:01:56,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:01:56,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:01:56,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:01:56,151 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:01:56,151 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:01:56,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:01:56,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:01:56,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:01:56,153 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_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-10-24 11:01:56,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:01:56,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:01:56,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:01:56,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:01:56,601 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:01:56,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-24 11:01:56,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/df6c60124/237c6ef5e9104b499ab5c560d259c560/FLAGd0fba4a06 [2021-10-24 11:01:57,530 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:01:57,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-24 11:01:57,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/df6c60124/237c6ef5e9104b499ab5c560d259c560/FLAGd0fba4a06 [2021-10-24 11:01:58,094 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/data/df6c60124/237c6ef5e9104b499ab5c560d259c560 [2021-10-24 11:01:58,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:01:58,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:01:58,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:01:58,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:01:58,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:01:58,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:01:58" (1/1) ... [2021-10-24 11:01:58,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72689188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:01:58, skipping insertion in model container [2021-10-24 11:01:58,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:01:58" (1/1) ... [2021-10-24 11:01:58,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:01:58,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:01:58,434 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_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-24 11:02:00,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:02:00,205 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 11:02:00,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:02:00,244 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_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-24 11:02:00,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:02:00,450 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:02:00,464 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_165b356c-6537-4ff8-9c97-5998a857901e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-24 11:02:00,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:02:00,854 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:02:00,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00 WrapperNode [2021-10-24 11:02:00,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:02:00,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:02:00,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:02:00,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:02:00,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:00,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:02:01,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:02:01,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:02:01,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:02:01,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:02:01,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:02:01,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:02:01,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:02:01,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (1/1) ... [2021-10-24 11:02:01,311 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:02:01,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:02:01,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:02:01,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:02:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 11:02:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-24 11:02:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:02:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-24 11:02:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 11:02:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-24 11:02:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:02:01,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:02:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-24 11:02:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 11:02:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-24 11:02:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-24 11:02:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:02:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-24 11:02:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-24 11:02:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-24 11:02:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-24 11:02:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 11:02:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-24 11:02:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-24 11:02:09,936 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:02:09,938 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-24 11:02:09,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:02:09 BoogieIcfgContainer [2021-10-24 11:02:09,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:02:09,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:02:09,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:02:09,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:02:09,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:01:58" (1/3) ... [2021-10-24 11:02:09,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36db1310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:02:09, skipping insertion in model container [2021-10-24 11:02:09,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:02:00" (2/3) ... [2021-10-24 11:02:09,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36db1310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:02:09, skipping insertion in model container [2021-10-24 11:02:09,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:02:09" (3/3) ... [2021-10-24 11:02:09,953 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-10-24 11:02:09,961 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:02:09,962 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-24 11:02:09,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36db1310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:02:09, skipping insertion in model container [2021-10-24 11:02:09,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:02:09,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:02:09,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:02:09,966 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:02:09,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:02:09" (3/3) ... [2021-10-24 11:02:09,970 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:02:10,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-24 11:02:10,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-24 11:02:10,037 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-24 11:02:10,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-24 11:02:10,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 11:02:10,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:02:10,273 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:02:10,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:02:10,276 INFO L168 Benchmark]: Toolchain (without parser) took 12176.90 ms. Allocated memory was 60.8 MB in the beginning and 176.2 MB in the end (delta: 115.3 MB). Free memory was 35.6 MB in the beginning and 86.6 MB in the end (delta: -51.0 MB). Peak memory consumption was 67.3 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,277 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:02:10,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2751.59 ms. Allocated memory was 60.8 MB in the beginning and 107.0 MB in the end (delta: 46.1 MB). Free memory was 35.5 MB in the beginning and 60.1 MB in the end (delta: -24.7 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.74 ms. Allocated memory is still 107.0 MB. Free memory was 60.1 MB in the beginning and 47.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,280 INFO L168 Benchmark]: Boogie Preprocessor took 232.86 ms. Allocated memory is still 107.0 MB. Free memory was 47.6 MB in the beginning and 62.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,280 INFO L168 Benchmark]: RCFGBuilder took 8639.52 ms. Allocated memory was 107.0 MB in the beginning and 176.2 MB in the end (delta: 69.2 MB). Free memory was 61.5 MB in the beginning and 118.0 MB in the end (delta: -56.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,281 INFO L168 Benchmark]: TraceAbstraction took 19.23 ms. Allocated memory is still 176.2 MB. Free memory was 118.0 MB in the beginning and 117.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:02:10,282 INFO L168 Benchmark]: Witness Printer took 309.22 ms. Allocated memory is still 176.2 MB. Free memory was 117.0 MB in the beginning and 86.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:02:10,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 60.8 MB. Free memory is still 40.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2751.59 ms. Allocated memory was 60.8 MB in the beginning and 107.0 MB in the end (delta: 46.1 MB). Free memory was 35.5 MB in the beginning and 60.1 MB in the end (delta: -24.7 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 212.74 ms. Allocated memory is still 107.0 MB. Free memory was 60.1 MB in the beginning and 47.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 232.86 ms. Allocated memory is still 107.0 MB. Free memory was 47.6 MB in the beginning and 62.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8639.52 ms. Allocated memory was 107.0 MB in the beginning and 176.2 MB in the end (delta: 69.2 MB). Free memory was 61.5 MB in the beginning and 118.0 MB in the end (delta: -56.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19.23 ms. Allocated memory is still 176.2 MB. Free memory was 118.0 MB in the beginning and 117.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 309.22 ms. Allocated memory is still 176.2 MB. Free memory was 117.0 MB in the beginning and 86.6 MB in the end (delta: 30.4 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! [2021-10-24 11:02:10,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165b356c-6537-4ff8-9c97-5998a857901e/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...