./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8 --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 cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:11:08,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:11:08,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:11:08,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:11:08,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:11:08,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:11:08,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:11:08,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:11:08,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:11:08,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:11:08,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:11:08,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:11:08,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:11:08,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:11:08,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:11:08,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:11:08,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:11:08,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:11:08,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:11:08,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:11:08,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:11:08,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:11:08,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:11:08,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:11:08,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:11:08,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:11:08,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:11:08,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:11:08,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:11:08,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:11:08,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:11:08,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:11:08,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:11:08,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:11:08,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:11:08,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:11:08,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:11:08,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:11:08,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:11:08,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:11:08,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:11:08,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:11:08,970 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:11:08,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:11:08,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:11:08,972 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:11:08,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:11:08,973 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:11:08,973 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:11:08,973 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:11:08,981 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:11:08,981 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:11:08,982 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:11:08,983 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:11:08,983 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:11:08,983 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:11:08,983 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:11:08,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:11:08,985 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:11:08,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:11:08,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:11:08,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:11:08,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:11:08,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:11:08,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:11:08,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:11:08,987 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:11:08,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:11:08,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:11:08,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:11:08,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:11:08,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:11:08,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:11:08,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:11:08,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:11:08,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:11:08,990 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:11:08,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:11:08,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:11:08,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:11:08,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:11:08,992 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-11-07 02:11:09,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:11:09,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:11:09,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:11:09,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:11:09,387 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:11:09,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 02:11:09,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/7df10755c/a112be15cf8942578e800dc53798df53/FLAG807591c93 [2021-11-07 02:11:10,291 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:11:10,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 02:11:10,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/7df10755c/a112be15cf8942578e800dc53798df53/FLAG807591c93 [2021-11-07 02:11:10,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/7df10755c/a112be15cf8942578e800dc53798df53 [2021-11-07 02:11:10,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:11:10,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:11:10,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:10,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:11:10,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:11:10,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:10" (1/1) ... [2021-11-07 02:11:10,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2660901a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:10, skipping insertion in model container [2021-11-07 02:11:10,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:10" (1/1) ... [2021-11-07 02:11:10,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:11:10,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:10,810 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 02:11:11,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:11,976 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) [2021-11-07 02:11:11,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54b33c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:11, skipping insertion in model container [2021-11-07 02:11:11,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:11,977 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:11:11,981 INFO L168 Benchmark]: Toolchain (without parser) took 1573.57 ms. Allocated memory is still 115.3 MB. Free memory was 76.4 MB in the beginning and 59.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:11,982 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:11:11,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1569.13 ms. Allocated memory is still 115.3 MB. Free memory was 76.2 MB in the beginning and 60.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:11,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1569.13 ms. Allocated memory is still 115.3 MB. Free memory was 76.2 MB in the beginning and 60.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2977]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8 --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 cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:11:14,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:11:14,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:11:14,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:11:14,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:11:14,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:11:14,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:11:14,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:11:14,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:11:14,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:11:14,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:11:14,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:11:14,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:11:14,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:11:14,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:11:14,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:11:14,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:11:14,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:11:14,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:11:14,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:11:14,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:11:14,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:11:14,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:11:14,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:11:14,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:11:14,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:11:14,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:11:14,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:11:14,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:11:14,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:11:14,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:11:14,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:11:14,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:11:14,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:11:14,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:11:14,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:11:14,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:11:14,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:11:14,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:11:14,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:11:14,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:11:14,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:11:14,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:11:14,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:11:14,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:11:14,671 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:11:14,671 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:11:14,672 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:11:14,672 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:11:14,672 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:11:14,672 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:11:14,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:11:14,675 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:11:14,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:11:14,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:11:14,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:11:14,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:11:14,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:11:14,677 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:11:14,677 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:11:14,677 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:11:14,678 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:11:14,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:11:14,678 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:11:14,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:11:14,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:11:14,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:11:14,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:11:14,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:11:14,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:11:14,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:11:14,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:11:14,680 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:11:14,681 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:11:14,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:11:14,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:11:14,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:11:14,682 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2021-11-07 02:11:15,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:11:15,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:11:15,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:11:15,123 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:11:15,124 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:11:15,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 02:11:15,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/0a9b1a01f/fc588e4deae049a7be62293fbb408ceb/FLAG558e28353 [2021-11-07 02:11:16,065 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:11:16,066 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2021-11-07 02:11:16,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/0a9b1a01f/fc588e4deae049a7be62293fbb408ceb/FLAG558e28353 [2021-11-07 02:11:16,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/data/0a9b1a01f/fc588e4deae049a7be62293fbb408ceb [2021-11-07 02:11:16,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:11:16,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:11:16,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:16,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:11:16,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:11:16,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:16" (1/1) ... [2021-11-07 02:11:16,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d79265f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:16, skipping insertion in model container [2021-11-07 02:11:16,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:16" (1/1) ... [2021-11-07 02:11:16,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:11:16,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:16,958 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 02:11:18,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:18,922 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:11:18,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:18,951 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 02:11:19,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:19,153 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:11:19,165 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_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i[457,470] [2021-11-07 02:11:19,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:19,582 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:11:19,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19 WrapperNode [2021-11-07 02:11:19,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:19,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:11:19,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:11:19,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:11:19,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:19,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:19,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:11:19,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:11:19,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:11:19,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:11:19,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:19,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:19,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:19,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:20,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:20,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:20,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:20,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:11:20,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:11:20,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:11:20,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:11:20,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (1/1) ... [2021-11-07 02:11:20,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:11:20,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:11:20,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:11:20,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:11:20,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:11:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 02:11:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:11:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 02:11:20,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:11:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 02:11:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:11:20,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:11:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 02:11:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 02:11:20,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 02:11:20,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 02:11:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 02:11:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 02:11:20,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 02:11:28,962 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:11:28,967 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 02:11:28,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:11:28 BoogieIcfgContainer [2021-11-07 02:11:28,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:11:28,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:11:28,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:11:28,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:11:28,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:11:16" (1/3) ... [2021-11-07 02:11:28,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60471846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:11:28, skipping insertion in model container [2021-11-07 02:11:28,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:19" (2/3) ... [2021-11-07 02:11:28,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60471846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:11:28, skipping insertion in model container [2021-11-07 02:11:28,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:11:28" (3/3) ... [2021-11-07 02:11:28,984 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2021-11-07 02:11:28,991 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:11:28,991 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 02:11:28,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60471846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:11:28, skipping insertion in model container [2021-11-07 02:11:28,993 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:11:28,994 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:11:28,995 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:11:28,995 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:11:28,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:11:28" (3/3) ... [2021-11-07 02:11:29,009 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 02:11:29,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 02:11:29,065 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-07 02:11:29,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-07 02:11:29,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 02:11:29,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 02:11:29,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:11:29,322 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 02:11:29,322 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:11:29,324 INFO L168 Benchmark]: Toolchain (without parser) took 12731.09 ms. Allocated memory was 83.9 MB in the beginning and 192.9 MB in the end (delta: 109.1 MB). Free memory was 66.5 MB in the beginning and 96.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 80.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,325 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:11:29,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2989.53 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 66.3 MB in the beginning and 58.7 MB in the end (delta: 7.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.36 ms. Allocated memory is still 113.2 MB. Free memory was 58.7 MB in the beginning and 77.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,326 INFO L168 Benchmark]: Boogie Preprocessor took 193.44 ms. Allocated memory is still 113.2 MB. Free memory was 77.0 MB in the beginning and 67.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,327 INFO L168 Benchmark]: RCFGBuilder took 8871.06 ms. Allocated memory was 113.2 MB in the beginning and 192.9 MB in the end (delta: 79.7 MB). Free memory was 67.2 MB in the beginning and 127.6 MB in the end (delta: -60.4 MB). Peak memory consumption was 113.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,327 INFO L168 Benchmark]: TraceAbstraction took 17.34 ms. Allocated memory is still 192.9 MB. Free memory is still 126.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:11:29,327 INFO L168 Benchmark]: Witness Printer took 327.95 ms. Allocated memory is still 192.9 MB. Free memory was 125.5 MB in the beginning and 96.1 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:29,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2989.53 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 66.3 MB in the beginning and 58.7 MB in the end (delta: 7.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 321.36 ms. Allocated memory is still 113.2 MB. Free memory was 58.7 MB in the beginning and 77.0 MB in the end (delta: -18.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 193.44 ms. Allocated memory is still 113.2 MB. Free memory was 77.0 MB in the beginning and 67.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8871.06 ms. Allocated memory was 113.2 MB in the beginning and 192.9 MB in the end (delta: 79.7 MB). Free memory was 67.2 MB in the beginning and 127.6 MB in the end (delta: -60.4 MB). Peak memory consumption was 113.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.34 ms. Allocated memory is still 192.9 MB. Free memory is still 126.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 327.95 ms. Allocated memory is still 192.9 MB. Free memory was 125.5 MB in the beginning and 96.1 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! [2021-11-07 02:11:29,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e00f19-cfa6-4c61-8b96-3ed30c5da1dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE