./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE --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 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d ............................................................................................................................................ 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_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE --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 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:55:00,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:55:00,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:55:01,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:55:01,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:55:01,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:55:01,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:55:01,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:55:01,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:55:01,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:55:01,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:55:01,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:55:01,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:55:01,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:55:01,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:55:01,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:55:01,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:55:01,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:55:01,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:55:01,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:55:01,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:55:01,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:55:01,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:55:01,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:55:01,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:55:01,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:55:01,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:55:01,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:55:01,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:55:01,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:55:01,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:55:01,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:55:01,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:55:01,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:55:01,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:55:01,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:55:01,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:55:01,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:55:01,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:55:01,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:55:01,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:55:01,100 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:55:01,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:55:01,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:55:01,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:55:01,144 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:55:01,144 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:55:01,145 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:55:01,145 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:55:01,151 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:55:01,151 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:55:01,151 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:55:01,152 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:55:01,152 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:55:01,153 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:55:01,153 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:55:01,153 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:55:01,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:55:01,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:55:01,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:55:01,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:55:01,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:55:01,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:55:01,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:55:01,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:55:01,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:55:01,156 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:55:01,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:55:01,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:55:01,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:55:01,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:55:01,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:55:01,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:55:01,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:55:01,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:55:01,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:55:01,160 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:55:01,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:55:01,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:55:01,160 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:55:01,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:55:01,161 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_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d [2021-10-24 10:55:01,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:55:01,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:55:01,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:55:01,464 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:55:01,464 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:55:01,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-24 10:55:01,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/70f0b74b5/3d933d0c944240d39eaaed702807db4b/FLAGfb57cc47e [2021-10-24 10:55:02,074 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:55:02,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-24 10:55:02,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/70f0b74b5/3d933d0c944240d39eaaed702807db4b/FLAGfb57cc47e [2021-10-24 10:55:02,397 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/70f0b74b5/3d933d0c944240d39eaaed702807db4b [2021-10-24 10:55:02,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:55:02,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:55:02,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:55:02,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:55:02,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:55:02,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:55:02" (1/1) ... [2021-10-24 10:55:02,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe8cfd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:02, skipping insertion in model container [2021-10-24 10:55:02,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:55:02" (1/1) ... [2021-10-24 10:55:02,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:55:02,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:55:02,674 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-10-24 10:55:02,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:55:02,792 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) [2021-10-24 10:55:02,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c1917e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:02, skipping insertion in model container [2021-10-24 10:55:02,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:55:02,793 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:55:02,795 INFO L168 Benchmark]: Toolchain (without parser) took 388.74 ms. Allocated memory is still 130.0 MB. Free memory was 98.7 MB in the beginning and 101.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:02,796 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:55:02,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.94 ms. Allocated memory is still 130.0 MB. Free memory was 98.2 MB in the beginning and 101.5 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:02,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 383.94 ms. Allocated memory is still 130.0 MB. Free memory was 98.2 MB in the beginning and 101.5 MB in the end (delta: -3.2 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: 87]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:55:04,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:55:04,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:55:04,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:55:04,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:55:04,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:55:04,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:55:04,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:55:04,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:55:04,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:55:04,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:55:04,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:55:04,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:55:04,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:55:04,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:55:05,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:55:05,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:55:05,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:55:05,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:55:05,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:55:05,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:55:05,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:55:05,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:55:05,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:55:05,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:55:05,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:55:05,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:55:05,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:55:05,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:55:05,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:55:05,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:55:05,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:55:05,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:55:05,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:55:05,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:55:05,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:55:05,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:55:05,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:55:05,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:55:05,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:55:05,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:55:05,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:55:05,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:55:05,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:55:05,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:55:05,076 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:55:05,076 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:55:05,076 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:55:05,076 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:55:05,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:55:05,077 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:55:05,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:55:05,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:55:05,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:55:05,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:55:05,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:55:05,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:55:05,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:55:05,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:55:05,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:55:05,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:55:05,081 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:55:05,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:55:05,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:55:05,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:55:05,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:55:05,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:55:05,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:55:05,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:55:05,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:55:05,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:55:05,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:55:05,083 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:55:05,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:55:05,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:55:05,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:55:05,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:55:05,085 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_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 253216605bcefff455f75b86610d9086dd77a5c120ff63014eec6402e624337d [2021-10-24 10:55:05,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:55:05,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:55:05,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:55:05,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:55:05,485 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:55:05,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-24 10:55:05,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/bfdd5b5c7/1e8c2897224d4035901d6e85794a6262/FLAG968da024c [2021-10-24 10:55:06,032 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:55:06,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2021-10-24 10:55:06,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/bfdd5b5c7/1e8c2897224d4035901d6e85794a6262/FLAG968da024c [2021-10-24 10:55:06,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/data/bfdd5b5c7/1e8c2897224d4035901d6e85794a6262 [2021-10-24 10:55:06,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:55:06,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:55:06,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:55:06,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:55:06,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:55:06,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:55:06" (1/1) ... [2021-10-24 10:55:06,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703b593f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:06, skipping insertion in model container [2021-10-24 10:55:06,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:55:06" (1/1) ... [2021-10-24 10:55:06,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:55:06,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:55:06,647 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-10-24 10:55:06,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:55:06,861 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:55:06,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:55:06,894 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-10-24 10:55:06,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:55:06,957 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:55:06,969 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c[1605,1618] [2021-10-24 10:55:07,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:55:07,053 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:55:07,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07 WrapperNode [2021-10-24 10:55:07,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:55:07,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:55:07,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:55:07,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:55:07,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:55:07,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:55:07,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:55:07,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:55:07,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:55:07,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:55:07,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:55:07,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:55:07,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (1/1) ... [2021-10-24 10:55:07,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:55:07,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:55:07,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:55:07,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:55:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:55:07,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:55:07,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:55:07,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:55:09,216 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:55:09,217 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2021-10-24 10:55:09,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:55:09 BoogieIcfgContainer [2021-10-24 10:55:09,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:55:09,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:55:09,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:55:09,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:55:09,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:55:06" (1/3) ... [2021-10-24 10:55:09,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aafd510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:55:09, skipping insertion in model container [2021-10-24 10:55:09,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:55:07" (2/3) ... [2021-10-24 10:55:09,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aafd510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:55:09, skipping insertion in model container [2021-10-24 10:55:09,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:55:09" (3/3) ... [2021-10-24 10:55:09,227 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2021-10-24 10:55:09,232 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:55:09,232 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:55:09,291 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:55:09,299 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:55:09,300 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:55:09,313 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-24 10:55:09,319 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:55:09,319 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:55:09,320 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:55:09,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:55:09,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2021-10-24 10:55:09,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:55:09,341 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227231919] [2021-10-24 10:55:09,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:55:09,343 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:55:09,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:55:09,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:55:09,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:55:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:55:09,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:55:09,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:55:09,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:09,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:55:09,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:09,769 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:55:09,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227231919] [2021-10-24 10:55:09,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227231919] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:55:09,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:55:09,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:55:09,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668724413] [2021-10-24 10:55:09,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:55:09,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:55:09,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:55:09,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:55:09,790 INFO L87 Difference]: Start difference. First operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:09,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:55:09,811 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2021-10-24 10:55:09,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:55:09,812 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-24 10:55:09,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:55:09,821 INFO L225 Difference]: With dead ends: 115 [2021-10-24 10:55:09,821 INFO L226 Difference]: Without dead ends: 57 [2021-10-24 10:55:09,824 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:55:09,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-24 10:55:09,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-24 10:55:09,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 54 states have (on average 1.462962962962963) internal successors, (79), 56 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-10-24 10:55:09,857 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2021-10-24 10:55:09,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:55:09,858 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-10-24 10:55:09,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-24 10:55:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:55:09,859 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:55:09,859 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:55:09,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:55:10,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:55:10,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:55:10,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:55:10,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2021-10-24 10:55:10,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:55:10,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064184746] [2021-10-24 10:55:10,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:55:10,093 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:55:10,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:55:10,097 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:55:10,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:55:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:55:10,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:55:10,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:55:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:10,427 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:55:10,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:10,499 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:55:10,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064184746] [2021-10-24 10:55:10,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064184746] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:55:10,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:55:10,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:55:10,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177355521] [2021-10-24 10:55:10,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:55:10,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:55:10,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:55:10,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:55:10,507 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:10,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:55:10,524 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2021-10-24 10:55:10,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:55:10,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 10:55:10,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:55:10,526 INFO L225 Difference]: With dead ends: 57 [2021-10-24 10:55:10,526 INFO L226 Difference]: Without dead ends: 29 [2021-10-24 10:55:10,528 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:55:10,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-24 10:55:10,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-24 10:55:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:10,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-24 10:55:10,546 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-24 10:55:10,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:55:10,546 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-24 10:55:10,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-24 10:55:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 10:55:10,548 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:55:10,551 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:55:10,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:55:10,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:55:10,764 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:55:10,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:55:10,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2021-10-24 10:55:10,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:55:10,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1627076139] [2021-10-24 10:55:10,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:55:10,766 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:55:10,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:55:10,772 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:55:10,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:55:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:55:11,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:55:11,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:55:11,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:11,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:55:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:11,216 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:55:11,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1627076139] [2021-10-24 10:55:11,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1627076139] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:55:11,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:55:11,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 10:55:11,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12554194] [2021-10-24 10:55:11,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:55:11,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:55:11,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:55:11,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:55:11,220 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:11,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:55:11,328 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2021-10-24 10:55:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:55:11,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-24 10:55:11,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:55:11,330 INFO L225 Difference]: With dead ends: 112 [2021-10-24 10:55:11,330 INFO L226 Difference]: Without dead ends: 90 [2021-10-24 10:55:11,331 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 61.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:55:11,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-10-24 10:55:11,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2021-10-24 10:55:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 45 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2021-10-24 10:55:11,341 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2021-10-24 10:55:11,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:55:11,342 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2021-10-24 10:55:11,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-10-24 10:55:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-24 10:55:11,343 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:55:11,343 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:55:11,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-24 10:55:11,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:55:11,559 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:55:11,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:55:11,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2021-10-24 10:55:11,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:55:11,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [387983298] [2021-10-24 10:55:11,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:55:11,566 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:55:11,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:55:11,568 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:55:11,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:55:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:55:11,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:55:11,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:55:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:11,874 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:55:11,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:55:11,937 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:55:11,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [387983298] [2021-10-24 10:55:11,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [387983298] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:55:11,938 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:55:11,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:55:11,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016450811] [2021-10-24 10:55:11,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:55:11,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:55:11,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:55:11,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:55:11,939 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:12,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:55:12,025 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2021-10-24 10:55:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:55:12,026 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-24 10:55:12,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:55:12,026 INFO L225 Difference]: With dead ends: 132 [2021-10-24 10:55:12,026 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:55:12,027 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:55:12,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:55:12,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:55:12,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:12,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:55:12,028 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-24 10:55:12,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:55:12,028 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:55:12,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:55:12,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:55:12,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:55:12,031 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:55:12,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:55:12,032 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:55:12,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-24 10:55:12,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:55:12,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:55:12,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:55:12,480 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,480 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 455) no Hoare annotation was computed. [2021-10-24 10:55:12,481 INFO L853 garLoopResultBuilder]: At program point L449-1(lines 449 455) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,481 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:55:12,481 INFO L857 garLoopResultBuilder]: For program point L681(lines 681 685) no Hoare annotation was computed. [2021-10-24 10:55:12,482 INFO L857 garLoopResultBuilder]: For program point L648(lines 648 658) no Hoare annotation was computed. [2021-10-24 10:55:12,482 INFO L857 garLoopResultBuilder]: For program point L681-1(lines 509 515) no Hoare annotation was computed. [2021-10-24 10:55:12,482 INFO L857 garLoopResultBuilder]: For program point L648-2(lines 648 658) no Hoare annotation was computed. [2021-10-24 10:55:12,483 INFO L853 garLoopResultBuilder]: At program point L516(lines 516 522) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,483 INFO L857 garLoopResultBuilder]: For program point L648-4(lines 648 658) no Hoare annotation was computed. [2021-10-24 10:55:12,485 INFO L853 garLoopResultBuilder]: At program point L516-1(lines 516 522) the Hoare annotation is: false [2021-10-24 10:55:12,489 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 522) the Hoare annotation is: false [2021-10-24 10:55:12,489 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 801) no Hoare annotation was computed. [2021-10-24 10:55:12,489 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,490 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,490 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,490 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2021-10-24 10:55:12,490 INFO L857 garLoopResultBuilder]: For program point L649-2(lines 649 655) no Hoare annotation was computed. [2021-10-24 10:55:12,491 INFO L857 garLoopResultBuilder]: For program point L649-4(lines 649 655) no Hoare annotation was computed. [2021-10-24 10:55:12,491 INFO L853 garLoopResultBuilder]: At program point L633(lines 628 635) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,491 INFO L853 garLoopResultBuilder]: At program point L485(lines 438 486) the Hoare annotation is: false [2021-10-24 10:55:12,491 INFO L857 garLoopResultBuilder]: For program point L469(lines 469 480) no Hoare annotation was computed. [2021-10-24 10:55:12,492 INFO L853 garLoopResultBuilder]: At program point L586(lines 581 589) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,492 INFO L853 garLoopResultBuilder]: At program point L586-1(lines 581 589) the Hoare annotation is: false [2021-10-24 10:55:12,492 INFO L853 garLoopResultBuilder]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2021-10-24 10:55:12,493 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:55:12,493 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 789) no Hoare annotation was computed. [2021-10-24 10:55:12,493 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 759) no Hoare annotation was computed. [2021-10-24 10:55:12,494 INFO L860 garLoopResultBuilder]: At program point L752-1(lines 752 759) the Hoare annotation is: true [2021-10-24 10:55:12,494 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,494 INFO L853 garLoopResultBuilder]: At program point L869(lines 1 880) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,494 INFO L857 garLoopResultBuilder]: For program point L440(lines 439 484) no Hoare annotation was computed. [2021-10-24 10:55:12,495 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:55:12,495 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-10-24 10:55:12,495 INFO L857 garLoopResultBuilder]: For program point L475(lines 475 479) no Hoare annotation was computed. [2021-10-24 10:55:12,495 INFO L857 garLoopResultBuilder]: For program point L475-2(lines 509 515) no Hoare annotation was computed. [2021-10-24 10:55:12,495 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 465) no Hoare annotation was computed. [2021-10-24 10:55:12,496 INFO L853 garLoopResultBuilder]: At program point L459-1(lines 459 465) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,496 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 777) no Hoare annotation was computed. [2021-10-24 10:55:12,496 INFO L857 garLoopResultBuilder]: For program point L773-3(lines 773 777) no Hoare annotation was computed. [2021-10-24 10:55:12,496 INFO L857 garLoopResultBuilder]: For program point L773-6(lines 773 777) no Hoare annotation was computed. [2021-10-24 10:55:12,496 INFO L853 garLoopResultBuilder]: At program point L509(lines 508 527) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,497 INFO L857 garLoopResultBuilder]: For program point L509-1(lines 509 515) no Hoare annotation was computed. [2021-10-24 10:55:12,497 INFO L853 garLoopResultBuilder]: At program point L509-2(lines 508 527) the Hoare annotation is: false [2021-10-24 10:55:12,497 INFO L853 garLoopResultBuilder]: At program point L509-3(lines 508 527) the Hoare annotation is: false [2021-10-24 10:55:12,497 INFO L853 garLoopResultBuilder]: At program point L725(lines 721 727) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,497 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:55:12,498 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-24 10:55:12,499 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 661) no Hoare annotation was computed. [2021-10-24 10:55:12,499 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 1 880) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,499 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 677 691) the Hoare annotation is: false [2021-10-24 10:55:12,499 INFO L857 garLoopResultBuilder]: For program point L644-2(lines 644 661) no Hoare annotation was computed. [2021-10-24 10:55:12,499 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 1 880) the Hoare annotation is: false [2021-10-24 10:55:12,500 INFO L857 garLoopResultBuilder]: For program point L644-4(lines 644 661) no Hoare annotation was computed. [2021-10-24 10:55:12,500 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 1 880) the Hoare annotation is: false [2021-10-24 10:55:12,502 INFO L853 garLoopResultBuilder]: At program point L810(lines 805 813) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,502 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2021-10-24 10:55:12,502 INFO L853 garLoopResultBuilder]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2021-10-24 10:55:12,502 INFO L857 garLoopResultBuilder]: For program point L678(line 678) no Hoare annotation was computed. [2021-10-24 10:55:12,502 INFO L860 garLoopResultBuilder]: At program point L761(lines 742 764) the Hoare annotation is: true [2021-10-24 10:55:12,503 INFO L853 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:55:12,507 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:55:12,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:55:12 BoogieIcfgContainer [2021-10-24 10:55:12,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:55:12,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:55:12,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:55:12,527 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:55:12,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:55:09" (3/4) ... [2021-10-24 10:55:12,530 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:55:12,548 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:55:12,549 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:55:12,550 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:55:12,550 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:55:12,551 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:55:12,551 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:55:12,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:55:12,585 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:55:12,626 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:55:12,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:55:12,628 INFO L168 Benchmark]: Toolchain (without parser) took 6246.38 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 39.5 MB in the beginning and 56.3 MB in the end (delta: -16.7 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,631 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:55:12,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.65 ms. Allocated memory is still 75.5 MB. Free memory was 39.3 MB in the beginning and 45.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.45 ms. Allocated memory is still 75.5 MB. Free memory was 45.8 MB in the beginning and 43.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,635 INFO L168 Benchmark]: Boogie Preprocessor took 69.45 ms. Allocated memory is still 75.5 MB. Free memory was 43.3 MB in the beginning and 41.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,636 INFO L168 Benchmark]: RCFGBuilder took 2009.36 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 41.2 MB in the beginning and 74.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,636 INFO L168 Benchmark]: TraceAbstraction took 3304.14 ms. Allocated memory is still 102.8 MB. Free memory was 74.1 MB in the beginning and 61.4 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,637 INFO L168 Benchmark]: Witness Printer took 100.22 ms. Allocated memory is still 102.8 MB. Free memory was 61.4 MB in the beginning and 56.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:55:12,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 75.5 MB. Free memory was 56.8 MB in the beginning and 56.8 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 673.65 ms. Allocated memory is still 75.5 MB. Free memory was 39.3 MB in the beginning and 45.8 MB in the end (delta: -6.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.45 ms. Allocated memory is still 75.5 MB. Free memory was 45.8 MB in the beginning and 43.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.45 ms. Allocated memory is still 75.5 MB. Free memory was 43.3 MB in the beginning and 41.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2009.36 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 41.2 MB in the beginning and 74.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3304.14 ms. Allocated memory is still 102.8 MB. Free memory was 74.1 MB in the beginning and 61.4 MB in the end (delta: 12.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * Witness Printer took 100.22 ms. Allocated memory is still 102.8 MB. Free memory was 61.4 MB in the beginning and 56.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3217.4ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 12.8ms, AutomataDifference: 272.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 234.1ms, InitialAbstractionConstructionTime: 8.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 72.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 102.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 48.2ms AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 155.6ms HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 64.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 109.6ms SsaConstructionTime, 509.8ms SatisfiabilityAnalysisTime, 747.4ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 787 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 752]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-24 10:55:12,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdfd287d-2a71-409f-b581-55ecbcf32837/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...