./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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 500277d0bd01d0558951e34082bcf1d8ced66617 ............................................................................................................................................ 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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 500277d0bd01d0558951e34082bcf1d8ced66617 .................................................................................................................................................................................................................................... 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 08:11:33,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:11:33,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:11:33,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:11:33,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:11:33,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:11:33,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:11:33,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:11:33,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:11:33,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:11:33,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:11:33,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:11:33,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:11:33,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:11:33,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:11:33,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:11:33,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:11:33,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:11:33,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:11:33,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:11:33,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:11:33,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:11:33,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:11:33,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:11:33,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:11:33,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:11:33,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:11:33,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:11:33,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:11:33,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:11:33,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:11:33,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:11:33,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:11:33,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:11:33,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:11:33,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:11:33,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:11:33,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:11:33,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:11:33,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:11:33,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:11:33,739 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 08:11:33,787 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:11:33,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:11:33,789 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:11:33,790 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:11:33,790 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:11:33,790 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:11:33,791 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 08:11:33,791 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:11:33,791 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:11:33,791 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 08:11:33,800 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 08:11:33,800 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:11:33,801 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 08:11:33,801 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 08:11:33,801 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 08:11:33,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:11:33,802 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:11:33,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 08:11:33,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:11:33,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:11:33,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:11:33,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:11:33,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:11:33,804 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:11:33,805 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:11:33,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:11:33,805 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:11:33,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:11:33,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:11:33,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:11:33,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:11:33,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:11:33,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:11:33,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:11:33,810 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 08:11:33,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 08:11:33,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:11:33,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:11:33,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:11:33,812 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500277d0bd01d0558951e34082bcf1d8ced66617 [2021-10-13 08:11:34,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:11:34,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:11:34,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:11:34,161 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:11:34,162 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:11:34,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-13 08:11:34,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/13e54ca1b/6d48124b012047499eb594f1a9b57961/FLAG3764fddfa [2021-10-13 08:11:35,179 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:11:35,179 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-13 08:11:35,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/13e54ca1b/6d48124b012047499eb594f1a9b57961/FLAG3764fddfa [2021-10-13 08:11:35,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/13e54ca1b/6d48124b012047499eb594f1a9b57961 [2021-10-13 08:11:35,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:11:35,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:11:35,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:11:35,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:11:35,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:11:35,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:11:35" (1/1) ... [2021-10-13 08:11:35,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64623e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:35, skipping insertion in model container [2021-10-13 08:11:35,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:11:35" (1/1) ... [2021-10-13 08:11:35,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:11:35,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:11:35,689 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-13 08:11:37,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:11:37,637 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 08:11:37,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59937302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:37, skipping insertion in model container [2021-10-13 08:11:37,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:11:37,638 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 08:11:37,641 INFO L168 Benchmark]: Toolchain (without parser) took 2386.80 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 61.7 MB in the beginning and 82.7 MB in the end (delta: -21.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:37,642 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:11:37,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2380.80 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 61.5 MB in the beginning and 82.7 MB in the end (delta: -21.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:37,645 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 94.4 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2380.80 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 61.5 MB in the beginning and 82.7 MB in the end (delta: -21.3 MB). Peak memory consumption was 25.6 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 08:11:40,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 08:11:40,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 08:11:40,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 08:11:40,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 08:11:40,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 08:11:40,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 08:11:40,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 08:11:40,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 08:11:40,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 08:11:40,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 08:11:40,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 08:11:40,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 08:11:40,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 08:11:40,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 08:11:40,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 08:11:40,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 08:11:40,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 08:11:40,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 08:11:40,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 08:11:40,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 08:11:40,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 08:11:40,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 08:11:40,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 08:11:40,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 08:11:40,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 08:11:40,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 08:11:40,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 08:11:40,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 08:11:40,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 08:11:40,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 08:11:40,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 08:11:40,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 08:11:40,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 08:11:40,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 08:11:40,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 08:11:40,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 08:11:40,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 08:11:40,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 08:11:40,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 08:11:40,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 08:11:40,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 08:11:40,611 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 08:11:40,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 08:11:40,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 08:11:40,613 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 08:11:40,614 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 08:11:40,614 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 08:11:40,615 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 08:11:40,615 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 08:11:40,616 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 08:11:40,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 08:11:40,617 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 08:11:40,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 08:11:40,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 08:11:40,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 08:11:40,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 08:11:40,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 08:11:40,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 08:11:40,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 08:11:40,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 08:11:40,620 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 08:11:40,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 08:11:40,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 08:11:40,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 08:11:40,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 08:11:40,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 08:11:40,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 08:11:40,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:11:40,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 08:11:40,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 08:11:40,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 08:11:40,625 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 08:11:40,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 08:11:40,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 08:11:40,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 08:11:40,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 08:11:40,626 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500277d0bd01d0558951e34082bcf1d8ced66617 [2021-10-13 08:11:41,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 08:11:41,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 08:11:41,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 08:11:41,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 08:11:41,143 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 08:11:41,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-13 08:11:41,214 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/71d856db1/7f4bba32f2f04831aa18f1745d87f4c0/FLAG32a33916c [2021-10-13 08:11:42,029 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 08:11:42,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-10-13 08:11:42,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/71d856db1/7f4bba32f2f04831aa18f1745d87f4c0/FLAG32a33916c [2021-10-13 08:11:42,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/data/71d856db1/7f4bba32f2f04831aa18f1745d87f4c0 [2021-10-13 08:11:42,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 08:11:42,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 08:11:42,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 08:11:42,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 08:11:42,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 08:11:42,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:11:42" (1/1) ... [2021-10-13 08:11:42,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4031e4f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:42, skipping insertion in model container [2021-10-13 08:11:42,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:11:42" (1/1) ... [2021-10-13 08:11:42,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 08:11:42,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:11:42,460 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-13 08:11:43,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:11:43,644 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 08:11:43,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 08:11:43,688 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-13 08:11:43,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:11:44,022 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 08:11:44,036 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_270da61f-9d0b-4e5d-bd84-ee74576a0f31/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-10-13 08:11:44,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 08:11:44,477 INFO L208 MainTranslator]: Completed translation [2021-10-13 08:11:44,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44 WrapperNode [2021-10-13 08:11:44,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 08:11:44,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 08:11:44,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 08:11:44,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 08:11:44,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 08:11:44,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 08:11:44,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 08:11:44,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 08:11:44,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 08:11:44,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 08:11:44,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 08:11:44,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 08:11:44,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (1/1) ... [2021-10-13 08:11:44,994 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 08:11:45,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 08:11:45,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 08:11:45,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 08:11:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 08:11:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-13 08:11:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 08:11:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 08:11:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 08:11:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 08:11:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 08:11:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 08:11:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-13 08:11:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 08:11:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-13 08:11:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 08:11:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 08:11:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 08:11:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-13 08:11:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 08:11:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-13 08:11:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 08:11:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 08:11:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-13 08:11:54,350 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 08:11:54,351 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-13 08:11:54,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:11:54 BoogieIcfgContainer [2021-10-13 08:11:54,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 08:11:54,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 08:11:54,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 08:11:54,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 08:11:54,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:11:42" (1/3) ... [2021-10-13 08:11:54,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ebca02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:11:54, skipping insertion in model container [2021-10-13 08:11:54,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:11:44" (2/3) ... [2021-10-13 08:11:54,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ebca02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:11:54, skipping insertion in model container [2021-10-13 08:11:54,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:11:54" (3/3) ... [2021-10-13 08:11:54,365 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl.i [2021-10-13 08:11:54,372 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 08:11:54,372 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 08:11:54,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ebca02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:11:54, skipping insertion in model container [2021-10-13 08:11:54,375 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 08:11:54,376 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 08:11:54,376 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 08:11:54,376 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 08:11:54,377 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:11:54" (3/3) ... [2021-10-13 08:11:54,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 08:11:54,427 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-13 08:11:54,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-13 08:11:54,437 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-13 08:11:54,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 08:11:54,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 08:11:54,450 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 08:11:54,700 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 08:11:54,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 08:11:54,704 INFO L168 Benchmark]: Toolchain (without parser) took 12560.71 ms. Allocated memory was 65.0 MB in the beginning and 348.1 MB in the end (delta: 283.1 MB). Free memory was 41.0 MB in the beginning and 295.5 MB in the end (delta: -254.4 MB). Peak memory consumption was 183.0 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,704 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:11:54,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2335.17 ms. Allocated memory was 65.0 MB in the beginning and 125.8 MB in the end (delta: 60.8 MB). Free memory was 40.8 MB in the beginning and 89.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.72 ms. Allocated memory is still 125.8 MB. Free memory was 89.1 MB in the beginning and 76.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,707 INFO L168 Benchmark]: Boogie Preprocessor took 225.03 ms. Allocated memory is still 125.8 MB. Free memory was 76.5 MB in the beginning and 66.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,708 INFO L168 Benchmark]: RCFGBuilder took 9371.66 ms. Allocated memory was 125.8 MB in the beginning and 348.1 MB in the end (delta: 222.3 MB). Free memory was 66.0 MB in the beginning and 181.7 MB in the end (delta: -115.7 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,708 INFO L168 Benchmark]: TraceAbstraction took 17.91 ms. Allocated memory is still 348.1 MB. Free memory was 181.7 MB in the beginning and 180.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 08:11:54,709 INFO L168 Benchmark]: Witness Printer took 325.48 ms. Allocated memory is still 348.1 MB. Free memory was 180.7 MB in the beginning and 295.5 MB in the end (delta: -114.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 08:11:54,716 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 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2335.17 ms. Allocated memory was 65.0 MB in the beginning and 125.8 MB in the end (delta: 60.8 MB). Free memory was 40.8 MB in the beginning and 89.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 276.72 ms. Allocated memory is still 125.8 MB. Free memory was 89.1 MB in the beginning and 76.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 225.03 ms. Allocated memory is still 125.8 MB. Free memory was 76.5 MB in the beginning and 66.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 9371.66 ms. Allocated memory was 125.8 MB in the beginning and 348.1 MB in the end (delta: 222.3 MB). Free memory was 66.0 MB in the beginning and 181.7 MB in the end (delta: -115.7 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.91 ms. Allocated memory is still 348.1 MB. Free memory was 181.7 MB in the beginning and 180.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 325.48 ms. Allocated memory is still 348.1 MB. Free memory was 180.7 MB in the beginning and 295.5 MB in the end (delta: -114.8 MB). Peak memory consumption was 37.7 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 08:11:54,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_270da61f-9d0b-4e5d-bd84-ee74576a0f31/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...