./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI --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 279357cdff3b7ff6c36fde0d2621d7e10ac1647b ............................................................................................................................................ 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_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI --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 279357cdff3b7ff6c36fde0d2621d7e10ac1647b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:05,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:05,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:05,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:05,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:05,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:05,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:05,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:05,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:05,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:05,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:05,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:05,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:05,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:05,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:05,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:05,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:05,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:05,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:05,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:05,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:05,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:05,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:05,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:05,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:05,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:05,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:05,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:05,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:05,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:05,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:05,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:05,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:05,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:05,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:05,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:05,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:05,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:05,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:05,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:05,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:05,998 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:30:06,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:06,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:06,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:06,045 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:06,045 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:06,045 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:06,045 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:30:06,045 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:06,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:06,052 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:30:06,054 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:30:06,054 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:06,054 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:30:06,054 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:30:06,054 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:30:06,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:06,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:06,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:30:06,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:06,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:06,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:06,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:06,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:06,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:06,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:06,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:06,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:06,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:06,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:06,059 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:30:06,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:30:06,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:06,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:06,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:06,060 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_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 279357cdff3b7ff6c36fde0d2621d7e10ac1647b [2021-10-11 02:30:06,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:06,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:06,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:06,363 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:06,364 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:06,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2021-10-11 02:30:06,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/28c2c2a7d/e28ff901e3cf4f4e9883a8ad7facca8c/FLAG558c25800 [2021-10-11 02:30:06,979 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:06,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2021-10-11 02:30:06,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/28c2c2a7d/e28ff901e3cf4f4e9883a8ad7facca8c/FLAG558c25800 [2021-10-11 02:30:07,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/28c2c2a7d/e28ff901e3cf4f4e9883a8ad7facca8c [2021-10-11 02:30:07,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:07,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:07,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:07,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:07,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:07,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:07" (1/1) ... [2021-10-11 02:30:07,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14fbd489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:07, skipping insertion in model container [2021-10-11 02:30:07,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:07" (1/1) ... [2021-10-11 02:30:07,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:07,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:07,615 WARN L226 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_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c[5102,5115] [2021-10-11 02:30:07,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:07,767 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) [2021-10-11 02:30:07,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@681a35e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:07, skipping insertion in model container [2021-10-11 02:30:07,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:07,769 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:30:07,771 INFO L168 Benchmark]: Toolchain (without parser) took 488.37 ms. Allocated memory is still 127.9 MB. Free memory was 90.2 MB in the beginning and 98.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,772 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 99.2 MB in the beginning and 99.2 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:07,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.31 ms. Allocated memory is still 127.9 MB. Free memory was 89.9 MB in the beginning and 98.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:07,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 127.9 MB. Free memory was 99.2 MB in the beginning and 99.2 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 480.31 ms. Allocated memory is still 127.9 MB. Free memory was 89.9 MB in the beginning and 98.6 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 354]: 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 0.2.0-7b2dab5 [2021-10-11 02:30:10,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:10,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:10,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:10,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:10,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:10,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:10,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:10,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:10,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:10,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:10,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:10,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:10,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:10,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:10,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:10,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:10,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:10,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:10,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:10,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:10,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:10,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:10,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:10,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:10,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:10,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:10,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:10,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:10,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:10,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:10,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:10,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:10,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:10,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:10,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:10,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:10,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:10,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:10,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:10,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:10,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:10,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:10,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:10,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:10,265 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:10,266 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:10,266 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:10,266 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:10,266 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:10,267 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:10,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:10,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:10,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:10,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:10,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:10,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:10,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:10,271 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:10,271 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:10,271 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:10,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:10,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:10,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:10,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:10,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:10,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:10,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:10,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:10,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:10,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:10,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:10,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:10,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:10,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:10,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:10,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:10,276 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_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 279357cdff3b7ff6c36fde0d2621d7e10ac1647b [2021-10-11 02:30:10,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:10,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:10,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:10,701 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:10,702 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:10,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2021-10-11 02:30:10,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/a8554c0b1/e1dbcb95e99f49098c9ec1c216ae9fe5/FLAGbf3274afa [2021-10-11 02:30:11,391 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:11,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2021-10-11 02:30:11,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/a8554c0b1/e1dbcb95e99f49098c9ec1c216ae9fe5/FLAGbf3274afa [2021-10-11 02:30:11,710 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/data/a8554c0b1/e1dbcb95e99f49098c9ec1c216ae9fe5 [2021-10-11 02:30:11,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:11,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:11,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:11,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:11,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:11,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:11" (1/1) ... [2021-10-11 02:30:11,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a9a468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:11, skipping insertion in model container [2021-10-11 02:30:11,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:11" (1/1) ... [2021-10-11 02:30:11,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:11,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:12,103 WARN L226 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_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c[5102,5115] [2021-10-11 02:30:12,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:12,249 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:30:12,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:12,276 WARN L226 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_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c[5102,5115] [2021-10-11 02:30:12,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:12,332 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:12,361 WARN L226 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_b899b74d-afe4-4010-b65b-bc52a80213dd/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c[5102,5115] [2021-10-11 02:30:12,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:12,456 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:12,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12 WrapperNode [2021-10-11 02:30:12,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:12,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:12,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:12,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:12,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:12,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:12,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:12,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:12,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... [2021-10-11 02:30:12,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:12,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:12,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:12,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:12,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:14,943 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:14,943 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-11 02:30:14,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:14 BoogieIcfgContainer [2021-10-11 02:30:14,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:14,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:14,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:14,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:14,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:11" (1/3) ... [2021-10-11 02:30:14,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8c645a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:14, skipping insertion in model container [2021-10-11 02:30:14,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:12" (2/3) ... [2021-10-11 02:30:14,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8c645a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:14, skipping insertion in model container [2021-10-11 02:30:14,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:14" (3/3) ... [2021-10-11 02:30:14,953 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2021-10-11 02:30:14,968 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:14,972 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:30:14,983 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:30:15,007 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:15,007 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:15,008 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:15,008 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:15,008 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:15,008 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:15,008 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:15,008 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:15,023 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2021-10-11 02:30:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:30:15,029 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:15,029 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:15,030 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:15,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:15,036 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2021-10-11 02:30:15,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:15,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [510266908] [2021-10-11 02:30:15,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:15,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:15,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:15,348 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:15,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [510266908] [2021-10-11 02:30:15,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:15,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:15,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732297916] [2021-10-11 02:30:15,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:15,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:15,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:15,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:15,369 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2021-10-11 02:30:15,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:15,394 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-10-11 02:30:15,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:15,395 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:30:15,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:15,405 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:30:15,405 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 02:30:15,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 02:30:15,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 02:30:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:30:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2021-10-11 02:30:15,447 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2021-10-11 02:30:15,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:15,448 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2021-10-11 02:30:15,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-11 02:30:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:30:15,449 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:15,449 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:15,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,665 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:15,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:15,668 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2021-10-11 02:30:15,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:15,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507671787] [2021-10-11 02:30:15,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:15,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:15,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:15,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:15,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507671787] [2021-10-11 02:30:15,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:15,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:15,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091732321] [2021-10-11 02:30:15,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:15,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:15,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:15,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:15,978 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2021-10-11 02:30:16,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:16,004 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2021-10-11 02:30:16,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:16,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:30:16,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:16,009 INFO L225 Difference]: With dead ends: 75 [2021-10-11 02:30:16,009 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:30:16,010 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:16,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:30:16,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:30:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:30:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-11 02:30:16,021 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-10-11 02:30:16,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:16,024 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-11 02:30:16,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-11 02:30:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:30:16,027 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:16,027 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:16,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:16,235 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:16,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:16,236 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2021-10-11 02:30:16,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:16,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630688345] [2021-10-11 02:30:16,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:16,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:30:16,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:16,470 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:16,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630688345] [2021-10-11 02:30:16,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:16,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:30:16,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134310619] [2021-10-11 02:30:16,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:30:16,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:16,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:30:16,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:16,488 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2021-10-11 02:30:16,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:16,519 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2021-10-11 02:30:16,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:30:16,520 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 02:30:16,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:16,521 INFO L225 Difference]: With dead ends: 63 [2021-10-11 02:30:16,521 INFO L226 Difference]: Without dead ends: 35 [2021-10-11 02:30:16,522 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:30:16,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-11 02:30:16,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-11 02:30:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-10-11 02:30:16,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-10-11 02:30:16,527 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-10-11 02:30:16,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:16,528 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-10-11 02:30:16,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:30:16,528 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-10-11 02:30:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:30:16,529 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:16,529 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:16,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:16,749 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:16,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:16,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2021-10-11 02:30:16,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:16,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [307068616] [2021-10-11 02:30:16,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:17,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:17,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:17,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:17,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [307068616] [2021-10-11 02:30:17,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:17,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:17,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450896544] [2021-10-11 02:30:17,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:17,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:17,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:17,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:17,159 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2021-10-11 02:30:17,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:17,290 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-10-11 02:30:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:30:17,290 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-10-11 02:30:17,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:17,297 INFO L225 Difference]: With dead ends: 154 [2021-10-11 02:30:17,297 INFO L226 Difference]: Without dead ends: 126 [2021-10-11 02:30:17,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:17,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-10-11 02:30:17,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-10-11 02:30:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2021-10-11 02:30:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-10-11 02:30:17,328 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-10-11 02:30:17,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:17,330 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-10-11 02:30:17,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:17,330 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-10-11 02:30:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:30:17,332 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:17,332 INFO L422 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] [2021-10-11 02:30:17,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:17,551 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:17,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:17,551 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2021-10-11 02:30:17,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:17,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2021408058] [2021-10-11 02:30:17,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:17,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:30:17,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:17,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:17,793 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:17,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2021408058] [2021-10-11 02:30:17,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:17,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:30:17,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399805833] [2021-10-11 02:30:17,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:17,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:17,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:17,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:17,795 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand 5 states. [2021-10-11 02:30:17,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:17,911 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-10-11 02:30:17,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:17,912 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 02:30:17,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:17,913 INFO L225 Difference]: With dead ends: 150 [2021-10-11 02:30:17,913 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:30:17,916 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:17,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:30:17,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:30:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:30:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:30:17,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-11 02:30:17,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:17,921 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:30:17,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:30:17,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:30:18,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:30:18,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:30:18,520 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,520 INFO L262 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2021-10-11 02:30:18,521 INFO L262 CegarLoopResult]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2021-10-11 02:30:18,523 INFO L262 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2021-10-11 02:30:18,523 INFO L262 CegarLoopResult]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2021-10-11 02:30:18,523 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:30:18,524 INFO L258 CegarLoopResult]: At program point L185(lines 181 187) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,524 INFO L265 CegarLoopResult]: At program point L219(lines 200 222) the Hoare annotation is: true [2021-10-11 02:30:18,524 INFO L262 CegarLoopResult]: For program point L913(lines 913 926) no Hoare annotation was computed. [2021-10-11 02:30:18,524 INFO L262 CegarLoopResult]: For program point L104(lines 104 114) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L104-2(lines 104 114) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L104-4(lines 104 114) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L138(lines 138 142) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L138-1(lines 702 708) no Hoare annotation was computed. [2021-10-11 02:30:18,525 INFO L262 CegarLoopResult]: For program point L105-2(lines 105 111) no Hoare annotation was computed. [2021-10-11 02:30:18,527 INFO L262 CegarLoopResult]: For program point L105-4(lines 105 111) no Hoare annotation was computed. [2021-10-11 02:30:18,528 INFO L258 CegarLoopResult]: At program point L931(lines 882 932) the Hoare annotation is: false [2021-10-11 02:30:18,528 INFO L258 CegarLoopResult]: At program point L89(lines 84 91) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,528 INFO L258 CegarLoopResult]: At program point L271(lines 266 274) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,528 INFO L258 CegarLoopResult]: At program point L271-1(lines 266 274) the Hoare annotation is: false [2021-10-11 02:30:18,528 INFO L258 CegarLoopResult]: At program point L271-2(lines 266 274) the Hoare annotation is: false [2021-10-11 02:30:18,528 INFO L262 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point L321-1(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point L321-2(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point L734-1(lines 734 751) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point L734-2(lines 734 751) no Hoare annotation was computed. [2021-10-11 02:30:18,529 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:30:18,530 INFO L258 CegarLoopResult]: At program point L702(lines 701 720) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,531 INFO L262 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2021-10-11 02:30:18,531 INFO L258 CegarLoopResult]: At program point L702-2(lines 701 720) the Hoare annotation is: false [2021-10-11 02:30:18,531 INFO L258 CegarLoopResult]: At program point L702-3(lines 701 720) the Hoare annotation is: false [2021-10-11 02:30:18,531 INFO L262 CegarLoopResult]: For program point L884(lines 883 930) no Hoare annotation was computed. [2021-10-11 02:30:18,531 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,531 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,532 INFO L262 CegarLoopResult]: For program point L885(lines 885 889) no Hoare annotation was computed. [2021-10-11 02:30:18,532 INFO L262 CegarLoopResult]: For program point L258(lines 258 262) no Hoare annotation was computed. [2021-10-11 02:30:18,533 INFO L262 CegarLoopResult]: For program point L903(lines 903 909) no Hoare annotation was computed. [2021-10-11 02:30:18,533 INFO L258 CegarLoopResult]: At program point L903-1(lines 903 909) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,533 INFO L262 CegarLoopResult]: For program point L738(lines 738 746) no Hoare annotation was computed. [2021-10-11 02:30:18,533 INFO L262 CegarLoopResult]: For program point L738-1(lines 738 746) no Hoare annotation was computed. [2021-10-11 02:30:18,533 INFO L262 CegarLoopResult]: For program point L738-2(lines 738 746) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point L854(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point L854-2(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point L854-3(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point L210(lines 210 217) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L262 CegarLoopResult]: For program point L854-5(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,534 INFO L265 CegarLoopResult]: At program point L210-1(lines 210 217) the Hoare annotation is: true [2021-10-11 02:30:18,535 INFO L262 CegarLoopResult]: For program point L854-6(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,535 INFO L262 CegarLoopResult]: For program point L854-8(lines 854 858) no Hoare annotation was computed. [2021-10-11 02:30:18,535 INFO L258 CegarLoopResult]: At program point L805(lines 800 808) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,535 INFO L258 CegarLoopResult]: At program point L805-1(lines 800 808) the Hoare annotation is: false [2021-10-11 02:30:18,536 INFO L258 CegarLoopResult]: At program point L805-2(lines 800 808) the Hoare annotation is: false [2021-10-11 02:30:18,536 INFO L262 CegarLoopResult]: For program point L921(lines 921 925) no Hoare annotation was computed. [2021-10-11 02:30:18,536 INFO L258 CegarLoopResult]: At program point L921-2(lines 702 708) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,536 INFO L258 CegarLoopResult]: At program point L312(lines 307 315) the Hoare annotation is: false [2021-10-11 02:30:18,536 INFO L258 CegarLoopResult]: At program point L312-1(lines 307 315) the Hoare annotation is: false [2021-10-11 02:30:18,537 INFO L262 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2021-10-11 02:30:18,537 INFO L258 CegarLoopResult]: At program point L312-2(lines 307 315) the Hoare annotation is: false [2021-10-11 02:30:18,538 INFO L258 CegarLoopResult]: At program point L709(lines 709 715) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,538 INFO L258 CegarLoopResult]: At program point L709-1(lines 709 715) the Hoare annotation is: false [2021-10-11 02:30:18,539 INFO L258 CegarLoopResult]: At program point L709-2(lines 709 715) the Hoare annotation is: false [2021-10-11 02:30:18,539 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:30:18,540 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2021-10-11 02:30:18,541 INFO L262 CegarLoopResult]: For program point L100(lines 100 117) no Hoare annotation was computed. [2021-10-11 02:30:18,541 INFO L258 CegarLoopResult]: At program point L67(lines 1 938) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,542 INFO L258 CegarLoopResult]: At program point L100-1(lines 1 938) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,542 INFO L262 CegarLoopResult]: For program point L100-2(lines 100 117) no Hoare annotation was computed. [2021-10-11 02:30:18,542 INFO L258 CegarLoopResult]: At program point L100-3(lines 1 938) the Hoare annotation is: false [2021-10-11 02:30:18,542 INFO L262 CegarLoopResult]: For program point L100-4(lines 100 117) no Hoare annotation was computed. [2021-10-11 02:30:18,542 INFO L258 CegarLoopResult]: At program point L100-5(lines 1 938) the Hoare annotation is: false [2021-10-11 02:30:18,542 INFO L262 CegarLoopResult]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-11 02:30:18,542 INFO L258 CegarLoopResult]: At program point L893-1(lines 893 899) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:30:18,543 INFO L258 CegarLoopResult]: At program point L860(lines 845 863) the Hoare annotation is: false [2021-10-11 02:30:18,543 INFO L258 CegarLoopResult]: At program point L860-1(lines 845 863) the Hoare annotation is: false [2021-10-11 02:30:18,543 INFO L258 CegarLoopResult]: At program point L860-2(lines 845 863) the Hoare annotation is: false [2021-10-11 02:30:18,543 INFO L258 CegarLoopResult]: At program point L134-2(lines 134 148) the Hoare annotation is: false [2021-10-11 02:30:18,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:18 BoogieIcfgContainer [2021-10-11 02:30:18,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:18,591 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:18,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:18,592 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:18,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:14" (3/4) ... [2021-10-11 02:30:18,597 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:30:18,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:30:18,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:30:18,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:30:18,624 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:30:18,625 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:30:18,625 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:18,626 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:30:18,661 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:30:18,736 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b899b74d-afe4-4010-b65b-bc52a80213dd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:30:18,736 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:18,738 INFO L168 Benchmark]: Toolchain (without parser) took 7021.47 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 53.9 MB in the beginning and 89.3 MB in the end (delta: -35.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:18,739 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 90.2 MB. Free memory was 72.1 MB in the beginning and 72.0 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:18,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.38 ms. Allocated memory is still 90.2 MB. Free memory was 53.7 MB in the beginning and 57.1 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.55 ms. Allocated memory is still 90.2 MB. Free memory was 57.1 MB in the beginning and 54.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,740 INFO L168 Benchmark]: Boogie Preprocessor took 75.87 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 51.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,741 INFO L168 Benchmark]: RCFGBuilder took 2323.11 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 51.7 MB in the beginning and 89.6 MB in the end (delta: -37.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,741 INFO L168 Benchmark]: TraceAbstraction took 3644.39 ms. Allocated memory is still 115.3 MB. Free memory was 88.9 MB in the beginning and 95.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,741 INFO L168 Benchmark]: Witness Printer took 145.00 ms. Allocated memory is still 115.3 MB. Free memory was 95.6 MB in the beginning and 89.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:18,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 90.2 MB. Free memory was 72.1 MB in the beginning and 72.0 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 739.38 ms. Allocated memory is still 90.2 MB. Free memory was 53.7 MB in the beginning and 57.1 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.55 ms. Allocated memory is still 90.2 MB. Free memory was 57.1 MB in the beginning and 54.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.87 ms. Allocated memory is still 90.2 MB. Free memory was 54.1 MB in the beginning and 51.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2323.11 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 51.7 MB in the beginning and 89.6 MB in the end (delta: -37.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3644.39 ms. Allocated memory is still 115.3 MB. Free memory was 88.9 MB in the beginning and 95.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * Witness Printer took 145.00 ms. Allocated memory is still 115.3 MB. Free memory was 95.6 MB in the beginning and 89.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 321]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 321]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 321]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 328 SDtfs, 312 SDslu, 294 SDs, 0 SdLazy, 41 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 167 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1405 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 68 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 3909 SizeOfPredicates, 7 NumberOfNonLiveVariables, 991 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...