./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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 d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 ............................................................................................................................................ 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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 d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:15:51,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:15:51,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:15:51,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:15:51,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:15:51,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:15:51,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:15:51,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:15:51,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:15:51,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:15:51,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:15:51,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:15:51,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:15:51,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:15:51,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:15:51,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:15:51,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:15:51,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:15:51,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:15:51,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:15:51,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:15:51,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:15:51,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:15:51,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:15:51,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:15:51,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:15:51,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:15:51,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:15:51,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:15:51,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:15:51,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:15:51,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:15:51,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:15:51,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:15:51,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:15:51,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:15:51,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:15:51,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:15:51,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:15:51,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:15:51,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:15:51,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:15:51,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:15:51,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:15:51,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:15:51,409 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:15:51,409 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:15:51,409 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:15:51,409 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:15:51,410 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:15:51,410 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:15:51,410 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:15:51,410 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:15:51,411 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:15:51,411 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:15:51,411 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:15:51,411 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:15:51,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:15:51,412 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:15:51,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:15:51,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:15:51,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:15:51,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:15:51,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:15:51,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:15:51,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:15:51,414 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:15:51,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:15:51,415 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:15:51,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:15:51,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:15:51,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:15:51,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:51,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:15:51,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:15:51,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:15:51,417 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:15:51,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:15:51,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:15:51,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:15:51,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:15:51,418 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 [2021-10-29 05:15:51,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:15:51,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:15:51,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:15:51,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:15:51,697 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:15:51,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2021-10-29 05:15:51,763 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/56e2277b2/a3b38b5bff0a4d45903060994ff4a4bb/FLAGb0ac0f567 [2021-10-29 05:15:52,209 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:15:52,209 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2021-10-29 05:15:52,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/56e2277b2/a3b38b5bff0a4d45903060994ff4a4bb/FLAGb0ac0f567 [2021-10-29 05:15:52,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/56e2277b2/a3b38b5bff0a4d45903060994ff4a4bb [2021-10-29 05:15:52,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:15:52,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:15:52,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:52,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:15:52,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:15:52,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:52" (1/1) ... [2021-10-29 05:15:52,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758642ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:52, skipping insertion in model container [2021-10-29 05:15:52,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:52" (1/1) ... [2021-10-29 05:15:52,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:15:52,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:52,944 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2021-10-29 05:15:52,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:52,961 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 05:15:52,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a8712f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:52, skipping insertion in model container [2021-10-29 05:15:52,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:52,965 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:15:52,968 INFO L168 Benchmark]: Toolchain (without parser) took 403.13 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 44.4 MB in the beginning and 73.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:15:52,969 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 61.5 MB in the beginning and 61.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:15:52,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.61 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 44.2 MB in the beginning and 74.2 MB in the end (delta: -30.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:15:52,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 81.8 MB. Free memory was 61.5 MB in the beginning and 61.4 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 400.61 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 44.2 MB in the beginning and 74.2 MB in the end (delta: -30.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 78]: 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 05:15:55,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:15:55,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:15:55,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:15:55,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:15:55,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:15:55,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:15:55,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:15:55,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:15:55,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:15:55,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:15:55,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:15:55,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:15:55,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:15:55,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:15:55,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:15:55,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:15:55,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:15:55,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:15:55,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:15:55,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:15:55,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:15:55,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:15:55,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:15:55,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:15:55,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:15:55,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:15:55,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:15:55,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:15:55,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:15:55,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:15:55,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:15:55,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:15:55,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:15:55,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:15:55,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:15:55,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:15:55,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:15:55,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:15:55,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:15:55,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:15:55,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:15:55,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:15:55,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:15:55,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:15:55,362 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:15:55,362 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:15:55,362 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:15:55,363 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:15:55,363 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:15:55,363 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:15:55,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:15:55,364 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:15:55,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:15:55,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:15:55,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:15:55,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:15:55,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:15:55,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:15:55,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:15:55,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:15:55,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:15:55,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:15:55,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:15:55,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:15:55,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:15:55,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:15:55,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:15:55,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:55,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:15:55,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:15:55,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:15:55,369 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:15:55,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:15:55,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:15:55,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:15:55,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:15:55,370 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 [2021-10-29 05:15:55,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:15:55,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:15:55,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:15:55,756 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:15:55,757 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:15:55,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2021-10-29 05:15:55,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/adb024f77/f8847b17a84148ca836b7b876a5e9fbe/FLAG8ae4e1b49 [2021-10-29 05:15:56,486 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:15:56,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2021-10-29 05:15:56,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/adb024f77/f8847b17a84148ca836b7b876a5e9fbe/FLAG8ae4e1b49 [2021-10-29 05:15:56,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/data/adb024f77/f8847b17a84148ca836b7b876a5e9fbe [2021-10-29 05:15:56,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:15:56,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:15:56,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:56,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:15:56,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:15:56,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:56" (1/1) ... [2021-10-29 05:15:56,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785d09cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:56, skipping insertion in model container [2021-10-29 05:15:56,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:15:56" (1/1) ... [2021-10-29 05:15:56,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:15:56,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:57,100 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2021-10-29 05:15:57,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:57,126 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:15:57,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:15:57,262 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2021-10-29 05:15:57,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:57,278 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:15:57,377 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_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2021-10-29 05:15:57,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:15:57,408 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:15:57,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57 WrapperNode [2021-10-29 05:15:57,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:15:57,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:15:57,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:15:57,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:15:57,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:15:57,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:15:57,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:15:57,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:15:57,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:15:57,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:15:57,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:15:57,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:15:57,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (1/1) ... [2021-10-29 05:15:57,606 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:15:57,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:15:57,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:15:57,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:15:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:15:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:15:57,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:15:57,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:15:59,874 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:15:59,874 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-29 05:15:59,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:59 BoogieIcfgContainer [2021-10-29 05:15:59,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:15:59,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:15:59,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:15:59,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:15:59,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:15:56" (1/3) ... [2021-10-29 05:15:59,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d43a87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:15:59, skipping insertion in model container [2021-10-29 05:15:59,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:15:57" (2/3) ... [2021-10-29 05:15:59,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d43a87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:15:59, skipping insertion in model container [2021-10-29 05:15:59,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:59" (3/3) ... [2021-10-29 05:15:59,888 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.c [2021-10-29 05:15:59,893 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:15:59,893 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:15:59,961 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:15:59,972 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 05:15:59,973 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:15:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 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 05:16:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:16:00,007 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:00,008 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:16:00,008 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:16:00,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:00,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1392435012, now seen corresponding path program 1 times [2021-10-29 05:16:00,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:00,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [456203942] [2021-10-29 05:16:00,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:00,034 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:00,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:00,037 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:00,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:16:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:00,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:16:00,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:00,373 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 05:16:00,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:00,438 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 05:16:00,439 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:00,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [456203942] [2021-10-29 05:16:00,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [456203942] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:00,440 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:00,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:16:00,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445147351] [2021-10-29 05:16:00,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:16:00,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:00,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:16:00,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:16:00,484 INFO L87 Difference]: Start difference. First operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 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 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 05:16:00,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:00,520 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2021-10-29 05:16:00,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:16:00,521 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-29 05:16:00,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:00,534 INFO L225 Difference]: With dead ends: 155 [2021-10-29 05:16:00,534 INFO L226 Difference]: Without dead ends: 77 [2021-10-29 05:16:00,538 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:16:00,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-29 05:16:00,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-29 05:16:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 74 states have (on average 1.472972972972973) internal successors, (109), 76 states have internal predecessors, (109), 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 05:16:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2021-10-29 05:16:00,573 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 18 [2021-10-29 05:16:00,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:00,573 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2021-10-29 05:16:00,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 05:16:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2021-10-29 05:16:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:16:00,575 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:00,575 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:16:00,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:00,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:00,789 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:16:00,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:00,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1173599043, now seen corresponding path program 1 times [2021-10-29 05:16:00,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:00,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [456174260] [2021-10-29 05:16:00,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:00,792 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:00,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:00,796 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:00,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:16:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:01,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:16:01,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:01,086 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 05:16:01,086 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:01,154 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 05:16:01,155 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:01,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [456174260] [2021-10-29 05:16:01,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [456174260] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:01,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:01,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:16:01,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753816226] [2021-10-29 05:16:01,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:16:01,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:01,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:16:01,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:16:01,159 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 05:16:01,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:01,172 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2021-10-29 05:16:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:16:01,172 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 19 [2021-10-29 05:16:01,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:01,173 INFO L225 Difference]: With dead ends: 77 [2021-10-29 05:16:01,173 INFO L226 Difference]: Without dead ends: 37 [2021-10-29 05:16:01,174 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 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 05:16:01,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-29 05:16:01,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-29 05:16:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 36 states have internal predecessors, (52), 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 05:16:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 52 transitions. [2021-10-29 05:16:01,180 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 52 transitions. Word has length 19 [2021-10-29 05:16:01,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:01,180 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 52 transitions. [2021-10-29 05:16:01,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 05:16:01,181 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2021-10-29 05:16:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:16:01,182 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:01,182 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 05:16:01,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:01,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:01,394 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:16:01,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:01,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1808533439, now seen corresponding path program 1 times [2021-10-29 05:16:01,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:01,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1268253621] [2021-10-29 05:16:01,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:01,396 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:01,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:01,397 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:01,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:16:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:01,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:16:01,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:01,694 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 05:16:01,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:01,788 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 05:16:01,789 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:01,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1268253621] [2021-10-29 05:16:01,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1268253621] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:01,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:01,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:16:01,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395551143] [2021-10-29 05:16:01,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:16:01,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:01,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:16:01,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:16:01,795 INFO L87 Difference]: Start difference. First operand 37 states and 52 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 05:16:01,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:01,839 INFO L93 Difference]: Finished difference Result 121 states and 178 transitions. [2021-10-29 05:16:01,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:16:01,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 05:16:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:01,842 INFO L225 Difference]: With dead ends: 121 [2021-10-29 05:16:01,844 INFO L226 Difference]: Without dead ends: 91 [2021-10-29 05:16:01,844 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 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 05:16:01,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-10-29 05:16:01,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 57. [2021-10-29 05:16:01,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 56 states have internal predecessors, (83), 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 05:16:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 83 transitions. [2021-10-29 05:16:01,859 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 83 transitions. Word has length 24 [2021-10-29 05:16:01,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:01,860 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 83 transitions. [2021-10-29 05:16:01,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 05:16:01,861 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-10-29 05:16:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:16:01,863 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:01,863 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, 1] [2021-10-29 05:16:01,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:02,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:02,077 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:16:02,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:02,078 INFO L85 PathProgramCache]: Analyzing trace with hash -71070855, now seen corresponding path program 1 times [2021-10-29 05:16:02,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:02,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1239033304] [2021-10-29 05:16:02,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:02,079 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:02,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:02,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:02,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:16:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:02,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:16:02,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:02,428 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 05:16:02,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:02,518 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 05:16:02,518 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:02,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1239033304] [2021-10-29 05:16:02,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1239033304] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:02,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:02,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:16:02,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008288359] [2021-10-29 05:16:02,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:16:02,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:02,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:16:02,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:16:02,521 INFO L87 Difference]: Start difference. First operand 57 states and 83 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 05:16:02,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:02,616 INFO L93 Difference]: Finished difference Result 261 states and 400 transitions. [2021-10-29 05:16:02,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:16:02,617 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-10-29 05:16:02,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:02,619 INFO L225 Difference]: With dead ends: 261 [2021-10-29 05:16:02,619 INFO L226 Difference]: Without dead ends: 211 [2021-10-29 05:16:02,620 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:16:02,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-29 05:16:02,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 99. [2021-10-29 05:16:02,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.469387755102041) internal successors, (144), 98 states have internal predecessors, (144), 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 05:16:02,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2021-10-29 05:16:02,646 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 25 [2021-10-29 05:16:02,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:02,647 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2021-10-29 05:16:02,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 05:16:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2021-10-29 05:16:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:16:02,653 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:16:02,653 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, 1, 1] [2021-10-29 05:16:02,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:02,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:02,866 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:16:02,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:16:02,866 INFO L85 PathProgramCache]: Analyzing trace with hash 34699249, now seen corresponding path program 1 times [2021-10-29 05:16:02,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:16:02,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698371778] [2021-10-29 05:16:02,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:16:02,868 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:16:02,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:16:02,869 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:16:02,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:16:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:16:03,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:16:03,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:16:03,181 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 05:16:03,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:16:03,236 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 05:16:03,236 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:16:03,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [698371778] [2021-10-29 05:16:03,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [698371778] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:16:03,237 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:16:03,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:16:03,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386101210] [2021-10-29 05:16:03,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:16:03,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:16:03,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:16:03,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:16:03,239 INFO L87 Difference]: Start difference. First operand 99 states and 144 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 05:16:03,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:16:03,352 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2021-10-29 05:16:03,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:16:03,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 26 [2021-10-29 05:16:03,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:16:03,353 INFO L225 Difference]: With dead ends: 289 [2021-10-29 05:16:03,353 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:16:03,358 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:16:03,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:16:03,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:16:03,359 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 05:16:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:16:03,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-29 05:16:03,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:16:03,360 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:16:03,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 05:16:03,360 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:16:03,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:16:03,363 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:16:03,363 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:16:03,363 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:16:03,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:16:03,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:16:03,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:16:03,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:16:03,913 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,913 INFO L853 garLoopResultBuilder]: At program point L746(lines 1 953) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,913 INFO L853 garLoopResultBuilder]: At program point L614(lines 610 616) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,913 INFO L853 garLoopResultBuilder]: At program point L548(lines 543 551) the Hoare annotation is: false [2021-10-29 05:16:03,914 INFO L853 garLoopResultBuilder]: At program point L548-1(lines 543 551) the Hoare annotation is: false [2021-10-29 05:16:03,914 INFO L857 garLoopResultBuilder]: For program point L482(lines 482 486) no Hoare annotation was computed. [2021-10-29 05:16:03,914 INFO L853 garLoopResultBuilder]: At program point L548-2(lines 543 551) the Hoare annotation is: false [2021-10-29 05:16:03,914 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:16:03,915 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 710) no Hoare annotation was computed. [2021-10-29 05:16:03,915 INFO L853 garLoopResultBuilder]: At program point L565-2(lines 565 579) the Hoare annotation is: false [2021-10-29 05:16:03,915 INFO L857 garLoopResultBuilder]: For program point L566(line 566) no Hoare annotation was computed. [2021-10-29 05:16:03,915 INFO L853 garLoopResultBuilder]: At program point L715(lines 666 716) the Hoare annotation is: false [2021-10-29 05:16:03,916 INFO L857 garLoopResultBuilder]: For program point L436(lines 436 453) no Hoare annotation was computed. [2021-10-29 05:16:03,916 INFO L853 garLoopResultBuilder]: At program point L436-1(lines 1 953) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,916 INFO L857 garLoopResultBuilder]: For program point L436-2(lines 436 453) no Hoare annotation was computed. [2021-10-29 05:16:03,916 INFO L853 garLoopResultBuilder]: At program point L436-3(lines 1 953) the Hoare annotation is: false [2021-10-29 05:16:03,917 INFO L857 garLoopResultBuilder]: For program point L436-4(lines 436 453) no Hoare annotation was computed. [2021-10-29 05:16:03,917 INFO L853 garLoopResultBuilder]: At program point L436-5(lines 1 953) the Hoare annotation is: false [2021-10-29 05:16:03,917 INFO L860 garLoopResultBuilder]: At program point L651(lines 632 654) the Hoare annotation is: true [2021-10-29 05:16:03,917 INFO L857 garLoopResultBuilder]: For program point L800(lines 800 817) no Hoare annotation was computed. [2021-10-29 05:16:03,918 INFO L857 garLoopResultBuilder]: For program point L800-1(lines 800 817) no Hoare annotation was computed. [2021-10-29 05:16:03,918 INFO L857 garLoopResultBuilder]: For program point L800-2(lines 800 817) no Hoare annotation was computed. [2021-10-29 05:16:03,918 INFO L857 garLoopResultBuilder]: For program point L668(lines 667 714) no Hoare annotation was computed. [2021-10-29 05:16:03,918 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2021-10-29 05:16:03,918 INFO L857 garLoopResultBuilder]: For program point L569-1(lines 768 774) no Hoare annotation was computed. [2021-10-29 05:16:03,919 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 474) no Hoare annotation was computed. [2021-10-29 05:16:03,919 INFO L857 garLoopResultBuilder]: For program point L470-3(lines 470 474) no Hoare annotation was computed. [2021-10-29 05:16:03,920 INFO L857 garLoopResultBuilder]: For program point L470-6(lines 470 474) no Hoare annotation was computed. [2021-10-29 05:16:03,920 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:16:03,920 INFO L853 garLoopResultBuilder]: At program point L768(lines 767 786) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,920 INFO L857 garLoopResultBuilder]: For program point L768-1(lines 768 774) no Hoare annotation was computed. [2021-10-29 05:16:03,921 INFO L853 garLoopResultBuilder]: At program point L768-2(lines 767 786) the Hoare annotation is: false [2021-10-29 05:16:03,921 INFO L857 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2021-10-29 05:16:03,921 INFO L853 garLoopResultBuilder]: At program point L768-3(lines 767 786) the Hoare annotation is: false [2021-10-29 05:16:03,921 INFO L857 garLoopResultBuilder]: For program point L950(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,921 INFO L857 garLoopResultBuilder]: For program point L950-1(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,922 INFO L857 garLoopResultBuilder]: For program point L950-2(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,922 INFO L857 garLoopResultBuilder]: For program point L934(lines 934 940) no Hoare annotation was computed. [2021-10-29 05:16:03,922 INFO L853 garLoopResultBuilder]: At program point L934-1(lines 934 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,922 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 709) no Hoare annotation was computed. [2021-10-29 05:16:03,922 INFO L853 garLoopResultBuilder]: At program point L703-1(lines 768 774) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,923 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,924 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 693) no Hoare annotation was computed. [2021-10-29 05:16:03,924 INFO L853 garLoopResultBuilder]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,924 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 450) no Hoare annotation was computed. [2021-10-29 05:16:03,925 INFO L857 garLoopResultBuilder]: For program point L440-2(lines 440 450) no Hoare annotation was computed. [2021-10-29 05:16:03,925 INFO L857 garLoopResultBuilder]: For program point L440-4(lines 440 450) no Hoare annotation was computed. [2021-10-29 05:16:03,925 INFO L853 garLoopResultBuilder]: At program point L754(lines 749 757) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,925 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 812) no Hoare annotation was computed. [2021-10-29 05:16:03,925 INFO L857 garLoopResultBuilder]: For program point L804-1(lines 804 812) no Hoare annotation was computed. [2021-10-29 05:16:03,926 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 812) no Hoare annotation was computed. [2021-10-29 05:16:03,926 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:16:03,930 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,930 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-29 05:16:03,930 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 447) no Hoare annotation was computed. [2021-10-29 05:16:03,930 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-29 05:16:03,930 INFO L857 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,931 INFO L857 garLoopResultBuilder]: For program point L441-2(lines 441 447) no Hoare annotation was computed. [2021-10-29 05:16:03,931 INFO L857 garLoopResultBuilder]: For program point L920-2(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,931 INFO L857 garLoopResultBuilder]: For program point L920-3(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,931 INFO L857 garLoopResultBuilder]: For program point L441-4(lines 441 447) no Hoare annotation was computed. [2021-10-29 05:16:03,932 INFO L857 garLoopResultBuilder]: For program point L920-5(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,932 INFO L857 garLoopResultBuilder]: For program point L920-6(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,932 INFO L857 garLoopResultBuilder]: For program point L920-8(lines 920 924) no Hoare annotation was computed. [2021-10-29 05:16:03,933 INFO L853 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,934 INFO L853 garLoopResultBuilder]: At program point L871(lines 866 874) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,935 INFO L853 garLoopResultBuilder]: At program point L871-1(lines 866 874) the Hoare annotation is: false [2021-10-29 05:16:03,935 INFO L853 garLoopResultBuilder]: At program point L871-2(lines 866 874) the Hoare annotation is: false [2021-10-29 05:16:03,936 INFO L857 garLoopResultBuilder]: For program point L642(lines 642 649) no Hoare annotation was computed. [2021-10-29 05:16:03,936 INFO L860 garLoopResultBuilder]: At program point L642-1(lines 642 649) the Hoare annotation is: true [2021-10-29 05:16:03,936 INFO L857 garLoopResultBuilder]: For program point L494(lines 494 498) no Hoare annotation was computed. [2021-10-29 05:16:03,945 INFO L853 garLoopResultBuilder]: At program point L775(lines 775 781) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,946 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 775 781) the Hoare annotation is: false [2021-10-29 05:16:03,946 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 775 781) the Hoare annotation is: false [2021-10-29 05:16:03,946 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:16:03,946 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 950) no Hoare annotation was computed. [2021-10-29 05:16:03,946 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 683) no Hoare annotation was computed. [2021-10-29 05:16:03,947 INFO L853 garLoopResultBuilder]: At program point L677-1(lines 677 683) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:16:03,947 INFO L853 garLoopResultBuilder]: At program point L926(lines 911 929) the Hoare annotation is: false [2021-10-29 05:16:03,947 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 911 929) the Hoare annotation is: false [2021-10-29 05:16:03,947 INFO L853 garLoopResultBuilder]: At program point L926-2(lines 911 929) the Hoare annotation is: false [2021-10-29 05:16:03,950 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-29 05:16:03,952 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:16:03,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:16:03 BoogieIcfgContainer [2021-10-29 05:16:03,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:16:03,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:16:03,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:16:03,983 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:16:03,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:15:59" (3/4) ... [2021-10-29 05:16:03,986 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:16:04,008 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:16:04,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:16:04,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:16:04,010 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:16:04,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:16:04,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:16:04,012 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:16:04,036 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-29 05:16:04,073 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:16:04,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:16:04,075 INFO L168 Benchmark]: Toolchain (without parser) took 7305.99 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 28.0 MB in the beginning and 30.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,075 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:16:04,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.03 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 27.7 MB in the beginning and 39.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.69 ms. Allocated memory is still 65.0 MB. Free memory was 39.8 MB in the beginning and 36.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,077 INFO L168 Benchmark]: Boogie Preprocessor took 76.83 ms. Allocated memory is still 65.0 MB. Free memory was 36.7 MB in the beginning and 34.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,077 INFO L168 Benchmark]: RCFGBuilder took 2287.27 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 34.4 MB in the beginning and 58.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,078 INFO L168 Benchmark]: TraceAbstraction took 4101.10 ms. Allocated memory is still 79.7 MB. Free memory was 57.8 MB in the beginning and 37.5 MB in the end (delta: 20.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,078 INFO L168 Benchmark]: Witness Printer took 90.91 ms. Allocated memory is still 79.7 MB. Free memory was 37.5 MB in the beginning and 30.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:16:04,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 640.03 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 27.7 MB in the beginning and 39.8 MB in the end (delta: -12.0 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.69 ms. Allocated memory is still 65.0 MB. Free memory was 39.8 MB in the beginning and 36.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.83 ms. Allocated memory is still 65.0 MB. Free memory was 36.7 MB in the beginning and 34.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2287.27 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 34.4 MB in the beginning and 58.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4101.10 ms. Allocated memory is still 79.7 MB. Free memory was 57.8 MB in the beginning and 37.5 MB in the end (delta: 20.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * Witness Printer took 90.91 ms. Allocated memory is still 79.7 MB. Free memory was 37.5 MB in the beginning and 30.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 950]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 950]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 950]: 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 CFG has 1 procedures, 81 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 350 SDtfs, 369 SDslu, 442 SDs, 0 SdLazy, 52 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=4, InterpolantAutomatonStates: 22, 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, 5 MinimizatonAttempts, 146 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 126 HoareAnnotationTreeSize, 33 FomulaSimplifications, 3757 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 410 SizeOfPredicates, 7 NumberOfNonLiveVariables, 988 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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 3 specifications checked. All of them hold - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:16:04,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dff6feb6-b099-4c3a-b0f0-65d3f43c6764/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...