./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.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_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/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_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/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_fbf503bf-be7a-438b-ab24-6c41b365d76d/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 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 ............................................................................................................................................ 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/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_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/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_fbf503bf-be7a-438b-ab24-6c41b365d76d/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 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 .................................................................................................................................................................................................................................... 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 11:09:18,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:09:18,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:09:18,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:09:18,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:09:18,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:09:18,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:09:18,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:09:18,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:09:18,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:09:18,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:09:18,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:09:18,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:09:18,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:09:18,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:09:18,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:09:18,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:09:18,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:09:18,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:09:18,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:09:18,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:09:18,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:09:18,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:09:18,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:09:18,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:09:18,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:09:18,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:09:18,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:09:18,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:09:18,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:09:18,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:09:18,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:09:18,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:09:18,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:09:18,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:09:18,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:09:18,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:09:18,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:09:18,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:09:18,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:09:18,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:09:18,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:09:18,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:09:18,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:09:18,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:09:18,501 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:09:18,501 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:09:18,502 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:09:18,502 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:09:18,502 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:09:18,508 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:09:18,509 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:09:18,510 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:09:18,510 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:09:18,510 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:09:18,510 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:09:18,511 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:09:18,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:09:18,512 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:09:18,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:09:18,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:09:18,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:09:18,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:09:18,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:09:18,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:09:18,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:09:18,514 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:09:18,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:09:18,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:09:18,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:09:18,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:09:18,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:09:18,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:09:18,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:09:18,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:09:18,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:09:18,518 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:09:18,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:09:18,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:09:18,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:09:18,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:09:18,519 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2021-10-24 11:09:18,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:09:18,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:09:18,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:09:18,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:09:18,808 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:09:18,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-10-24 11:09:18,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/129ee97a7/0006710234f5448b80fb6ef0739e94f7/FLAG2807eacb6 [2021-10-24 11:09:19,688 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:09:19,689 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-10-24 11:09:19,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/129ee97a7/0006710234f5448b80fb6ef0739e94f7/FLAG2807eacb6 [2021-10-24 11:09:19,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/129ee97a7/0006710234f5448b80fb6ef0739e94f7 [2021-10-24 11:09:19,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:09:19,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:09:19,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:09:19,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:09:19,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:09:19,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:09:19" (1/1) ... [2021-10-24 11:09:19,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fae4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:19, skipping insertion in model container [2021-10-24 11:09:19,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:09:19" (1/1) ... [2021-10-24 11:09:19,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:09:19,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:09:20,156 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-10-24 11:09:21,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:09:21,307 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 11:09:21,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a09d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:21, skipping insertion in model container [2021-10-24 11:09:21,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:09:21,308 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:09:21,311 INFO L168 Benchmark]: Toolchain (without parser) took 1526.02 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 62.6 MB in the beginning and 66.6 MB in the end (delta: -3.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:21,311 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:09:21,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1523.31 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 62.5 MB in the beginning and 66.6 MB in the end (delta: -4.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:21,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1523.31 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 62.5 MB in the beginning and 66.6 MB in the end (delta: -4.1 MB). Peak memory consumption was 17.4 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 11:09:23,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:09:23,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:09:23,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:09:23,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:09:23,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:09:23,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:09:23,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:09:23,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:09:23,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:09:23,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:09:23,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:09:23,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:09:23,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:09:23,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:09:23,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:09:23,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:09:23,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:09:23,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:09:23,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:09:23,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:09:23,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:09:23,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:09:23,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:09:23,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:09:23,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:09:23,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:09:23,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:09:23,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:09:23,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:09:23,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:09:23,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:09:23,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:09:23,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:09:23,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:09:23,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:09:23,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:09:23,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:09:23,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:09:23,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:09:23,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:09:23,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:09:23,679 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:09:23,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:09:23,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:09:23,680 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:09:23,680 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:09:23,681 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:09:23,681 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:09:23,681 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:09:23,681 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:09:23,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:09:23,682 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:09:23,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:09:23,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:09:23,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:09:23,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:09:23,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:09:23,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:09:23,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:09:23,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:09:23,684 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:09:23,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:09:23,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:09:23,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:09:23,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:09:23,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:09:23,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:09:23,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:09:23,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:09:23,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:09:23,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:09:23,687 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:09:23,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:09:23,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:09:23,687 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:09:23,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:09:23,688 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2021-10-24 11:09:24,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:09:24,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:09:24,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:09:24,068 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:09:24,068 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:09:24,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-10-24 11:09:24,131 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/adf657262/dc008d0931fd4c66815f4a290f8e799d/FLAG939a3f57d [2021-10-24 11:09:24,994 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:09:24,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-10-24 11:09:25,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/adf657262/dc008d0931fd4c66815f4a290f8e799d/FLAG939a3f57d [2021-10-24 11:09:25,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/data/adf657262/dc008d0931fd4c66815f4a290f8e799d [2021-10-24 11:09:25,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:09:25,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:09:25,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:09:25,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:09:25,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:09:25,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:09:25" (1/1) ... [2021-10-24 11:09:25,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bacc79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:25, skipping insertion in model container [2021-10-24 11:09:25,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:09:25" (1/1) ... [2021-10-24 11:09:25,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:09:25,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:09:25,416 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-10-24 11:09:26,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:09:26,608 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 11:09:26,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:09:26,641 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-10-24 11:09:26,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:09:26,835 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:09:26,846 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_fbf503bf-be7a-438b-ab24-6c41b365d76d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-10-24 11:09:27,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:09:27,223 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:09:27,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27 WrapperNode [2021-10-24 11:09:27,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:09:27,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:09:27,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:09:27,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:09:27,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:09:27,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:09:27,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:09:27,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:09:27,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:09:27,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:09:27,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:09:27,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:09:27,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (1/1) ... [2021-10-24 11:09:27,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:09:27,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:09:27,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:09:27,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:09:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 11:09:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-24 11:09:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:09:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-24 11:09:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 11:09:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-24 11:09:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:09:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:09:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-24 11:09:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 11:09:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-24 11:09:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-24 11:09:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:09:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-24 11:09:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-24 11:09:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-24 11:09:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-24 11:09:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 11:09:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-24 11:09:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-24 11:09:36,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:09:36,498 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-24 11:09:36,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:09:36 BoogieIcfgContainer [2021-10-24 11:09:36,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:09:36,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:09:36,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:09:36,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:09:36,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:09:25" (1/3) ... [2021-10-24 11:09:36,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e6f316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:09:36, skipping insertion in model container [2021-10-24 11:09:36,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:09:27" (2/3) ... [2021-10-24 11:09:36,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e6f316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:09:36, skipping insertion in model container [2021-10-24 11:09:36,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:09:36" (3/3) ... [2021-10-24 11:09:36,510 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb.i [2021-10-24 11:09:36,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:09:36,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-24 11:09:36,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e6f316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:09:36, skipping insertion in model container [2021-10-24 11:09:36,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:09:36,519 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:09:36,519 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:09:36,519 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:09:36,520 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:09:36" (3/3) ... [2021-10-24 11:09:36,523 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:09:36,566 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-24 11:09:36,569 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-24 11:09:36,573 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-24 11:09:36,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-24 11:09:36,580 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 11:09:36,583 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:09:36,768 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:09:36,768 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:09:36,770 INFO L168 Benchmark]: Toolchain (without parser) took 11699.01 ms. Allocated memory was 69.2 MB in the beginning and 216.0 MB in the end (delta: 146.8 MB). Free memory was 43.2 MB in the beginning and 42.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 147.9 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,770 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 69.2 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:09:36,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2152.46 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 43.1 MB in the beginning and 35.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.77 ms. Allocated memory was 98.6 MB in the beginning and 161.5 MB in the end (delta: 62.9 MB). Free memory was 35.7 MB in the beginning and 110.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,772 INFO L168 Benchmark]: Boogie Preprocessor took 129.34 ms. Allocated memory is still 161.5 MB. Free memory was 110.8 MB in the beginning and 100.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,772 INFO L168 Benchmark]: RCFGBuilder took 8918.24 ms. Allocated memory was 161.5 MB in the beginning and 216.0 MB in the end (delta: 54.5 MB). Free memory was 100.8 MB in the beginning and 74.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 119.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,773 INFO L168 Benchmark]: TraceAbstraction took 14.87 ms. Allocated memory is still 216.0 MB. Free memory was 73.5 MB in the beginning and 72.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,773 INFO L168 Benchmark]: Witness Printer took 249.16 ms. Allocated memory is still 216.0 MB. Free memory was 72.4 MB in the beginning and 42.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:09:36,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 69.2 MB. Free memory is still 49.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2152.46 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 43.1 MB in the beginning and 35.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 43.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 226.77 ms. Allocated memory was 98.6 MB in the beginning and 161.5 MB in the end (delta: 62.9 MB). Free memory was 35.7 MB in the beginning and 110.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 129.34 ms. Allocated memory is still 161.5 MB. Free memory was 110.8 MB in the beginning and 100.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8918.24 ms. Allocated memory was 161.5 MB in the beginning and 216.0 MB in the end (delta: 54.5 MB). Free memory was 100.8 MB in the beginning and 74.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 119.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.87 ms. Allocated memory is still 216.0 MB. Free memory was 73.5 MB in the beginning and 72.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 249.16 ms. Allocated memory is still 216.0 MB. Free memory was 72.4 MB in the beginning and 42.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 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 11:09:36,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbf503bf-be7a-438b-ab24-6c41b365d76d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...