./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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 653672bd839f3a147b3f28538328e3e5032963608595336a23f534aa316d712b ............................................................................................................................................ 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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 653672bd839f3a147b3f28538328e3e5032963608595336a23f534aa316d712b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:30:22,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:30:22,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:30:22,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:30:22,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:30:22,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:30:22,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:30:22,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:30:22,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:30:22,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:30:22,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:30:22,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:30:22,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:30:22,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:30:22,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:30:22,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:30:22,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:30:22,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:30:22,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:30:22,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:30:22,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:30:22,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:30:22,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:30:22,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:30:22,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:30:22,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:30:22,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:30:22,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:30:22,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:30:22,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:30:22,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:30:22,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:30:22,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:30:22,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:30:22,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:30:22,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:30:22,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:30:22,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:30:22,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:30:22,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:30:22,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:30:22,241 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:30:22,283 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:30:22,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:30:22,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:30:22,285 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:30:22,286 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:30:22,286 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:30:22,286 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:30:22,286 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:30:22,287 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:30:22,297 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:30:22,298 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:30:22,298 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:30:22,298 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:30:22,298 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:30:22,299 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:30:22,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:30:22,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:30:22,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:30:22,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:30:22,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:30:22,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:30:22,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:30:22,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:30:22,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:30:22,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:30:22,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:30:22,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:30:22,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:30:22,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:30:22,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:30:22,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:30:22,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:30:22,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:30:22,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:30:22,311 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:30:22,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:30:22,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:30:22,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:30:22,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:30:22,313 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 653672bd839f3a147b3f28538328e3e5032963608595336a23f534aa316d712b [2021-10-29 05:30:22,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:30:22,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:30:22,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:30:22,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:30:22,677 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:30:22,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2021-10-29 05:30:22,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/a37428a3e/1f14df23020e41f2ba390f33a96c3151/FLAGa832d871b [2021-10-29 05:30:23,409 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:30:23,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2021-10-29 05:30:23,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/a37428a3e/1f14df23020e41f2ba390f33a96c3151/FLAGa832d871b [2021-10-29 05:30:23,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/a37428a3e/1f14df23020e41f2ba390f33a96c3151 [2021-10-29 05:30:23,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:30:23,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:30:23,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:30:23,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:30:23,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:30:23,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:30:23" (1/1) ... [2021-10-29 05:30:23,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7aeadb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:23, skipping insertion in model container [2021-10-29 05:30:23,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:30:23" (1/1) ... [2021-10-29 05:30:23,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:30:23,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:30:24,184 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c[17174,17187] [2021-10-29 05:30:24,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:30:24,202 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 05:30:24,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d1b2ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:24, skipping insertion in model container [2021-10-29 05:30:24,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:30:24,203 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:30:24,206 INFO L168 Benchmark]: Toolchain (without parser) took 479.81 ms. Allocated memory is still 123.7 MB. Free memory was 77.7 MB in the beginning and 94.5 MB in the end (delta: -16.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:24,207 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 94.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:30:24,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.13 ms. Allocated memory is still 123.7 MB. Free memory was 77.4 MB in the beginning and 94.5 MB in the end (delta: -17.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:24,210 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 123.7 MB. Free memory is still 94.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 476.13 ms. Allocated memory is still 123.7 MB. Free memory was 77.4 MB in the beginning and 94.5 MB in the end (delta: -17.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 243]: 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 05:30:26,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:30:26,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:30:26,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:30:26,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:30:26,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:30:26,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:30:26,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:30:26,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:30:26,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:30:26,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:30:26,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:30:26,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:30:26,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:30:26,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:30:27,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:30:27,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:30:27,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:30:27,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:30:27,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:30:27,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:30:27,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:30:27,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:30:27,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:30:27,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:30:27,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:30:27,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:30:27,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:30:27,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:30:27,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:30:27,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:30:27,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:30:27,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:30:27,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:30:27,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:30:27,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:30:27,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:30:27,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:30:27,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:30:27,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:30:27,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:30:27,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:30:27,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:30:27,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:30:27,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:30:27,141 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:30:27,142 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:30:27,142 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:30:27,142 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:30:27,143 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:30:27,143 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:30:27,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:30:27,146 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:30:27,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:30:27,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:30:27,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:30:27,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:30:27,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:30:27,148 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:30:27,148 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:30:27,149 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:30:27,149 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:30:27,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:30:27,150 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:30:27,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:30:27,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:30:27,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:30:27,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:30:27,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:30:27,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:30:27,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:30:27,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:30:27,152 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:30:27,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:30:27,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:30:27,153 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:30:27,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:30:27,154 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 653672bd839f3a147b3f28538328e3e5032963608595336a23f534aa316d712b [2021-10-29 05:30:27,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:30:27,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:30:27,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:30:27,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:30:27,762 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:30:27,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2021-10-29 05:30:27,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/0294d0eb2/7c410154afaa4f4d896a4dd6833a1911/FLAG6317b9329 [2021-10-29 05:30:28,573 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:30:28,573 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c [2021-10-29 05:30:28,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/0294d0eb2/7c410154afaa4f4d896a4dd6833a1911/FLAG6317b9329 [2021-10-29 05:30:28,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/data/0294d0eb2/7c410154afaa4f4d896a4dd6833a1911 [2021-10-29 05:30:28,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:30:28,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:30:28,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:30:28,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:30:28,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:30:28,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:30:28" (1/1) ... [2021-10-29 05:30:28,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33f9b8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:28, skipping insertion in model container [2021-10-29 05:30:28,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:30:28" (1/1) ... [2021-10-29 05:30:28,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:30:28,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:30:29,363 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c[17174,17187] [2021-10-29 05:30:29,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:30:29,388 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:30:29,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:30:29,467 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c[17174,17187] [2021-10-29 05:30:29,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:30:29,475 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:30:29,586 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_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/sv-benchmarks/c/product-lines/minepump_spec2_product02.cil.c[17174,17187] [2021-10-29 05:30:29,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:30:29,612 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:30:29,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29 WrapperNode [2021-10-29 05:30:29,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:30:29,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:30:29,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:30:29,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:30:29,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:30:29,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:30:29,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:30:29,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:30:29,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:30:29,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:30:29,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:30:29,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:30:29,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (1/1) ... [2021-10-29 05:30:29,764 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:30:29,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:30:29,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:30:29,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:30:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:30:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:30:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:30:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:30:32,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:30:32,689 INFO L299 CfgBuilder]: Removed 70 assume(true) statements. [2021-10-29 05:30:32,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:32 BoogieIcfgContainer [2021-10-29 05:30:32,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:30:32,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:30:32,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:30:32,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:30:32,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:30:28" (1/3) ... [2021-10-29 05:30:32,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eecbab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:30:32, skipping insertion in model container [2021-10-29 05:30:32,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:30:29" (2/3) ... [2021-10-29 05:30:32,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eecbab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:30:32, skipping insertion in model container [2021-10-29 05:30:32,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:32" (3/3) ... [2021-10-29 05:30:32,703 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2021-10-29 05:30:32,711 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:30:32,711 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:30:32,791 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:30:32,802 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 05:30:32,802 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:30:32,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 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 05:30:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:30:32,844 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:32,844 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 05:30:32,845 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 05:30:32,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:32,852 INFO L85 PathProgramCache]: Analyzing trace with hash -805652889, now seen corresponding path program 1 times [2021-10-29 05:30:32,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:32,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1026696387] [2021-10-29 05:30:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:32,877 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:32,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:32,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:32,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:30:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:33,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:30:33,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:33,305 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 05:30:33,306 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:33,378 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 05:30:33,379 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:33,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1026696387] [2021-10-29 05:30:33,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1026696387] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:33,381 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:33,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:30:33,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050406009] [2021-10-29 05:30:33,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:30:33,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:33,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:30:33,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:30:33,412 INFO L87 Difference]: Start difference. First operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 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 05:30:33,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:33,442 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2021-10-29 05:30:33,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:30:33,444 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 05:30:33,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:33,457 INFO L225 Difference]: With dead ends: 115 [2021-10-29 05:30:33,457 INFO L226 Difference]: Without dead ends: 57 [2021-10-29 05:30:33,461 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 05:30:33,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-29 05:30:33,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-29 05:30:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 54 states have (on average 1.462962962962963) internal successors, (79), 56 states have internal predecessors, (79), 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 05:30:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-10-29 05:30:33,518 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2021-10-29 05:30:33,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:33,519 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-10-29 05:30:33,519 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 05:30:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-29 05:30:33,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:30:33,521 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:33,521 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 05:30:33,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:33,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:33,729 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 05:30:33,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:33,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1024488858, now seen corresponding path program 1 times [2021-10-29 05:30:33,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:33,732 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [45688204] [2021-10-29 05:30:33,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:33,732 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:33,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:33,746 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:33,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:30:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:34,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:30:34,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:34,118 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 05:30:34,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:34,193 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 05:30:34,193 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:34,194 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [45688204] [2021-10-29 05:30:34,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [45688204] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:34,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:34,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:30:34,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977524857] [2021-10-29 05:30:34,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:30:34,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:34,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:30:34,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:30:34,198 INFO L87 Difference]: Start difference. First operand 57 states and 79 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 05:30:34,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:34,213 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2021-10-29 05:30:34,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:30:34,214 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 05:30:34,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:34,215 INFO L225 Difference]: With dead ends: 57 [2021-10-29 05:30:34,215 INFO L226 Difference]: Without dead ends: 29 [2021-10-29 05:30:34,216 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 05:30:34,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-29 05:30:34,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-29 05:30:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 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 05:30:34,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-29 05:30:34,222 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-29 05:30:34,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:34,223 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-29 05:30:34,223 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 05:30:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-29 05:30:34,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:30:34,224 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:34,225 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 05:30:34,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:34,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:34,450 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 05:30:34,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:34,451 INFO L85 PathProgramCache]: Analyzing trace with hash -2087364582, now seen corresponding path program 1 times [2021-10-29 05:30:34,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:34,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1976907572] [2021-10-29 05:30:34,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:34,452 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:34,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:34,456 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:34,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:30:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:34,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:30:34,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:34,917 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 05:30:34,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:35,059 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 05:30:35,060 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:35,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1976907572] [2021-10-29 05:30:35,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1976907572] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:35,062 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:35,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:30:35,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738108195] [2021-10-29 05:30:35,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:30:35,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:35,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:30:35,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:30:35,075 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 05:30:35,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:35,207 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2021-10-29 05:30:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:30:35,208 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 05:30:35,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:35,210 INFO L225 Difference]: With dead ends: 112 [2021-10-29 05:30:35,213 INFO L226 Difference]: Without dead ends: 90 [2021-10-29 05:30:35,214 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 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 05:30:35,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-10-29 05:30:35,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2021-10-29 05:30:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 45 states have internal predecessors, (65), 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 05:30:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2021-10-29 05:30:35,228 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2021-10-29 05:30:35,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:35,229 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2021-10-29 05:30:35,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 05:30:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-10-29 05:30:35,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:30:35,231 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:30:35,231 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 05:30:35,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:35,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:35,452 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 05:30:35,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:30:35,453 INFO L85 PathProgramCache]: Analyzing trace with hash -837026654, now seen corresponding path program 1 times [2021-10-29 05:30:35,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:30:35,454 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425836014] [2021-10-29 05:30:35,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:30:35,455 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:30:35,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:30:35,458 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:30:35,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:30:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:30:35,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:30:35,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:30:35,864 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 05:30:35,864 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:30:35,950 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 05:30:35,950 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:30:35,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425836014] [2021-10-29 05:30:35,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1425836014] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:30:35,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:30:35,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:30:35,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793971451] [2021-10-29 05:30:35,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:30:35,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:30:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:30:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:30:35,954 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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 05:30:36,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:30:36,056 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2021-10-29 05:30:36,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:30:36,057 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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 05:30:36,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:30:36,057 INFO L225 Difference]: With dead ends: 132 [2021-10-29 05:30:36,057 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:30:36,059 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 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 05:30:36,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:30:36,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:30:36,059 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 05:30:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:30:36,060 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-29 05:30:36,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:30:36,060 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:30:36,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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 05:30:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:30:36,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:30:36,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:36,065 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:36,065 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:30:36,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:30:36,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:30:36,281 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:30:36,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:30:36,588 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,588 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 601) no Hoare annotation was computed. [2021-10-29 05:30:36,589 INFO L857 garLoopResultBuilder]: For program point L597-1(lines 691 697) no Hoare annotation was computed. [2021-10-29 05:30:36,589 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:30:36,589 INFO L857 garLoopResultBuilder]: For program point L829(lines 829 835) no Hoare annotation was computed. [2021-10-29 05:30:36,589 INFO L853 garLoopResultBuilder]: At program point L829-1(lines 829 835) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,590 INFO L853 garLoopResultBuilder]: At program point L698(lines 698 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,590 INFO L853 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: false [2021-10-29 05:30:36,590 INFO L853 garLoopResultBuilder]: At program point L698-2(lines 698 704) the Hoare annotation is: false [2021-10-29 05:30:36,590 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-10-29 05:30:36,590 INFO L853 garLoopResultBuilder]: At program point L847-2(lines 691 697) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,591 INFO L853 garLoopResultBuilder]: At program point L137(lines 132 140) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,591 INFO L853 garLoopResultBuilder]: At program point L137-1(lines 132 140) the Hoare annotation is: false [2021-10-29 05:30:36,591 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 132 140) the Hoare annotation is: false [2021-10-29 05:30:36,591 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 674) no Hoare annotation was computed. [2021-10-29 05:30:36,591 INFO L860 garLoopResultBuilder]: At program point L667-1(lines 667 674) the Hoare annotation is: true [2021-10-29 05:30:36,592 INFO L853 garLoopResultBuilder]: At program point L750(lines 745 753) 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 05:30:36,592 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 745 753) the Hoare annotation is: false [2021-10-29 05:30:36,592 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 745 753) the Hoare annotation is: false [2021-10-29 05:30:36,592 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:30:36,592 INFO L857 garLoopResultBuilder]: For program point L124(lines 124 128) no Hoare annotation was computed. [2021-10-29 05:30:36,593 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 873) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,593 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,593 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 825) no Hoare annotation was computed. [2021-10-29 05:30:36,593 INFO L853 garLoopResultBuilder]: At program point L819-1(lines 819 825) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,593 INFO L857 garLoopResultBuilder]: For program point L870(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,594 INFO L857 garLoopResultBuilder]: For program point L870-1(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,594 INFO L857 garLoopResultBuilder]: For program point L870-2(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,594 INFO L857 garLoopResultBuilder]: For program point L193(lines 193 210) no Hoare annotation was computed. [2021-10-29 05:30:36,594 INFO L853 garLoopResultBuilder]: At program point L193-1(lines 1 873) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,594 INFO L857 garLoopResultBuilder]: For program point L193-2(lines 193 210) no Hoare annotation was computed. [2021-10-29 05:30:36,595 INFO L853 garLoopResultBuilder]: At program point L193-3(lines 1 873) the Hoare annotation is: false [2021-10-29 05:30:36,595 INFO L857 garLoopResultBuilder]: For program point L193-4(lines 193 210) no Hoare annotation was computed. [2021-10-29 05:30:36,595 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:30:36,595 INFO L853 garLoopResultBuilder]: At program point L193-5(lines 1 873) the Hoare annotation is: false [2021-10-29 05:30:36,595 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 116) no Hoare annotation was computed. [2021-10-29 05:30:36,595 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 852) no Hoare annotation was computed. [2021-10-29 05:30:36,596 INFO L853 garLoopResultBuilder]: At program point L691(lines 690 709) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,596 INFO L857 garLoopResultBuilder]: For program point L691-1(lines 691 697) no Hoare annotation was computed. [2021-10-29 05:30:36,596 INFO L853 garLoopResultBuilder]: At program point L691-2(lines 690 709) the Hoare annotation is: false [2021-10-29 05:30:36,596 INFO L853 garLoopResultBuilder]: At program point L691-3(lines 690 709) the Hoare annotation is: false [2021-10-29 05:30:36,596 INFO L853 garLoopResultBuilder]: At program point L642(lines 638 644) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,597 INFO L853 garLoopResultBuilder]: At program point L857(lines 808 858) the Hoare annotation is: false [2021-10-29 05:30:36,597 INFO L853 garLoopResultBuilder]: At program point L593-2(lines 593 607) the Hoare annotation is: false [2021-10-29 05:30:36,597 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 207) no Hoare annotation was computed. [2021-10-29 05:30:36,597 INFO L860 garLoopResultBuilder]: At program point L676(lines 657 679) the Hoare annotation is: true [2021-10-29 05:30:36,597 INFO L857 garLoopResultBuilder]: For program point L197-2(lines 197 207) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point L197-4(lines 197 207) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point L594(line 594) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 204) no Hoare annotation was computed. [2021-10-29 05:30:36,598 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2021-10-29 05:30:36,599 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2021-10-29 05:30:36,599 INFO L853 garLoopResultBuilder]: At program point L182(lines 177 184) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,599 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:30:36,599 INFO L857 garLoopResultBuilder]: For program point L810(lines 809 856) no Hoare annotation was computed. [2021-10-29 05:30:36,600 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-10-29 05:30:36,600 INFO L857 garLoopResultBuilder]: For program point L100-3(lines 100 104) no Hoare annotation was computed. [2021-10-29 05:30:36,600 INFO L857 garLoopResultBuilder]: For program point L100-6(lines 100 104) no Hoare annotation was computed. [2021-10-29 05:30:36,600 INFO L857 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2021-10-29 05:30:36,604 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-29 05:30:36,606 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:30:36,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:30:36 BoogieIcfgContainer [2021-10-29 05:30:36,623 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:30:36,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:30:36,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:30:36,624 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:30:36,625 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:30:32" (3/4) ... [2021-10-29 05:30:36,629 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:30:36,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:30:36,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:30:36,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:30:36,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:30:36,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:30:36,649 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:30:36,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:30:36,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-29 05:30:36,758 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:30:36,758 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:30:36,760 INFO L168 Benchmark]: Toolchain (without parser) took 7890.47 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 47.6 MB in the beginning and 64.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,761 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 65.1 MB in the beginning and 65.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:30:36,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.94 ms. Allocated memory is still 83.9 MB. Free memory was 47.4 MB in the beginning and 54.3 MB in the end (delta: -6.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.41 ms. Allocated memory is still 83.9 MB. Free memory was 54.3 MB in the beginning and 51.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,763 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 83.9 MB. Free memory was 51.6 MB in the beginning and 49.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,764 INFO L168 Benchmark]: RCFGBuilder took 2938.44 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 49.5 MB in the beginning and 92.4 MB in the end (delta: -42.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,764 INFO L168 Benchmark]: TraceAbstraction took 3929.27 ms. Allocated memory is still 117.4 MB. Free memory was 92.4 MB in the beginning and 69.3 MB in the end (delta: 23.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,765 INFO L168 Benchmark]: Witness Printer took 134.24 ms. Allocated memory is still 117.4 MB. Free memory was 69.3 MB in the beginning and 64.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:30:36,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory was 65.1 MB in the beginning and 65.0 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 740.94 ms. Allocated memory is still 83.9 MB. Free memory was 47.4 MB in the beginning and 54.3 MB in the end (delta: -6.9 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.41 ms. Allocated memory is still 83.9 MB. Free memory was 54.3 MB in the beginning and 51.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.77 ms. Allocated memory is still 83.9 MB. Free memory was 51.6 MB in the beginning and 49.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2938.44 ms. Allocated memory was 83.9 MB in the beginning and 117.4 MB in the end (delta: 33.6 MB). Free memory was 49.5 MB in the beginning and 92.4 MB in the end (delta: -42.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3929.27 ms. Allocated memory is still 117.4 MB. Free memory was 92.4 MB in the beginning and 69.3 MB in the end (delta: 23.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Witness Printer took 134.24 ms. Allocated memory is still 117.4 MB. Free memory was 69.3 MB in the beginning and 64.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: 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: 870]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 870]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 870]: 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, 61 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 67 NumberOfFragments, 101 HoareAnnotationTreeSize, 26 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 789 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 05:30:36,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9b2c2e-c4e9-4603-b437-07e1c387e0cc/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...