./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:15:23,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:15:23,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:15:23,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:15:23,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:15:23,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:15:23,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:15:23,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:15:23,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:15:23,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:15:23,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:15:23,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:15:23,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:15:23,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:15:23,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:15:23,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:15:23,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:15:23,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:15:23,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:15:23,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:15:23,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:15:23,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:15:23,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:15:23,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:15:24,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:15:24,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:15:24,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:15:24,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:15:24,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:15:24,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:15:24,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:15:24,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:15:24,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:15:24,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:15:24,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:15:24,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:15:24,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:15:24,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:15:24,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:15:24,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:15:24,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:15:24,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:15:24,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:15:24,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:15:24,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:15:24,066 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:15:24,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:15:24,066 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:15:24,067 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:15:24,067 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:15:24,067 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:15:24,067 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:15:24,067 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:15:24,068 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:15:24,068 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:15:24,068 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:15:24,068 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:15:24,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:15:24,069 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:15:24,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:15:24,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:15:24,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:15:24,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:15:24,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:15:24,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:15:24,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:15:24,071 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:15:24,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:15:24,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:15:24,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:15:24,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:15:24,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:15:24,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:15:24,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:15:24,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:15:24,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:15:24,073 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:15:24,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:15:24,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:15:24,074 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:15:24,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:15:24,074 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-10-20 05:15:24,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:15:24,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:15:24,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:15:24,385 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:15:24,386 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:15:24,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-20 05:15:24,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/926a2e932/85d2acd493fd48a6a321e940584c9ad0/FLAG0a0587e17 [2021-10-20 05:15:25,193 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:15:25,195 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-20 05:15:25,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/926a2e932/85d2acd493fd48a6a321e940584c9ad0/FLAG0a0587e17 [2021-10-20 05:15:25,300 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/926a2e932/85d2acd493fd48a6a321e940584c9ad0 [2021-10-20 05:15:25,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:15:25,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:15:25,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:15:25,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:15:25,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:15:25,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:15:25" (1/1) ... [2021-10-20 05:15:25,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e495b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:25, skipping insertion in model container [2021-10-20 05:15:25,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:15:25" (1/1) ... [2021-10-20 05:15:25,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:15:25,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:15:25,647 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-20 05:15:26,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:15:26,851 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) [2021-10-20 05:15:26,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41cbf41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:26, skipping insertion in model container [2021-10-20 05:15:26,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:15:26,852 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:15:26,854 INFO L168 Benchmark]: Toolchain (without parser) took 1548.61 ms. Allocated memory is still 98.6 MB. Free memory was 73.4 MB in the beginning and 45.1 MB in the end (delta: 28.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:26,855 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 74.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:15:26,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1545.94 ms. Allocated memory is still 98.6 MB. Free memory was 73.0 MB in the beginning and 45.1 MB in the end (delta: 27.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:26,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 74.0 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1545.94 ms. Allocated memory is still 98.6 MB. Free memory was 73.0 MB in the beginning and 45.1 MB in the end (delta: 27.9 MB). Peak memory consumption was 25.2 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 [2021-10-20 05:15:29,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:15:29,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:15:29,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:15:29,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:15:29,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:15:29,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:15:29,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:15:29,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:15:29,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:15:29,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:15:29,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:15:29,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:15:29,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:15:29,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:15:29,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:15:29,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:15:29,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:15:29,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:15:29,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:15:29,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:15:29,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:15:29,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:15:29,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:15:29,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:15:29,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:15:29,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:15:29,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:15:29,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:15:29,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:15:29,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:15:29,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:15:29,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:15:29,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:15:29,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:15:29,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:15:29,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:15:29,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:15:29,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:15:29,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:15:29,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:15:29,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 05:15:29,242 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:15:29,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:15:29,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:15:29,243 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:15:29,244 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:15:29,244 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:15:29,244 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:15:29,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:15:29,244 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:15:29,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:15:29,246 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:15:29,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:15:29,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:15:29,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:15:29,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:15:29,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:15:29,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:15:29,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:15:29,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:15:29,248 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:15:29,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:15:29,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:15:29,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:15:29,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:15:29,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:15:29,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:15:29,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:15:29,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:15:29,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:15:29,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:15:29,250 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:15:29,251 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:15:29,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:15:29,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:15:29,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:15:29,252 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-10-20 05:15:29,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:15:29,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:15:29,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:15:29,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:15:29,643 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:15:29,644 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-20 05:15:29,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/1bde6e6a3/df6cf4a487d8484a9ccf48dbfa5cc8ff/FLAGa4e55e718 [2021-10-20 05:15:30,416 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:15:30,417 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-10-20 05:15:30,449 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/1bde6e6a3/df6cf4a487d8484a9ccf48dbfa5cc8ff/FLAGa4e55e718 [2021-10-20 05:15:30,564 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/data/1bde6e6a3/df6cf4a487d8484a9ccf48dbfa5cc8ff [2021-10-20 05:15:30,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:15:30,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:15:30,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:15:30,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:15:30,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:15:30,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:15:30" (1/1) ... [2021-10-20 05:15:30,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641bfb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:30, skipping insertion in model container [2021-10-20 05:15:30,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:15:30" (1/1) ... [2021-10-20 05:15:30,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:15:30,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:15:30,990 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-20 05:15:32,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:15:32,448 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-20 05:15:32,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:15:32,489 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-20 05:15:32,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:15:32,809 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:15:32,821 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_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-10-20 05:15:33,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:15:33,220 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:15:33,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33 WrapperNode [2021-10-20 05:15:33,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:15:33,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:15:33,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:15:33,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:15:33,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:15:33,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:15:33,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:15:33,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:15:33,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:15:33,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:15:33,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:15:33,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:15:33,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (1/1) ... [2021-10-20 05:15:33,676 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:15:33,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:15:33,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:15:33,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:15:33,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-20 05:15:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:15:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-20 05:15:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-20 05:15:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-20 05:15:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-20 05:15:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-20 05:15:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-20 05:15:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-20 05:15:41,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:15:41,689 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-10-20 05:15:41,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:15:41 BoogieIcfgContainer [2021-10-20 05:15:41,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:15:41,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:15:41,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:15:41,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:15:41,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:15:30" (1/3) ... [2021-10-20 05:15:41,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b99eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:15:41, skipping insertion in model container [2021-10-20 05:15:41,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:15:33" (2/3) ... [2021-10-20 05:15:41,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b99eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:15:41, skipping insertion in model container [2021-10-20 05:15:41,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:15:41" (3/3) ... [2021-10-20 05:15:41,703 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-10-20 05:15:41,708 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:15:41,708 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-20 05:15:41,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b99eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:15:41, skipping insertion in model container [2021-10-20 05:15:41,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:15:41,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:15:41,711 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:15:41,711 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:15:41,711 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:15:41" (3/3) ... [2021-10-20 05:15:41,714 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:15:41,757 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-10-20 05:15:41,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-10-20 05:15:41,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-10-20 05:15:41,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-20 05:15:41,771 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-20 05:15:41,774 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:15:42,002 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:15:42,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:15:42,005 INFO L168 Benchmark]: Toolchain (without parser) took 11432.43 ms. Allocated memory was 58.7 MB in the beginning and 174.1 MB in the end (delta: 115.3 MB). Free memory was 32.3 MB in the beginning and 96.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 50.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,006 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory was 40.2 MB in the beginning and 40.2 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:15:42,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2646.36 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 32.1 MB in the beginning and 55.5 MB in the end (delta: -23.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.09 ms. Allocated memory is still 107.0 MB. Free memory was 55.5 MB in the beginning and 70.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,008 INFO L168 Benchmark]: Boogie Preprocessor took 167.37 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 60.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,008 INFO L168 Benchmark]: RCFGBuilder took 8026.37 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 60.3 MB in the beginning and 128.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 102.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,008 INFO L168 Benchmark]: TraceAbstraction took 13.71 ms. Allocated memory is still 174.1 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:15:42,009 INFO L168 Benchmark]: Witness Printer took 292.88 ms. Allocated memory is still 174.1 MB. Free memory was 126.0 MB in the beginning and 96.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:15:42,012 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 58.7 MB. Free memory was 40.2 MB in the beginning and 40.2 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2646.36 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 32.1 MB in the beginning and 55.5 MB in the end (delta: -23.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 275.09 ms. Allocated memory is still 107.0 MB. Free memory was 55.5 MB in the beginning and 70.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 167.37 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 60.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8026.37 ms. Allocated memory was 107.0 MB in the beginning and 174.1 MB in the end (delta: 67.1 MB). Free memory was 60.3 MB in the beginning and 128.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 102.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.71 ms. Allocated memory is still 174.1 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 292.88 ms. Allocated memory is still 174.1 MB. Free memory was 126.0 MB in the beginning and 96.6 MB in the end (delta: 29.4 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! [2021-10-20 05:15:42,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c24f9ca-2f00-4d76-a9f3-d814cc8e4e2b/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...