./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG --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 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG --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 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:15:41,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:15:41,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:15:41,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:15:41,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:15:41,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:15:41,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:15:41,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:15:41,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:15:41,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:15:41,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:15:41,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:15:41,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:15:41,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:15:41,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:15:41,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:15:41,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:15:41,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:15:41,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:15:41,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:15:41,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:15:41,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:15:41,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:15:41,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:15:41,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:15:41,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:15:41,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:15:41,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:15:41,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:15:41,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:15:41,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:15:41,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:15:41,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:15:41,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:15:41,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:15:41,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:15:41,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:15:41,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:15:41,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:15:41,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:15:41,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:15:41,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:15:41,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:15:41,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:15:41,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:15:41,464 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:15:41,465 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:15:41,465 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:15:41,465 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:15:41,465 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:15:41,465 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:15:41,466 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:15:41,466 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:15:41,466 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:15:41,466 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:15:41,467 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:15:41,467 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:15:41,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:15:41,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:15:41,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:15:41,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:15:41,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:15:41,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:15:41,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:15:41,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:15:41,470 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:15:41,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:15:41,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:15:41,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:15:41,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:15:41,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:15:41,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:15:41,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:41,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:15:41,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:15:41,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:15:41,472 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:15:41,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:15:41,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:15:41,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:15:41,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:15:41,474 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_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 [2021-10-29 05:15:41,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:15:41,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:15:41,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:15:41,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:15:41,805 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:15:41,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-29 05:15:41,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/ead01678d/046f5d24d6f147fc8b68f7bcd4c4cd55/FLAG3f3cf6e2d [2021-10-29 05:15:42,349 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:15:42,349 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-29 05:15:42,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/ead01678d/046f5d24d6f147fc8b68f7bcd4c4cd55/FLAG3f3cf6e2d [2021-10-29 05:15:42,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/ead01678d/046f5d24d6f147fc8b68f7bcd4c4cd55 [2021-10-29 05:15:42,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:15:42,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:15:42,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:42,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:15:42,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:15:42,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:42" (1/1) ... [2021-10-29 05:15:42,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684aed1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:42, skipping insertion in model container [2021-10-29 05:15:42,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:42" (1/1) ... [2021-10-29 05:15:42,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:15:42,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:42,982 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_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-29 05:15:42,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:43,003 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:15:43,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e74a2a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:43, skipping insertion in model container [2021-10-29 05:15:43,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:43,011 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:15:43,014 INFO L168 Benchmark]: Toolchain (without parser) took 294.09 ms. Allocated memory is still 96.5 MB. Free memory was 61.1 MB in the beginning and 71.7 MB in the end (delta: -10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:15:43,016 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory was 69.7 MB in the beginning and 69.7 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:15:43,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.38 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 71.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:15:43,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 96.5 MB. Free memory was 69.7 MB in the beginning and 69.7 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 291.38 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 71.7 MB in the end (delta: -10.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 145]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:15:45,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:15:45,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:15:45,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:15:45,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:15:45,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:15:45,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:15:45,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:15:45,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:15:45,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:15:45,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:15:45,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:15:45,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:15:45,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:15:45,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:15:45,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:15:45,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:15:45,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:15:45,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:15:45,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:15:45,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:15:45,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:15:45,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:15:45,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:15:45,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:15:45,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:15:45,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:15:45,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:15:45,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:15:45,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:15:45,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:15:45,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:15:45,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:15:45,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:15:45,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:15:45,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:15:45,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:15:45,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:15:45,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:15:45,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:15:45,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:15:45,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:15:45,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:15:45,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:15:45,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:15:45,504 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:15:45,505 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:15:45,505 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:15:45,505 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:15:45,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:15:45,506 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:15:45,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:15:45,508 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:15:45,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:15:45,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:15:45,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:15:45,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:15:45,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:15:45,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:15:45,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:15:45,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:15:45,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:15:45,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:15:45,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:15:45,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:15:45,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:15:45,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:15:45,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:15:45,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:45,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:15:45,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:15:45,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:15:45,514 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:15:45,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:15:45,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:15:45,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:15:45,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:15:45,516 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_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 [2021-10-29 05:15:45,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:15:45,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:15:45,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:15:45,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:15:45,962 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:15:45,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-29 05:15:46,043 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/d867eb614/b80d16e1e39e4f9989225e2721fec8f1/FLAGa85b66aa2 [2021-10-29 05:15:46,565 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:15:46,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-29 05:15:46,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/d867eb614/b80d16e1e39e4f9989225e2721fec8f1/FLAGa85b66aa2 [2021-10-29 05:15:47,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/data/d867eb614/b80d16e1e39e4f9989225e2721fec8f1 [2021-10-29 05:15:47,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:15:47,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:15:47,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:47,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:15:47,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:15:47,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b36f417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47, skipping insertion in model container [2021-10-29 05:15:47,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:15:47,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:47,375 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_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-29 05:15:47,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:47,442 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:15:47,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:47,495 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_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-29 05:15:47,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:47,509 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:15:47,558 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_820211d8-5253-4704-8006-005c41ab2f34/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-29 05:15:47,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:47,593 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:15:47,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47 WrapperNode [2021-10-29 05:15:47,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:47,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:15:47,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:15:47,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:15:47,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:15:47,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:15:47,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:15:47,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:15:47,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:15:47,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:15:47,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:15:47,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:15:47,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (1/1) ... [2021-10-29 05:15:47,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:47,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:15:47,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:15:47,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:15:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:15:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:15:47,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:15:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-29 05:15:47,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-29 05:15:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-29 05:15:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-29 05:15:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-29 05:15:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-29 05:15:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-29 05:15:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-29 05:15:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 05:15:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 05:15:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:15:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:15:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:15:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:15:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:15:47,863 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 05:15:49,523 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:15:49,523 INFO L299 CfgBuilder]: Removed 53 assume(true) statements. [2021-10-29 05:15:49,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:49 BoogieIcfgContainer [2021-10-29 05:15:49,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:15:49,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:15:49,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:15:49,533 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:15:49,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:15:47" (1/3) ... [2021-10-29 05:15:49,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dd6644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:15:49, skipping insertion in model container [2021-10-29 05:15:49,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:47" (2/3) ... [2021-10-29 05:15:49,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dd6644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:15:49, skipping insertion in model container [2021-10-29 05:15:49,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:49" (3/3) ... [2021-10-29 05:15:49,537 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1.wvr.c [2021-10-29 05:15:49,543 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-29 05:15:49,543 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:15:49,543 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:15:49,544 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-29 05:15:49,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,602 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,602 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,602 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,604 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,605 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,606 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,607 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,608 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,608 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,608 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,609 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,609 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,610 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,610 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,610 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,610 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,611 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,611 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,611 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,611 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,612 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,612 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,612 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,612 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,613 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,613 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,618 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,619 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,620 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,621 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,621 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,621 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,623 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,623 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,624 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,625 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,626 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,626 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,627 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,628 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,630 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,631 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,631 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,632 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,633 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,633 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,634 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,634 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,634 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,640 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,641 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,641 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,641 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,641 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,642 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,642 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,642 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,643 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,643 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,643 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,644 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,644 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,645 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,645 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,645 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,646 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,646 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,646 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,646 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,646 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,647 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,647 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,648 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,648 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,648 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,648 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,649 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,649 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,649 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,649 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,650 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,650 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,650 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,650 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,651 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,651 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,651 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,651 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,652 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,652 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,652 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,652 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,653 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,653 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,653 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,653 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,654 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,654 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,654 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,654 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,655 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,655 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,655 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,655 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,656 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,656 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,656 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,656 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,661 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,661 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,662 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,662 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,662 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,668 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,669 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,669 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,671 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,671 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,672 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,675 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,675 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,676 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,676 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,676 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,677 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,677 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,677 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,677 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,677 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,678 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,678 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,678 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,681 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,682 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,682 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,682 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,683 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,684 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,684 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,684 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,684 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,685 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:15:49,692 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-29 05:15:49,746 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:15:49,753 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:15:49,753 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-29 05:15:49,770 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-29 05:15:49,780 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 178 places, 180 transitions, 392 flow [2021-10-29 05:15:49,783 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 178 places, 180 transitions, 392 flow [2021-10-29 05:15:49,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 180 transitions, 392 flow [2021-10-29 05:15:49,866 INFO L129 PetriNetUnfolder]: 15/176 cut-off events. [2021-10-29 05:15:49,866 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-29 05:15:49,871 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 176 events. 15/176 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 120 event pairs, 0 based on Foata normal form. 0/160 useless extension candidates. Maximal degree in co-relation 139. Up to 2 conditions per place. [2021-10-29 05:15:49,875 INFO L116 LiptonReduction]: Number of co-enabled transitions 2160 [2021-10-29 05:16:08,541 WARN L207 SmtUtils]: Spent 5.15 s on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2021-10-29 05:16:15,244 WARN L207 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2021-10-29 05:16:16,372 INFO L131 LiptonReduction]: Checked pairs total: 4133 [2021-10-29 05:16:16,372 INFO L133 LiptonReduction]: Total number of compositions: 174 [2021-10-29 05:16:16,381 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 44 places, 36 transitions, 104 flow [2021-10-29 05:16:16,417 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 323 states, 322 states have (on average 4.03416149068323) internal successors, (1299), 322 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:16,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 323 states, 322 states have (on average 4.03416149068323) internal successors, (1299), 322 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:16:16,435 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:16,435 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:16:16,436 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-29 05:16:16,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:16,441 INFO L85 PathProgramCache]: Analyzing trace with hash -622700388, now seen corresponding path program 1 times [2021-10-29 05:16:16,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:16,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139144866] [2021-10-29 05:16:16,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:16,454 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:16,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:16,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:16,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:16:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:16,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:16:16,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:17,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:16:17,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:16:17,513 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:17,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139144866] [2021-10-29 05:16:17,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139144866] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:17,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:17,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:16:17,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564718008] [2021-10-29 05:16:17,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:16:17,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:17,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:16:17,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:16:17,543 INFO L87 Difference]: Start difference. First operand has 323 states, 322 states have (on average 4.03416149068323) internal successors, (1299), 322 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:17,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:17,786 INFO L93 Difference]: Finished difference Result 544 states and 2172 transitions. [2021-10-29 05:16:17,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:16:17,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:16:17,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:17,818 INFO L225 Difference]: With dead ends: 544 [2021-10-29 05:16:17,819 INFO L226 Difference]: Without dead ends: 535 [2021-10-29 05:16:17,820 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:16:17,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-10-29 05:16:17,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 403. [2021-10-29 05:16:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 402 states have (on average 4.0) internal successors, (1608), 402 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 1608 transitions. [2021-10-29 05:16:17,928 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 1608 transitions. Word has length 22 [2021-10-29 05:16:17,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:17,929 INFO L470 AbstractCegarLoop]: Abstraction has 403 states and 1608 transitions. [2021-10-29 05:16:17,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:17,930 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1608 transitions. [2021-10-29 05:16:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:16:17,939 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:17,939 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:16:17,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:18,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:18,152 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-29 05:16:18,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:18,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1857222073, now seen corresponding path program 1 times [2021-10-29 05:16:18,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:18,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [819544665] [2021-10-29 05:16:18,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:18,155 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:18,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:18,156 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:18,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:16:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:18,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 05:16:18,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:16:18,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:18,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:16:18,715 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:18,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [819544665] [2021-10-29 05:16:18,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [819544665] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:18,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:18,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-10-29 05:16:18,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392017939] [2021-10-29 05:16:18,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:16:18,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:18,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:16:18,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:16:18,719 INFO L87 Difference]: Start difference. First operand 403 states and 1608 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:18,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:18,770 INFO L93 Difference]: Finished difference Result 240 states and 764 transitions. [2021-10-29 05:16:18,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:16:18,770 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:16:18,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:18,770 INFO L225 Difference]: With dead ends: 240 [2021-10-29 05:16:18,771 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:16:18,771 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:16:18,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:16:18,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:16:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:16:18,772 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-29 05:16:18,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:18,772 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:16:18,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:16:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:16:18,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:16:18,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:16:18,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-29 05:16:18,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-29 05:16:18,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-29 05:16:18,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-29 05:16:18,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:18,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:18,978 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-29 05:16:18,980 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-29 05:16:18,980 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:16:18,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:16:18 BasicIcfg [2021-10-29 05:16:18,983 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:16:18,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:16:18,984 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:16:18,984 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:16:18,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:49" (3/4) ... [2021-10-29 05:16:18,987 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:16:18,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-29 05:16:18,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-29 05:16:18,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-29 05:16:18,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2021-10-29 05:16:19,002 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-29 05:16:19,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 05:16:19,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:16:19,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:16:19,068 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:16:19,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:16:19,069 INFO L168 Benchmark]: Toolchain (without parser) took 32026.14 ms. Allocated memory was 52.4 MB in the beginning and 98.6 MB in the end (delta: 46.1 MB). Free memory was 28.4 MB in the beginning and 56.0 MB in the end (delta: -27.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,070 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:16:19,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.75 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.2 MB in the beginning and 44.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.42 ms. Allocated memory is still 67.1 MB. Free memory was 44.7 MB in the beginning and 42.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,071 INFO L168 Benchmark]: Boogie Preprocessor took 81.17 ms. Allocated memory is still 67.1 MB. Free memory was 42.2 MB in the beginning and 40.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,072 INFO L168 Benchmark]: RCFGBuilder took 1755.77 ms. Allocated memory is still 67.1 MB. Free memory was 40.0 MB in the beginning and 34.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,073 INFO L168 Benchmark]: TraceAbstraction took 29455.30 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 33.9 MB in the beginning and 59.8 MB in the end (delta: -26.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,073 INFO L168 Benchmark]: Witness Printer took 84.31 ms. Allocated memory is still 98.6 MB. Free memory was 59.8 MB in the beginning and 56.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:19,076 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 52.4 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 550.75 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.2 MB in the beginning and 44.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.42 ms. Allocated memory is still 67.1 MB. Free memory was 44.7 MB in the beginning and 42.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.17 ms. Allocated memory is still 67.1 MB. Free memory was 42.2 MB in the beginning and 40.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1755.77 ms. Allocated memory is still 67.1 MB. Free memory was 40.0 MB in the beginning and 34.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29455.30 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 33.9 MB in the beginning and 59.8 MB in the end (delta: -26.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. * Witness Printer took 84.31 ms. Allocated memory is still 98.6 MB. Free memory was 59.8 MB in the beginning and 56.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26.5s, 178 PlacesBefore, 44 PlacesAfterwards, 180 TransitionsBefore, 36 TransitionsAfterwards, 2160 CoEnabledTransitionPairs, 8 FixpointIterations, 102 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 17 TrivialYvCompositions, 11 ConcurrentYvCompositions, 10 ChoiceCompositions, 174 TotalNumberOfCompositions, 4133 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3143, positive: 3029, positive conditional: 0, positive unconditional: 3029, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1682, positive: 1657, positive conditional: 0, positive unconditional: 1657, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1682, positive: 1657, positive conditional: 0, positive unconditional: 1657, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 979, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 979, negative conditional: 0, negative unconditional: 979, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3143, positive: 1372, positive conditional: 0, positive unconditional: 1372, negative: 89, negative conditional: 0, negative unconditional: 89, unknown: 1682, unknown conditional: 0, unknown unconditional: 1682] , Statistics on independence cache: Total cache size (in pairs): 155, Positive cache size: 144, Positive conditional cache size: 0, Positive unconditional cache size: 144, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 136]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 202 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 29.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 26.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 47 SDtfs, 61 SDslu, 40 SDs, 0 SdLazy, 32 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=1, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 132 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 577 SizeOfPredicates, 19 NumberOfNonLiveVariables, 228 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-29 05:16:19,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820211d8-5253-4704-8006-005c41ab2f34/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...