./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_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_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/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_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/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_63c8295d-1ad9-4894-923e-6bb98f2f6188/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 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:20,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:20,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:20,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:20,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:20,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:21,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:21,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:21,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:21,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:21,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:21,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:21,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:21,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:21,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:21,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:21,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:21,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:21,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:21,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:21,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:21,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:21,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:21,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:21,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:21,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:21,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:21,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:21,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:21,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:21,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:21,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:21,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:21,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:21,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:21,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:21,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:21,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:21,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:21,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:21,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:21,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:29:21,113 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:21,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:21,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:21,115 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:21,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:21,116 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:21,116 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:29:21,116 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:21,123 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:21,123 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:29:21,124 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:29:21,124 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:21,125 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:29:21,125 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:29:21,125 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:29:21,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:21,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:29:21,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:29:21,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:29:21,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:21,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:21,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:21,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:21,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:21,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:29:21,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:21,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:21,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:21,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:21,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:21,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:21,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:21,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:21,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:21,132 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:29:21,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:29:21,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:21,132 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:21,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:21,133 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2021-11-07 01:29:21,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:21,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:21,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:21,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:21,503 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:21,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 01:29:21,576 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/ddd3a8366/e2fe3257728e40be8b552bc52b97e2d3/FLAG972ef46a8 [2021-11-07 01:29:22,302 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:22,302 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 01:29:22,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/ddd3a8366/e2fe3257728e40be8b552bc52b97e2d3/FLAG972ef46a8 [2021-11-07 01:29:22,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/ddd3a8366/e2fe3257728e40be8b552bc52b97e2d3 [2021-11-07 01:29:22,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:22,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:22,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:22,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:22,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:22,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:22" (1/1) ... [2021-11-07 01:29:22,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6a2518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:22, skipping insertion in model container [2021-11-07 01:29:22,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:22" (1/1) ... [2021-11-07 01:29:22,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:22,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:22,800 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 01:29:23,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:23,999 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 01:29:23,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27e191a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:23, skipping insertion in model container [2021-11-07 01:29:24,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:24,000 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:29:24,004 INFO L168 Benchmark]: Toolchain (without parser) took 1588.97 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 47.6 MB in the beginning and 49.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:24,006 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory is still 68.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:24,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1584.38 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 47.4 MB in the beginning and 49.7 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:24,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory is still 68.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1584.38 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 47.4 MB in the beginning and 49.7 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.2 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... --- 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/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_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/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_63c8295d-1ad9-4894-923e-6bb98f2f6188/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 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:26,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:26,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:26,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:26,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:26,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:26,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:26,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:26,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:26,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:26,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:26,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:26,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:26,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:26,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:26,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:26,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:26,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:26,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:26,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:26,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:26,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:26,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:26,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:26,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:26,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:26,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:26,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:26,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:26,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:26,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:26,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:26,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:26,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:26,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:26,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:26,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:26,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:26,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:26,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:26,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:26,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:29:26,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:26,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:26,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:26,534 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:26,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:26,534 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:26,535 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:26,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:26,535 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:26,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:26,538 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:29:26,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:29:26,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:26,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:26,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:26,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:26,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:26,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:29:26,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:29:26,541 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:29:26,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:26,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:26,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:26,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:26,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:29:26,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:26,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:26,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:26,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:26,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:26,545 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:29:26,545 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:29:26,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:26,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:26,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:26,547 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2021-11-07 01:29:27,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:27,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:27,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:27,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:27,038 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:27,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 01:29:27,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/dbba84f9f/76f12ea196ba4add814751ed5e534188/FLAGb33e45750 [2021-11-07 01:29:27,966 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:27,966 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2021-11-07 01:29:27,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/dbba84f9f/76f12ea196ba4add814751ed5e534188/FLAGb33e45750 [2021-11-07 01:29:28,065 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/data/dbba84f9f/76f12ea196ba4add814751ed5e534188 [2021-11-07 01:29:28,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:28,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:28,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:28,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:28,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:28,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:28" (1/1) ... [2021-11-07 01:29:28,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e07ddcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:28, skipping insertion in model container [2021-11-07 01:29:28,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:28" (1/1) ... [2021-11-07 01:29:28,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:28,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:28,446 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 01:29:29,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:29,708 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:29:29,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:29,753 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 01:29:29,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:29,969 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:29:29,981 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_63c8295d-1ad9-4894-923e-6bb98f2f6188/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2021-11-07 01:29:30,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:30,468 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:29:30,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30 WrapperNode [2021-11-07 01:29:30,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:30,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:29:30,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:29:30,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:29:30,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:29:30,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:29:30,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:29:30,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:29:30,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:29:30,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:29:30,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:29:30,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:29:30,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (1/1) ... [2021-11-07 01:29:30,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:30,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:29:30,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:29:31,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:29:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:29:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 01:29:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:29:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:29:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:29:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:29:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:29:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:29:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:29:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:29:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 01:29:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:29:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:29:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:29:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:29:39,528 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:29:39,529 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 01:29:39,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39 BoogieIcfgContainer [2021-11-07 01:29:39,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:29:39,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:29:39,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:29:39,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:29:39,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:29:28" (1/3) ... [2021-11-07 01:29:39,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51c4dfbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:29:39, skipping insertion in model container [2021-11-07 01:29:39,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:30" (2/3) ... [2021-11-07 01:29:39,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51c4dfbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:29:39, skipping insertion in model container [2021-11-07 01:29:39,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39" (3/3) ... [2021-11-07 01:29:39,540 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2021-11-07 01:29:39,545 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:29:39,545 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 01:29:39,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51c4dfbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:29:39, skipping insertion in model container [2021-11-07 01:29:39,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:29:39,548 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:29:39,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:29:39,548 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:29:39,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39" (3/3) ... [2021-11-07 01:29:39,552 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:29:39,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 01:29:39,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-07 01:29:39,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-07 01:29:39,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 01:29:39,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:29:39,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:29:39,861 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:29:39,862 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:29:39,864 INFO L168 Benchmark]: Toolchain (without parser) took 11790.11 ms. Allocated memory was 69.2 MB in the beginning and 293.6 MB in the end (delta: 224.4 MB). Free memory was 44.2 MB in the beginning and 228.9 MB in the end (delta: -184.7 MB). Peak memory consumption was 146.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,864 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 69.2 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:39,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2392.53 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 44.0 MB in the beginning and 34.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.22 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 34.9 MB in the beginning and 83.0 MB in the end (delta: -48.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,866 INFO L168 Benchmark]: Boogie Preprocessor took 223.92 ms. Allocated memory is still 130.0 MB. Free memory was 83.0 MB in the beginning and 73.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,866 INFO L168 Benchmark]: RCFGBuilder took 8570.90 ms. Allocated memory was 130.0 MB in the beginning and 211.8 MB in the end (delta: 81.8 MB). Free memory was 73.3 MB in the beginning and 66.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 108.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,867 INFO L168 Benchmark]: TraceAbstraction took 13.65 ms. Allocated memory is still 211.8 MB. Free memory was 65.5 MB in the beginning and 64.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,867 INFO L168 Benchmark]: Witness Printer took 313.81 ms. Allocated memory was 211.8 MB in the beginning and 293.6 MB in the end (delta: 81.8 MB). Free memory was 64.4 MB in the beginning and 228.9 MB in the end (delta: -164.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:39,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 69.2 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2392.53 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 44.0 MB in the beginning and 34.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 265.22 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 34.9 MB in the beginning and 83.0 MB in the end (delta: -48.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 223.92 ms. Allocated memory is still 130.0 MB. Free memory was 83.0 MB in the beginning and 73.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8570.90 ms. Allocated memory was 130.0 MB in the beginning and 211.8 MB in the end (delta: 81.8 MB). Free memory was 73.3 MB in the beginning and 66.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 108.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.65 ms. Allocated memory is still 211.8 MB. Free memory was 65.5 MB in the beginning and 64.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 313.81 ms. Allocated memory was 211.8 MB in the beginning and 293.6 MB in the end (delta: 81.8 MB). Free memory was 64.4 MB in the beginning and 228.9 MB in the end (delta: -164.4 MB). Peak memory consumption was 23.1 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 01:29:39,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c8295d-1ad9-4894-923e-6bb98f2f6188/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE