./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8 --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 27a40004774297289d55c755839f2e0c4b1c44d4 ............................................................................................................................................ 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8 --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 27a40004774297289d55c755839f2e0c4b1c44d4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:32:30,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:32:30,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:32:30,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:32:30,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:32:30,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:32:30,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:32:30,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:32:30,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:32:30,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:32:30,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:32:30,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:32:30,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:32:30,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:32:30,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:32:30,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:32:30,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:32:30,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:32:30,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:32:30,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:32:30,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:32:30,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:32:30,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:32:30,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:32:30,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:32:30,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:32:30,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:32:30,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:32:30,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:32:30,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:32:30,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:32:30,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:32:30,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:32:30,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:32:30,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:32:30,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:32:30,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:32:30,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:32:30,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:32:30,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:32:30,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:32:30,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:32:30,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:32:30,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:32:30,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:32:30,303 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:32:30,304 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:32:30,304 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:32:30,305 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:32:30,305 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:32:30,306 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:32:30,306 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:32:30,307 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:32:30,307 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:32:30,308 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:32:30,308 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:32:30,309 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:32:30,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:32:30,310 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:32:30,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:32:30,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:32:30,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:32:30,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:32:30,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:32:30,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:32:30,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:32:30,313 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:32:30,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:32:30,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:32:30,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:32:30,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:32:30,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:32:30,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:32:30,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:32:30,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:32:30,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:32:30,316 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:32:30,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:32:30,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:32:30,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:32:30,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:32:30,317 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27a40004774297289d55c755839f2e0c4b1c44d4 [2021-10-13 07:32:30,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:32:30,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:32:30,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:32:30,711 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:32:30,712 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:32:30,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-13 07:32:30,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/2901c7eb8/c15198b04ad5462bb66f38bc7ad71858/FLAGc12770cf4 [2021-10-13 07:32:31,466 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:32:31,467 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-13 07:32:31,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/2901c7eb8/c15198b04ad5462bb66f38bc7ad71858/FLAGc12770cf4 [2021-10-13 07:32:31,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/2901c7eb8/c15198b04ad5462bb66f38bc7ad71858 [2021-10-13 07:32:31,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:32:31,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:32:31,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:32:31,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:32:31,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:32:31,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:32:31" (1/1) ... [2021-10-13 07:32:31,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561655ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:31, skipping insertion in model container [2021-10-13 07:32:31,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:32:31" (1/1) ... [2021-10-13 07:32:31,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:32:31,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:32:32,206 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-13 07:32:32,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:32:32,296 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) [2021-10-13 07:32:32,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@625eb5d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:32, skipping insertion in model container [2021-10-13 07:32:32,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:32:32,298 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:32:32,301 INFO L168 Benchmark]: Toolchain (without parser) took 549.90 ms. Allocated memory is still 121.6 MB. Free memory was 81.0 MB in the beginning and 91.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:32,303 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 121.6 MB. Free memory is still 98.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:32:32,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.77 ms. Allocated memory is still 121.6 MB. Free memory was 80.8 MB in the beginning and 91.8 MB in the end (delta: -11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:32,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 121.6 MB. Free memory is still 98.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.77 ms. Allocated memory is still 121.6 MB. Free memory was 80.8 MB in the beginning and 91.8 MB in the end (delta: -11.1 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: 70]: 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-4e77c04 [2021-10-13 07:32:34,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:32:34,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:32:34,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:32:34,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:32:34,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:32:34,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:32:34,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:32:34,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:32:34,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:32:34,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:32:34,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:32:34,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:32:34,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:32:34,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:32:34,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:32:34,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:32:34,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:32:34,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:32:34,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:32:34,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:32:34,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:32:34,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:32:34,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:32:34,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:32:34,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:32:34,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:32:34,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:32:34,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:32:34,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:32:34,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:32:34,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:32:34,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:32:34,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:32:34,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:32:34,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:32:34,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:32:34,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:32:34,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:32:34,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:32:34,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:32:34,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:32:34,884 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:32:34,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:32:34,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:32:34,886 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:32:34,886 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:32:34,886 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:32:34,887 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:32:34,887 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:32:34,887 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:32:34,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:32:34,890 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:32:34,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:32:34,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:32:34,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:32:34,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:32:34,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:32:34,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:32:34,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:32:34,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:32:34,892 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:32:34,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:32:34,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:32:34,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:32:34,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:32:34,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:32:34,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:32:34,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:32:34,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:32:34,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:32:34,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:32:34,894 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:32:34,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:32:34,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:32:34,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:32:34,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:32:34,895 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27a40004774297289d55c755839f2e0c4b1c44d4 [2021-10-13 07:32:35,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:32:35,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:32:35,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:32:35,334 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:32:35,335 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:32:35,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-13 07:32:35,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/129fa7335/9bd967dac71d403d8140a5176e0aee45/FLAG244edc126 [2021-10-13 07:32:36,033 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:32:36,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2021-10-13 07:32:36,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/129fa7335/9bd967dac71d403d8140a5176e0aee45/FLAG244edc126 [2021-10-13 07:32:36,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/data/129fa7335/9bd967dac71d403d8140a5176e0aee45 [2021-10-13 07:32:36,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:32:36,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:32:36,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:32:36,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:32:36,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:32:36,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:36,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6819d861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36, skipping insertion in model container [2021-10-13 07:32:36,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:36,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:32:36,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:32:36,691 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-13 07:32:36,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:32:36,735 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:32:36,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:32:36,795 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-13 07:32:36,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:32:36,834 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:32:36,903 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_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c[13613,13626] [2021-10-13 07:32:36,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:32:36,965 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:32:36,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36 WrapperNode [2021-10-13 07:32:36,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:32:36,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:32:36,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:32:36,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:32:36,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:32:37,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:32:37,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:32:37,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:32:37,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:32:37,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:32:37,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:32:37,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:32:37,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (1/1) ... [2021-10-13 07:32:37,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:32:37,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:32:37,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:32:37,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:32:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:32:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:32:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:32:37,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:32:39,715 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:32:39,716 INFO L299 CfgBuilder]: Removed 116 assume(true) statements. [2021-10-13 07:32:39,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:32:39 BoogieIcfgContainer [2021-10-13 07:32:39,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:32:39,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:32:39,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:32:39,724 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:32:39,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:32:36" (1/3) ... [2021-10-13 07:32:39,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cdf971d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:32:39, skipping insertion in model container [2021-10-13 07:32:39,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:32:36" (2/3) ... [2021-10-13 07:32:39,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cdf971d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:32:39, skipping insertion in model container [2021-10-13 07:32:39,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:32:39" (3/3) ... [2021-10-13 07:32:39,728 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2021-10-13 07:32:39,735 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:32:39,735 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:32:39,788 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:32:39,794 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, mConcurrency=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 [2021-10-13 07:32:39,795 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:32:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 82 states have (on average 1.5365853658536586) internal successors, (126), 85 states have internal predecessors, (126), 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) [2021-10-13 07:32:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 07:32:39,819 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:32:39,819 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:32:39,820 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:32:39,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:32:39,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1612153504, now seen corresponding path program 1 times [2021-10-13 07:32:39,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:32:39,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648479053] [2021-10-13 07:32:39,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:32:39,841 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:32:39,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:32:39,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:32:39,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:32:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:32:40,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:32:40,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:32:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:40,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:32:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:40,250 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:32:40,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648479053] [2021-10-13 07:32:40,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648479053] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:32:40,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:32:40,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:32:40,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245725274] [2021-10-13 07:32:40,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:32:40,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:32:40,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:32:40,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:32:40,280 INFO L87 Difference]: Start difference. First operand has 86 states, 82 states have (on average 1.5365853658536586) internal successors, (126), 85 states have internal predecessors, (126), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-13 07:32:40,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:32:40,311 INFO L93 Difference]: Finished difference Result 165 states and 244 transitions. [2021-10-13 07:32:40,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:32:40,313 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 [2021-10-13 07:32:40,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:32:40,344 INFO L225 Difference]: With dead ends: 165 [2021-10-13 07:32:40,344 INFO L226 Difference]: Without dead ends: 82 [2021-10-13 07:32:40,348 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:32:40,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-10-13 07:32:40,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2021-10-13 07:32:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 79 states have (on average 1.4430379746835442) internal successors, (114), 81 states have internal predecessors, (114), 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) [2021-10-13 07:32:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2021-10-13 07:32:40,419 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 19 [2021-10-13 07:32:40,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:32:40,420 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2021-10-13 07:32:40,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-10-13 07:32:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2021-10-13 07:32:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 07:32:40,423 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:32:40,423 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:32:40,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:32:40,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:32:40,639 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:32:40,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:32:40,640 INFO L82 PathProgramCache]: Analyzing trace with hash -697845427, now seen corresponding path program 1 times [2021-10-13 07:32:40,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:32:40,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834077890] [2021-10-13 07:32:40,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:32:40,642 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:32:40,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:32:40,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:32:40,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:32:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:32:40,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:32:40,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:32:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:41,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:32:41,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:41,086 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:32:41,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1834077890] [2021-10-13 07:32:41,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1834077890] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:32:41,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:32:41,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:32:41,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084757266] [2021-10-13 07:32:41,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:32:41,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:32:41,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:32:41,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:32:41,092 INFO L87 Difference]: Start difference. First operand 82 states and 114 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-13 07:32:41,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:32:41,108 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2021-10-13 07:32:41,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:32:41,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-10-13 07:32:41,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:32:41,111 INFO L225 Difference]: With dead ends: 82 [2021-10-13 07:32:41,111 INFO L226 Difference]: Without dead ends: 39 [2021-10-13 07:32:41,112 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:32:41,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-13 07:32:41,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-10-13 07:32:41,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 38 states have internal predecessors, (54), 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) [2021-10-13 07:32:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2021-10-13 07:32:41,119 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 20 [2021-10-13 07:32:41,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:32:41,119 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2021-10-13 07:32:41,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-10-13 07:32:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2021-10-13 07:32:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 07:32:41,121 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:32:41,122 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:32:41,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:32:41,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:32:41,337 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:32:41,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:32:41,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1072512286, now seen corresponding path program 1 times [2021-10-13 07:32:41,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:32:41,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935899717] [2021-10-13 07:32:41,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:32:41,339 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:32:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:32:41,346 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:32:41,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:32:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:32:41,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:32:41,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:32:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:41,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:32:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:41,833 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:32:41,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935899717] [2021-10-13 07:32:41,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935899717] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:32:41,834 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:32:41,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:32:41,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746841813] [2021-10-13 07:32:41,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:32:41,836 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:32:41,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:32:41,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:32:41,841 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-10-13 07:32:41,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:32:41,910 INFO L93 Difference]: Finished difference Result 129 states and 186 transitions. [2021-10-13 07:32:41,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:32:41,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 07:32:41,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:32:41,913 INFO L225 Difference]: With dead ends: 129 [2021-10-13 07:32:41,914 INFO L226 Difference]: Without dead ends: 97 [2021-10-13 07:32:41,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:32:41,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-10-13 07:32:41,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 61. [2021-10-13 07:32:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.45) internal successors, (87), 60 states have internal predecessors, (87), 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) [2021-10-13 07:32:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 87 transitions. [2021-10-13 07:32:41,931 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 87 transitions. Word has length 26 [2021-10-13 07:32:41,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:32:41,932 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 87 transitions. [2021-10-13 07:32:41,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-10-13 07:32:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2021-10-13 07:32:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 07:32:41,935 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:32:41,935 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:32:41,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-13 07:32:42,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:32:42,149 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:32:42,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:32:42,150 INFO L82 PathProgramCache]: Analyzing trace with hash 810824891, now seen corresponding path program 1 times [2021-10-13 07:32:42,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:32:42,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1125467289] [2021-10-13 07:32:42,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:32:42,152 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:32:42,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:32:42,154 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:32:42,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:32:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:32:42,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:32:42,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:32:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:42,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:32:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:32:42,591 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:32:42,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1125467289] [2021-10-13 07:32:42,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1125467289] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:32:42,593 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:32:42,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:32:42,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518255493] [2021-10-13 07:32:42,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:32:42,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:32:42,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:32:42,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:32:42,595 INFO L87 Difference]: Start difference. First operand 61 states and 87 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-10-13 07:32:42,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:32:42,736 INFO L93 Difference]: Finished difference Result 154 states and 225 transitions. [2021-10-13 07:32:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:32:42,737 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-10-13 07:32:42,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:32:42,738 INFO L225 Difference]: With dead ends: 154 [2021-10-13 07:32:42,738 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:32:42,743 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:32:42,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:32:42,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:32:42,744 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) [2021-10-13 07:32:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:32:42,744 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-13 07:32:42,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:32:42,745 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:32:42,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-10-13 07:32:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:32:42,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:32:42,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:32:42,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:32:42,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:32:42,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:32:42,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:32:42,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:32:42,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:32:43,581 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,581 INFO L853 garLoopResultBuilder]: At program point L663(lines 659 665) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,581 INFO L857 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,581 INFO L857 garLoopResultBuilder]: For program point L597-1(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,582 INFO L857 garLoopResultBuilder]: For program point L597-2(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,582 INFO L853 garLoopResultBuilder]: At program point L614-2(lines 614 628) the Hoare annotation is: false [2021-10-13 07:32:43,582 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:32:43,582 INFO L860 garLoopResultBuilder]: At program point L697(lines 678 700) the Hoare annotation is: true [2021-10-13 07:32:43,582 INFO L853 garLoopResultBuilder]: At program point L499(lines 494 502) the Hoare annotation is: false [2021-10-13 07:32:43,583 INFO L853 garLoopResultBuilder]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-13 07:32:43,583 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 437) no Hoare annotation was computed. [2021-10-13 07:32:43,583 INFO L853 garLoopResultBuilder]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-13 07:32:43,583 INFO L857 garLoopResultBuilder]: For program point L615(line 615) no Hoare annotation was computed. [2021-10-13 07:32:43,583 INFO L853 garLoopResultBuilder]: At program point L764(lines 713 765) the Hoare annotation is: false [2021-10-13 07:32:43,584 INFO L857 garLoopResultBuilder]: For program point L533(lines 533 550) no Hoare annotation was computed. [2021-10-13 07:32:43,584 INFO L853 garLoopResultBuilder]: At program point L533-1(lines 1 951) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1) (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1))) [2021-10-13 07:32:43,584 INFO L857 garLoopResultBuilder]: For program point L533-2(lines 533 550) no Hoare annotation was computed. [2021-10-13 07:32:43,584 INFO L853 garLoopResultBuilder]: At program point L533-3(lines 1 951) the Hoare annotation is: false [2021-10-13 07:32:43,584 INFO L857 garLoopResultBuilder]: For program point L533-4(lines 533 550) no Hoare annotation was computed. [2021-10-13 07:32:43,585 INFO L853 garLoopResultBuilder]: At program point L533-5(lines 1 951) the Hoare annotation is: false [2021-10-13 07:32:43,585 INFO L857 garLoopResultBuilder]: For program point L715(lines 714 763) no Hoare annotation was computed. [2021-10-13 07:32:43,585 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 720) no Hoare annotation was computed. [2021-10-13 07:32:43,585 INFO L857 garLoopResultBuilder]: For program point L618(lines 618 622) no Hoare annotation was computed. [2021-10-13 07:32:43,585 INFO L857 garLoopResultBuilder]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2021-10-13 07:32:43,585 INFO L857 garLoopResultBuilder]: For program point L734(lines 734 740) no Hoare annotation was computed. [2021-10-13 07:32:43,586 INFO L853 garLoopResultBuilder]: At program point L734-1(lines 734 740) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1) (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1))) [2021-10-13 07:32:43,586 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-10-13 07:32:43,586 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-10-13 07:32:43,586 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-10-13 07:32:43,586 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 939) no Hoare annotation was computed. [2021-10-13 07:32:43,586 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 425) no Hoare annotation was computed. [2021-10-13 07:32:43,587 INFO L853 garLoopResultBuilder]: At program point L933-1(lines 933 939) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,587 INFO L857 garLoopResultBuilder]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2021-10-13 07:32:43,587 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:32:43,587 INFO L857 garLoopResultBuilder]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2021-10-13 07:32:43,587 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 547) no Hoare annotation was computed. [2021-10-13 07:32:43,587 INFO L857 garLoopResultBuilder]: For program point L537-2(lines 537 547) no Hoare annotation was computed. [2021-10-13 07:32:43,588 INFO L857 garLoopResultBuilder]: For program point L537-4(lines 537 547) no Hoare annotation was computed. [2021-10-13 07:32:43,588 INFO L853 garLoopResultBuilder]: At program point L785(lines 781 803) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,588 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 758) no Hoare annotation was computed. [2021-10-13 07:32:43,588 INFO L853 garLoopResultBuilder]: At program point L785-1(lines 781 803) the Hoare annotation is: false [2021-10-13 07:32:43,588 INFO L853 garLoopResultBuilder]: At program point L752-1(lines 1 951) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,589 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 781 803) the Hoare annotation is: false [2021-10-13 07:32:43,589 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 544) no Hoare annotation was computed. [2021-10-13 07:32:43,589 INFO L857 garLoopResultBuilder]: For program point L538-2(lines 538 544) no Hoare annotation was computed. [2021-10-13 07:32:43,589 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,589 INFO L857 garLoopResultBuilder]: For program point L538-4(lines 538 544) no Hoare annotation was computed. [2021-10-13 07:32:43,590 INFO L853 garLoopResultBuilder]: At program point L588(lines 583 591) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,590 INFO L853 garLoopResultBuilder]: At program point L522(lines 785 791) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,591 INFO L853 garLoopResultBuilder]: At program point L522-1(lines 785 791) the Hoare annotation is: false [2021-10-13 07:32:43,591 INFO L853 garLoopResultBuilder]: At program point L522-2(lines 785 791) the Hoare annotation is: false [2021-10-13 07:32:43,592 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,592 INFO L857 garLoopResultBuilder]: For program point L919-2(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,592 INFO L857 garLoopResultBuilder]: For program point L919-3(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,592 INFO L857 garLoopResultBuilder]: For program point L919-5(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,593 INFO L857 garLoopResultBuilder]: For program point L919-6(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,593 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 695) no Hoare annotation was computed. [2021-10-13 07:32:43,593 INFO L857 garLoopResultBuilder]: For program point L919-8(lines 919 923) no Hoare annotation was computed. [2021-10-13 07:32:43,593 INFO L860 garLoopResultBuilder]: At program point L688-1(lines 688 695) the Hoare annotation is: true [2021-10-13 07:32:43,594 INFO L853 garLoopResultBuilder]: At program point L490(lines 485 493) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,594 INFO L853 garLoopResultBuilder]: At program point L490-1(lines 485 493) the Hoare annotation is: false [2021-10-13 07:32:43,594 INFO L853 garLoopResultBuilder]: At program point L490-2(lines 485 493) the Hoare annotation is: false [2021-10-13 07:32:43,594 INFO L853 garLoopResultBuilder]: At program point L870(lines 865 873) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,595 INFO L853 garLoopResultBuilder]: At program point L870-1(lines 865 873) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,595 INFO L853 garLoopResultBuilder]: At program point L870-2(lines 865 873) the Hoare annotation is: false [2021-10-13 07:32:43,595 INFO L853 garLoopResultBuilder]: At program point L870-3(lines 865 873) the Hoare annotation is: false [2021-10-13 07:32:43,595 INFO L853 garLoopResultBuilder]: At program point L870-4(lines 865 873) the Hoare annotation is: false [2021-10-13 07:32:43,596 INFO L853 garLoopResultBuilder]: At program point L870-5(lines 865 873) the Hoare annotation is: false [2021-10-13 07:32:43,596 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:32:43,596 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-10-13 07:32:43,596 INFO L857 garLoopResultBuilder]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-10-13 07:32:43,597 INFO L857 garLoopResultBuilder]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-10-13 07:32:43,597 INFO L857 garLoopResultBuilder]: For program point L724(lines 724 730) no Hoare annotation was computed. [2021-10-13 07:32:43,597 INFO L853 garLoopResultBuilder]: At program point L724-1(lines 724 730) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ~systemActive~0 (_ bv0 32))) .cse1) (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) .cse1))) [2021-10-13 07:32:43,597 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:32:43,598 INFO L857 garLoopResultBuilder]: For program point L445(lines 445 449) no Hoare annotation was computed. [2021-10-13 07:32:43,598 INFO L853 garLoopResultBuilder]: At program point L792(lines 792 798) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,598 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-10-13 07:32:43,599 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-10-13 07:32:43,599 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-10-13 07:32:43,599 INFO L853 garLoopResultBuilder]: At program point L512(lines 507 514) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,599 INFO L853 garLoopResultBuilder]: At program point L925(lines 910 928) the Hoare annotation is: false [2021-10-13 07:32:43,600 INFO L853 garLoopResultBuilder]: At program point L925-1(lines 910 928) the Hoare annotation is: false [2021-10-13 07:32:43,600 INFO L853 garLoopResultBuilder]: At program point L925-2(lines 910 928) the Hoare annotation is: false [2021-10-13 07:32:43,600 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 759) no Hoare annotation was computed. [2021-10-13 07:32:43,600 INFO L853 garLoopResultBuilder]: At program point L580(lines 1 951) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:32:43,606 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:32:43,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:32:43 BoogieIcfgContainer [2021-10-13 07:32:43,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:32:43,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:32:43,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:32:43,629 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:32:43,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:32:39" (3/4) ... [2021-10-13 07:32:43,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:32:43,653 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:32:43,654 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:32:43,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:32:43,656 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:32:43,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:32:43,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:32:43,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:32:43,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:32:43,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:32:43,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 07:32:43,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,694 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,695 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:32:43,743 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:32:43,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:32:43,745 INFO L168 Benchmark]: Toolchain (without parser) took 7378.66 ms. Allocated memory was 62.9 MB in the beginning and 96.5 MB in the end (delta: 33.6 MB). Free memory was 41.2 MB in the beginning and 47.1 MB in the end (delta: -5.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,746 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:32:43,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.67 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 30.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.49 ms. Allocated memory is still 62.9 MB. Free memory was 30.5 MB in the beginning and 27.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,747 INFO L168 Benchmark]: Boogie Preprocessor took 75.36 ms. Allocated memory is still 62.9 MB. Free memory was 27.5 MB in the beginning and 44.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,748 INFO L168 Benchmark]: RCFGBuilder took 2563.12 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 44.7 MB in the beginning and 55.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,749 INFO L168 Benchmark]: TraceAbstraction took 3907.05 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 54.9 MB in the beginning and 54.2 MB in the end (delta: 682.0 kB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,749 INFO L168 Benchmark]: Witness Printer took 115.09 ms. Allocated memory is still 96.5 MB. Free memory was 54.2 MB in the beginning and 47.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:32:43,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 62.9 MB. Free memory is still 43.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 599.67 ms. Allocated memory is still 62.9 MB. Free memory was 41.0 MB in the beginning and 30.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 111.49 ms. Allocated memory is still 62.9 MB. Free memory was 30.5 MB in the beginning and 27.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.36 ms. Allocated memory is still 62.9 MB. Free memory was 27.5 MB in the beginning and 44.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2563.12 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 44.7 MB in the beginning and 55.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3907.05 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 54.9 MB in the beginning and 54.2 MB in the end (delta: 682.0 kB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * Witness Printer took 115.09 ms. Allocated memory is still 96.5 MB. Free memory was 54.2 MB in the beginning and 47.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: 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, 86 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3819.9ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 17.8ms, AutomataDifference: 335.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 610.2ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 294 SDtfs, 264 SDslu, 189 SDs, 0 SdLazy, 34 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 98.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 57.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 78.3ms AutomataMinimizationTime, 4 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 192 HoareAnnotationTreeSize, 39 FomulaSimplifications, 651 FormulaSimplificationTreeSizeReduction, 326.4ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 27 FormulaSimplificationTreeSizeReductionInter, 270.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 111.8ms SsaConstructionTime, 569.1ms SatisfiabilityAnalysisTime, 788.6ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 232 SizeOfPredicates, 4 NumberOfNonLiveVariables, 798 ConjunctsInSsa, 10 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: 1]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-13 07:32:43,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a24b4a7-da9d-4afa-a208-b9bf6555ff5f/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...