./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.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_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/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_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/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_164b2e9d-cd83-417e-87ce-47c52989f120/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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df ............................................................................................................................................ 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_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/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_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/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_164b2e9d-cd83-417e-87ce-47c52989f120/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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df .................................................................................................................................................................................................................................... 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 11:08:35,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:08:35,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:08:35,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:08:35,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:08:35,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:08:35,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:08:35,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:08:35,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:08:35,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:08:35,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:08:35,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:08:35,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:08:35,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:08:35,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:08:35,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:08:35,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:08:35,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:08:35,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:08:35,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:08:35,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:08:35,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:08:35,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:08:35,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:08:35,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:08:35,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:08:35,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:08:35,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:08:35,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:08:35,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:08:35,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:08:35,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:08:35,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:08:35,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:08:35,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:08:35,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:08:35,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:08:35,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:08:35,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:08:35,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:08:35,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:08:35,361 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:08:35,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:08:35,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:08:35,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:08:35,415 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:08:35,415 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:08:35,415 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:08:35,416 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:08:35,416 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:08:35,423 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:08:35,424 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:08:35,425 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:08:35,425 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:08:35,425 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:08:35,426 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:08:35,426 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:08:35,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:08:35,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:08:35,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:08:35,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:08:35,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:08:35,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:08:35,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:08:35,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:08:35,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:08:35,429 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:08:35,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:08:35,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:08:35,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:08:35,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:08:35,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:08:35,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:35,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:08:35,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:08:35,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:08:35,434 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:08:35,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:08:35,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:08:35,435 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:08:35,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:08:35,436 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_164b2e9d-cd83-417e-87ce-47c52989f120/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-10-24 11:08:35,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:08:35,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:08:35,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:08:35,760 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:08:35,761 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:08:35,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-10-24 11:08:35,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/21b55c7c7/e554b73b3fcf4980b156885e3497c4f1/FLAG9e01654be [2021-10-24 11:08:36,731 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:08:36,737 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-10-24 11:08:36,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/21b55c7c7/e554b73b3fcf4980b156885e3497c4f1/FLAG9e01654be [2021-10-24 11:08:37,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/21b55c7c7/e554b73b3fcf4980b156885e3497c4f1 [2021-10-24 11:08:37,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:08:37,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:08:37,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:37,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:08:37,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:08:37,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:37" (1/1) ... [2021-10-24 11:08:37,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad82a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:37, skipping insertion in model container [2021-10-24 11:08:37,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:37" (1/1) ... [2021-10-24 11:08:37,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:08:37,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:37,677 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_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-10-24 11:08:38,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:38,723 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 11:08:38,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5930928e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:38, skipping insertion in model container [2021-10-24 11:08:38,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:38,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:08:38,727 INFO L168 Benchmark]: Toolchain (without parser) took 1448.69 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.8 MB in the beginning and 67.9 MB in the end (delta: -4.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:38,728 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:08:38,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1445.82 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.7 MB in the beginning and 67.9 MB in the end (delta: -4.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:38,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1445.82 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.7 MB in the beginning and 67.9 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 11:08:41,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:08:41,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:08:41,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:08:41,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:08:41,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:08:41,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:08:41,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:08:41,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:08:41,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:08:41,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:08:41,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:08:41,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:08:41,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:08:41,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:08:41,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:08:41,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:08:41,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:08:41,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:08:41,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:08:41,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:08:41,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:08:41,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:08:41,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:08:41,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:08:41,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:08:41,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:08:41,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:08:41,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:08:41,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:08:41,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:08:41,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:08:41,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:08:41,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:08:41,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:08:41,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:08:41,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:08:41,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:08:41,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:08:41,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:08:41,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:08:41,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:08:41,646 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:08:41,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:08:41,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:08:41,647 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:08:41,648 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:08:41,648 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:08:41,648 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:08:41,648 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:08:41,649 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:08:41,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:08:41,650 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:08:41,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:08:41,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:08:41,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:08:41,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:08:41,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:08:41,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:08:41,652 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:08:41,652 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:08:41,652 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:08:41,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:08:41,652 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:08:41,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:08:41,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:08:41,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:08:41,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:08:41,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:41,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:08:41,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:08:41,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:08:41,655 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:08:41,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:08:41,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:08:41,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:08:41,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:08:41,656 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_164b2e9d-cd83-417e-87ce-47c52989f120/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-10-24 11:08:42,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:08:42,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:08:42,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:08:42,182 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:08:42,183 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:08:42,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-10-24 11:08:42,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/f8623abcf/96ca648f1d8d44d6bb6f70845ef4e690/FLAG6dde1defc [2021-10-24 11:08:43,199 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:08:43,200 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-10-24 11:08:43,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/f8623abcf/96ca648f1d8d44d6bb6f70845ef4e690/FLAG6dde1defc [2021-10-24 11:08:43,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/data/f8623abcf/96ca648f1d8d44d6bb6f70845ef4e690 [2021-10-24 11:08:43,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:08:43,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:08:43,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:43,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:08:43,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:08:43,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:43" (1/1) ... [2021-10-24 11:08:43,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6789e616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:43, skipping insertion in model container [2021-10-24 11:08:43,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:43" (1/1) ... [2021-10-24 11:08:43,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:08:43,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:43,704 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_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-10-24 11:08:45,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:45,889 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 11:08:45,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:45,915 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_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-10-24 11:08:46,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:46,215 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:08:46,230 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_164b2e9d-cd83-417e-87ce-47c52989f120/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-10-24 11:08:46,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:46,685 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:08:46,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46 WrapperNode [2021-10-24 11:08:46,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:46,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:08:46,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:08:46,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:08:46,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:46,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:46,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:08:46,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:08:46,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:08:46,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:08:47,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:08:47,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:08:47,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:08:47,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:08:47,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (1/1) ... [2021-10-24 11:08:47,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:47,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:08:47,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:08:47,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:08:47,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 11:08:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-24 11:08:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:08:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-24 11:08:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 11:08:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-24 11:08:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:08:47,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:08:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-24 11:08:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 11:08:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-24 11:08:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-24 11:08:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-24 11:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-24 11:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-24 11:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-24 11:08:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 11:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-24 11:08:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-24 11:08:56,140 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:08:56,148 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-24 11:08:56,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:56 BoogieIcfgContainer [2021-10-24 11:08:56,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:08:56,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:08:56,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:08:56,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:08:56,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:08:43" (1/3) ... [2021-10-24 11:08:56,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547c6c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:56, skipping insertion in model container [2021-10-24 11:08:56,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:46" (2/3) ... [2021-10-24 11:08:56,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547c6c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:56, skipping insertion in model container [2021-10-24 11:08:56,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:56" (3/3) ... [2021-10-24 11:08:56,170 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outw_p.i [2021-10-24 11:08:56,178 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:08:56,178 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-24 11:08:56,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547c6c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:08:56, skipping insertion in model container [2021-10-24 11:08:56,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:08:56,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:08:56,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:08:56,183 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:08:56,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:56" (3/3) ... [2021-10-24 11:08:56,188 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:08:56,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-24 11:08:56,285 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-24 11:08:56,289 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-24 11:08:56,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-24 11:08:56,295 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 11:08:56,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:08:56,579 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:08:56,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:08:56,581 INFO L168 Benchmark]: Toolchain (without parser) took 13301.08 ms. Allocated memory was 65.0 MB in the beginning and 234.9 MB in the end (delta: 169.9 MB). Free memory was 41.0 MB in the beginning and 131.9 MB in the end (delta: -91.0 MB). Peak memory consumption was 79.3 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,582 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:08:56,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3402.88 ms. Allocated memory was 65.0 MB in the beginning and 130.0 MB in the end (delta: 65.0 MB). Free memory was 40.8 MB in the beginning and 86.0 MB in the end (delta: -45.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 302.89 ms. Allocated memory is still 130.0 MB. Free memory was 86.0 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,584 INFO L168 Benchmark]: Boogie Preprocessor took 174.59 ms. Allocated memory is still 130.0 MB. Free memory was 73.4 MB in the beginning and 63.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,584 INFO L168 Benchmark]: RCFGBuilder took 8987.03 ms. Allocated memory was 130.0 MB in the beginning and 234.9 MB in the end (delta: 104.9 MB). Free memory was 63.6 MB in the beginning and 162.7 MB in the end (delta: -99.1 MB). Peak memory consumption was 91.8 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,585 INFO L168 Benchmark]: TraceAbstraction took 23.52 ms. Allocated memory is still 234.9 MB. Free memory was 162.7 MB in the beginning and 161.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,586 INFO L168 Benchmark]: Witness Printer took 396.88 ms. Allocated memory is still 234.9 MB. Free memory was 161.5 MB in the beginning and 131.9 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:56,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3402.88 ms. Allocated memory was 65.0 MB in the beginning and 130.0 MB in the end (delta: 65.0 MB). Free memory was 40.8 MB in the beginning and 86.0 MB in the end (delta: -45.2 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 302.89 ms. Allocated memory is still 130.0 MB. Free memory was 86.0 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 174.59 ms. Allocated memory is still 130.0 MB. Free memory was 73.4 MB in the beginning and 63.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8987.03 ms. Allocated memory was 130.0 MB in the beginning and 234.9 MB in the end (delta: 104.9 MB). Free memory was 63.6 MB in the beginning and 162.7 MB in the end (delta: -99.1 MB). Peak memory consumption was 91.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23.52 ms. Allocated memory is still 234.9 MB. Free memory was 162.7 MB in the beginning and 161.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 396.88 ms. Allocated memory is still 234.9 MB. Free memory was 161.5 MB in the beginning and 131.9 MB in the end (delta: 29.6 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 11:08:56,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164b2e9d-cd83-417e-87ce-47c52989f120/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...