./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/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_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/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_af95c55b-33a6-4370-a193-9153661462f3/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 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:53:34,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:53:34,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:53:35,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:53:35,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:53:35,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:53:35,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:53:35,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:53:35,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:53:35,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:53:35,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:53:35,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:53:35,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:53:35,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:53:35,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:53:35,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:53:35,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:53:35,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:53:35,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:53:35,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:53:35,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:53:35,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:53:35,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:53:35,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:53:35,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:53:35,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:53:35,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:53:35,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:53:35,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:53:35,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:53:35,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:53:35,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:53:35,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:53:35,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:53:35,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:53:35,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:53:35,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:53:35,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:53:35,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:53:35,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:53:35,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:53:35,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 00:53:35,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:53:35,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:53:35,113 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:53:35,113 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:53:35,113 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:53:35,114 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:53:35,114 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:53:35,114 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:53:35,120 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:53:35,121 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:53:35,122 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:53:35,122 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:53:35,122 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:53:35,123 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:53:35,123 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:53:35,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:53:35,124 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:53:35,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:53:35,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:53:35,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:53:35,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:53:35,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:53:35,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:53:35,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:53:35,126 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:53:35,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:53:35,126 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:53:35,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:53:35,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:53:35,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:53:35,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:35,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:53:35,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:53:35,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:53:35,128 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:53:35,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:53:35,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:53:35,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:53:35,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:53:35,129 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_af95c55b-33a6-4370-a193-9153661462f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2021-11-07 00:53:35,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:53:35,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:53:35,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:53:35,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:53:35,460 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:53:35,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-11-07 00:53:35,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/27a8562d4/e10b49ee406148e4b16cac99e5b0438d/FLAGf1ef5bcf7 [2021-11-07 00:53:36,173 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:53:36,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-11-07 00:53:36,205 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/27a8562d4/e10b49ee406148e4b16cac99e5b0438d/FLAGf1ef5bcf7 [2021-11-07 00:53:36,345 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/27a8562d4/e10b49ee406148e4b16cac99e5b0438d [2021-11-07 00:53:36,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:53:36,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:53:36,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:36,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:53:36,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:53:36,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:36" (1/1) ... [2021-11-07 00:53:36,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e6fae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:36, skipping insertion in model container [2021-11-07 00:53:36,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:36" (1/1) ... [2021-11-07 00:53:36,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:53:36,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:36,673 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_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-11-07 00:53:37,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:37,633 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 00:53:37,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16c68071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:37, skipping insertion in model container [2021-11-07 00:53:37,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:37,635 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:53:37,653 INFO L168 Benchmark]: Toolchain (without parser) took 1286.01 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.2 MB in the beginning and 98.9 MB in the end (delta: -44.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:37,655 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 94.4 MB. Free memory was 75.0 MB in the beginning and 75.0 MB in the end (delta: 52.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:53:37,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1282.59 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 98.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:37,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 94.4 MB. Free memory was 75.0 MB in the beginning and 75.0 MB in the end (delta: 52.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1282.59 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 98.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 17.2 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_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/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_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/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_af95c55b-33a6-4370-a193-9153661462f3/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 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:53:39,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:53:39,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:53:39,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:53:39,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:53:39,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:53:39,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:53:39,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:53:39,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:53:39,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:53:39,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:53:39,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:53:39,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:53:39,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:53:39,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:53:40,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:53:40,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:53:40,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:53:40,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:53:40,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:53:40,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:53:40,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:53:40,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:53:40,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:53:40,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:53:40,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:53:40,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:53:40,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:53:40,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:53:40,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:53:40,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:53:40,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:53:40,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:53:40,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:53:40,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:53:40,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:53:40,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:53:40,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:53:40,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:53:40,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:53:40,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:53:40,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 00:53:40,063 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:53:40,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:53:40,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:53:40,065 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:53:40,065 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:53:40,065 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:53:40,066 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:53:40,066 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:53:40,066 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:53:40,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:53:40,067 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:53:40,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:53:40,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:53:40,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:53:40,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:53:40,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:53:40,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:53:40,069 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:53:40,069 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:53:40,069 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:53:40,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:53:40,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:53:40,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:53:40,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:53:40,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:53:40,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:53:40,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:40,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:53:40,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:53:40,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:53:40,071 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:53:40,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:53:40,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:53:40,072 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:53:40,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:53:40,073 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_af95c55b-33a6-4370-a193-9153661462f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2021-11-07 00:53:40,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:53:40,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:53:40,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:53:40,488 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:53:40,488 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:53:40,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-11-07 00:53:40,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/631e85cc7/ca3dd4ef09fc4dc2bcf1394fe1e85466/FLAG18eb48a90 [2021-11-07 00:53:41,315 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:53:41,316 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2021-11-07 00:53:41,354 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/631e85cc7/ca3dd4ef09fc4dc2bcf1394fe1e85466/FLAG18eb48a90 [2021-11-07 00:53:41,426 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/data/631e85cc7/ca3dd4ef09fc4dc2bcf1394fe1e85466 [2021-11-07 00:53:41,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:53:41,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:53:41,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:41,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:53:41,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:53:41,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:41" (1/1) ... [2021-11-07 00:53:41,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e25ae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:41, skipping insertion in model container [2021-11-07 00:53:41,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:41" (1/1) ... [2021-11-07 00:53:41,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:53:41,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:41,788 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_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-11-07 00:53:43,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:43,041 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:53:43,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:43,067 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_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-11-07 00:53:43,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:43,274 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:53:43,287 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_af95c55b-33a6-4370-a193-9153661462f3/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2021-11-07 00:53:43,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:43,709 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:53:43,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43 WrapperNode [2021-11-07 00:53:43,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:43,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:43,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:53:43,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:53:43,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:43,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:43,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:43,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:53:43,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:53:43,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:53:43,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:43,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:43,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:43,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:44,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:44,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:44,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:44,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:53:44,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:53:44,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:53:44,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:53:44,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (1/1) ... [2021-11-07 00:53:44,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:44,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:53:44,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:53:44,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:53:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 00:53:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 00:53:44,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:53:44,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 00:53:44,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 00:53:44,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 00:53:44,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:53:44,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:53:44,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 00:53:44,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 00:53:44,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 00:53:44,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 00:53:44,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 00:53:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 00:53:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 00:53:53,045 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:53:53,046 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-07 00:53:53,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:53 BoogieIcfgContainer [2021-11-07 00:53:53,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:53:53,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:53:53,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:53:53,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:53:53,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:53:41" (1/3) ... [2021-11-07 00:53:53,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3408b067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:53, skipping insertion in model container [2021-11-07 00:53:53,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:43" (2/3) ... [2021-11-07 00:53:53,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3408b067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:53, skipping insertion in model container [2021-11-07 00:53:53,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:53" (3/3) ... [2021-11-07 00:53:53,056 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb.i [2021-11-07 00:53:53,061 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:53:53,062 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 00:53:53,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3408b067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:53:53, skipping insertion in model container [2021-11-07 00:53:53,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:53:53,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:53:53,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:53:53,064 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:53:53,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:53" (3/3) ... [2021-11-07 00:53:53,068 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:53:53,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-07 00:53:53,104 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-07 00:53:53,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-07 00:53:53,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-07 00:53:53,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:53:53,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:53:53,315 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:53:53,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:53:53,318 INFO L168 Benchmark]: Toolchain (without parser) took 11885.27 ms. Allocated memory was 54.5 MB in the beginning and 228.6 MB in the end (delta: 174.1 MB). Free memory was 27.5 MB in the beginning and 180.6 MB in the end (delta: -153.0 MB). Peak memory consumption was 155.2 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,319 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:53:53,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2275.22 ms. Allocated memory was 54.5 MB in the beginning and 83.9 MB in the end (delta: 29.4 MB). Free memory was 27.4 MB in the beginning and 37.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.49 ms. Allocated memory is still 83.9 MB. Free memory was 37.6 MB in the beginning and 45.7 MB in the end (delta: -8.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,321 INFO L168 Benchmark]: Boogie Preprocessor took 125.58 ms. Allocated memory is still 83.9 MB. Free memory was 45.7 MB in the beginning and 35.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,321 INFO L168 Benchmark]: RCFGBuilder took 8974.04 ms. Allocated memory was 83.9 MB in the beginning and 228.6 MB in the end (delta: 144.7 MB). Free memory was 35.7 MB in the beginning and 86.3 MB in the end (delta: -50.6 MB). Peak memory consumption was 129.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,321 INFO L168 Benchmark]: TraceAbstraction took 12.98 ms. Allocated memory is still 228.6 MB. Free memory was 85.3 MB in the beginning and 84.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,322 INFO L168 Benchmark]: Witness Printer took 252.59 ms. Allocated memory is still 228.6 MB. Free memory was 84.2 MB in the beginning and 180.6 MB in the end (delta: -96.4 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-11-07 00:53:53,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 35.2 MB in the beginning and 35.1 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2275.22 ms. Allocated memory was 54.5 MB in the beginning and 83.9 MB in the end (delta: 29.4 MB). Free memory was 27.4 MB in the beginning and 37.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 236.49 ms. Allocated memory is still 83.9 MB. Free memory was 37.6 MB in the beginning and 45.7 MB in the end (delta: -8.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 125.58 ms. Allocated memory is still 83.9 MB. Free memory was 45.7 MB in the beginning and 35.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 8974.04 ms. Allocated memory was 83.9 MB in the beginning and 228.6 MB in the end (delta: 144.7 MB). Free memory was 35.7 MB in the beginning and 86.3 MB in the end (delta: -50.6 MB). Peak memory consumption was 129.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12.98 ms. Allocated memory is still 228.6 MB. Free memory was 85.3 MB in the beginning and 84.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 252.59 ms. Allocated memory is still 228.6 MB. Free memory was 84.2 MB in the beginning and 180.6 MB in the end (delta: -96.4 MB). Peak memory consumption was 34.7 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 00:53:53,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af95c55b-33a6-4370-a193-9153661462f3/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