./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cfed73d0949579dcb398cd2d92995791596ce6cd ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cfed73d0949579dcb398cd2d92995791596ce6cd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:36:43,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:36:43,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:36:43,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:36:43,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:36:43,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:36:43,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:36:43,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:36:43,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:36:43,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:36:43,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:36:43,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:36:43,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:36:43,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:36:43,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:36:43,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:36:43,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:36:43,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:36:43,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:36:43,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:36:43,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:36:43,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:36:43,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:36:43,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:36:43,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:36:43,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:36:43,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:36:43,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:36:43,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:36:43,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:36:43,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:36:43,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:36:43,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:36:43,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:36:43,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:36:43,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:36:43,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:36:43,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:36:43,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:36:43,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:36:43,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:36:43,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:36:43,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:36:43,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:36:43,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:36:43,064 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:36:43,064 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:36:43,064 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:36:43,064 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:36:43,064 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:36:43,064 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:36:43,065 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:36:43,065 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:36:43,065 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:36:43,065 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:36:43,065 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:36:43,065 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:36:43,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:36:43,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:36:43,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:36:43,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:36:43,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:36:43,068 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan 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(__VERIFIER_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 -> cfed73d0949579dcb398cd2d92995791596ce6cd [2019-12-07 14:36:43,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:36:43,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:36:43,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:36:43,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:36:43,180 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:36:43,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-12-07 14:36:43,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/45c0a8abf/2c04cf5fd53f4fe0a341fcdc5e68e7ae/FLAG2c3502fdb [2019-12-07 14:36:43,622 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:36:43,623 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-12-07 14:36:43,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/45c0a8abf/2c04cf5fd53f4fe0a341fcdc5e68e7ae/FLAG2c3502fdb [2019-12-07 14:36:44,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/45c0a8abf/2c04cf5fd53f4fe0a341fcdc5e68e7ae [2019-12-07 14:36:44,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:36:44,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:36:44,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:36:44,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:36:44,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:36:44,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:36:44" (1/1) ... [2019-12-07 14:36:44,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7dba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:44, skipping insertion in model container [2019-12-07 14:36:44,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:36:44" (1/1) ... [2019-12-07 14:36:44,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:36:44,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:36:44,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:36:44,309 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) [2019-12-07 14:36:44,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6712c856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:44, skipping insertion in model container [2019-12-07 14:36:44,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:36:44,310 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 14:36:44,312 INFO L168 Benchmark]: Toolchain (without parser) took 288.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -144.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:36:44,312 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:36:44,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:36:44,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 144]: 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 0.1.25-f470102 [2019-12-07 14:36:45,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:36:45,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:36:45,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:36:45,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:36:45,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:36:45,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:36:45,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:36:45,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:36:45,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:36:45,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:36:45,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:36:45,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:36:45,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:36:45,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:36:45,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:36:45,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:36:45,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:36:45,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:36:45,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:36:45,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:36:45,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:36:45,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:36:45,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:36:45,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:36:45,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:36:45,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:36:45,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:36:45,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:36:45,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:36:45,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:36:45,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:36:45,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:36:45,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:36:45,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:36:45,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:36:45,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:36:45,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:36:45,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:36:45,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:36:45,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:36:45,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 14:36:45,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:36:45,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:36:45,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:36:45,469 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:36:45,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:36:45,469 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:36:45,469 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:36:45,469 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:36:45,470 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:36:45,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:36:45,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:36:45,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:36:45,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:36:45,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:36:45,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:36:45,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:36:45,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:36:45,473 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan 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(__VERIFIER_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 -> cfed73d0949579dcb398cd2d92995791596ce6cd [2019-12-07 14:36:45,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:36:45,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:36:45,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:36:45,668 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:36:45,668 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:36:45,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-12-07 14:36:45,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/f8c3cd551/6442c8d16df0498894eea5449a8a449a/FLAG0d90b58b3 [2019-12-07 14:36:46,129 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:36:46,129 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2019-12-07 14:36:46,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/f8c3cd551/6442c8d16df0498894eea5449a8a449a/FLAG0d90b58b3 [2019-12-07 14:36:46,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/data/f8c3cd551/6442c8d16df0498894eea5449a8a449a [2019-12-07 14:36:46,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:36:46,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:36:46,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:36:46,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:36:46,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:36:46,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aca9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46, skipping insertion in model container [2019-12-07 14:36:46,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:36:46,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:36:46,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:36:46,759 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 14:36:46,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:36:46,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:36:46,815 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:36:46,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:36:46,880 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:36:46,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46 WrapperNode [2019-12-07 14:36:46,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:36:46,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:36:46,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:36:46,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:36:46,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:36:46,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:36:46,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:36:46,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:36:46,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... [2019-12-07 14:36:46,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:36:46,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:36:46,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:36:46,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:36:46,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:36:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:36:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 14:36:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:36:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:36:47,554 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:36:47,555 INFO L287 CfgBuilder]: Removed 200 assume(true) statements. [2019-12-07 14:36:47,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:36:47 BoogieIcfgContainer [2019-12-07 14:36:47,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:36:47,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:36:47,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:36:47,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:36:47,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:36:46" (1/3) ... [2019-12-07 14:36:47,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208b9984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:36:47, skipping insertion in model container [2019-12-07 14:36:47,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:36:46" (2/3) ... [2019-12-07 14:36:47,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208b9984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:36:47, skipping insertion in model container [2019-12-07 14:36:47,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:36:47" (3/3) ... [2019-12-07 14:36:47,561 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2019-12-07 14:36:47,568 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:36:47,573 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 14:36:47,581 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 14:36:47,597 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:36:47,598 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:36:47,598 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:36:47,598 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:36:47,598 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:36:47,598 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:36:47,598 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:36:47,598 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:36:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-12-07 14:36:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 14:36:47,615 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:47,615 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:47,615 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:47,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:47,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1532365727, now seen corresponding path program 1 times [2019-12-07 14:36:47,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:47,628 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444536791] [2019-12-07 14:36:47,628 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:47,762 INFO L264 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:36:47,766 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:47,777 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:47,781 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444536791] [2019-12-07 14:36:47,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:47,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:36:47,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971819704] [2019-12-07 14:36:47,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:36:47,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:47,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:36:47,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:36:47,796 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-12-07 14:36:47,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:47,819 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-12-07 14:36:47,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:36:47,820 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-12-07 14:36:47,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:47,829 INFO L225 Difference]: With dead ends: 264 [2019-12-07 14:36:47,829 INFO L226 Difference]: Without dead ends: 131 [2019-12-07 14:36:47,832 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:36:47,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-12-07 14:36:47,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-12-07 14:36:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-12-07 14:36:47,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-12-07 14:36:47,865 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2019-12-07 14:36:47,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:47,865 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-12-07 14:36:47,865 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:36:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-12-07 14:36:47,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 14:36:47,866 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:47,866 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:48,067 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:36:48,067 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:48,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:48,068 INFO L82 PathProgramCache]: Analyzing trace with hash -70818645, now seen corresponding path program 1 times [2019-12-07 14:36:48,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:48,068 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1628742866] [2019-12-07 14:36:48,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:48,186 INFO L264 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:36:48,188 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:48,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:48,204 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:48,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:48,214 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1628742866] [2019-12-07 14:36:48,214 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:48,214 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:36:48,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251283495] [2019-12-07 14:36:48,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:36:48,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:48,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:36:48,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:36:48,217 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 4 states. [2019-12-07 14:36:48,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:48,235 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-12-07 14:36:48,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:36:48,236 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-07 14:36:48,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:48,237 INFO L225 Difference]: With dead ends: 131 [2019-12-07 14:36:48,237 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 14:36:48,238 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:36:48,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 14:36:48,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 14:36:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 14:36:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 14:36:48,244 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-12-07 14:36:48,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:48,245 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 14:36:48,245 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:36:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 14:36:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 14:36:48,246 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:48,246 INFO L410 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] [2019-12-07 14:36:48,447 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:36:48,448 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:48,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:48,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2019-12-07 14:36:48,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:48,451 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [299668471] [2019-12-07 14:36:48,451 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:48,603 INFO L264 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:36:48,604 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:48,611 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:48,619 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [299668471] [2019-12-07 14:36:48,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:48,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 14:36:48,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281878456] [2019-12-07 14:36:48,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:36:48,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:48,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:36:48,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:36:48,620 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 4 states. [2019-12-07 14:36:48,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:48,666 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-12-07 14:36:48,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:36:48,666 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-07 14:36:48,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:48,667 INFO L225 Difference]: With dead ends: 100 [2019-12-07 14:36:48,668 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 14:36:48,668 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:36:48,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 14:36:48,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 14:36:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 14:36:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-12-07 14:36:48,673 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-12-07 14:36:48,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:48,674 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-12-07 14:36:48,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:36:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-12-07 14:36:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 14:36:48,674 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:48,675 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:48,875 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:36:48,876 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:48,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:48,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2019-12-07 14:36:48,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:48,880 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103383587] [2019-12-07 14:36:48,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:49,046 INFO L264 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 14:36:49,048 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:49,053 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:49,056 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103383587] [2019-12-07 14:36:49,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:49,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 14:36:49,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313877620] [2019-12-07 14:36:49,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:36:49,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:49,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:36:49,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:36:49,057 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-12-07 14:36:49,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:49,109 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2019-12-07 14:36:49,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:36:49,109 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-07 14:36:49,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:49,110 INFO L225 Difference]: With dead ends: 123 [2019-12-07 14:36:49,110 INFO L226 Difference]: Without dead ends: 76 [2019-12-07 14:36:49,111 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:36:49,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-12-07 14:36:49,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2019-12-07 14:36:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-12-07 14:36:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2019-12-07 14:36:49,118 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2019-12-07 14:36:49,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:49,118 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2019-12-07 14:36:49,118 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:36:49,119 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-12-07 14:36:49,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 14:36:49,119 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:49,119 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:49,320 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:36:49,321 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:49,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:49,322 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2019-12-07 14:36:49,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:49,324 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1547198959] [2019-12-07 14:36:49,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:49,471 INFO L264 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:49,472 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:49,486 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:49,510 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1547198959] [2019-12-07 14:36:49,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:49,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 14:36:49,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351040712] [2019-12-07 14:36:49,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:36:49,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:49,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:36:49,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:36:49,511 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 8 states. [2019-12-07 14:36:49,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:49,817 INFO L93 Difference]: Finished difference Result 815 states and 1186 transitions. [2019-12-07 14:36:49,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 14:36:49,817 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 32 [2019-12-07 14:36:49,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:49,821 INFO L225 Difference]: With dead ends: 815 [2019-12-07 14:36:49,821 INFO L226 Difference]: Without dead ends: 747 [2019-12-07 14:36:49,822 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2019-12-07 14:36:49,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2019-12-07 14:36:49,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 182. [2019-12-07 14:36:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-12-07 14:36:49,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 254 transitions. [2019-12-07 14:36:49,843 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 254 transitions. Word has length 32 [2019-12-07 14:36:49,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:49,843 INFO L462 AbstractCegarLoop]: Abstraction has 182 states and 254 transitions. [2019-12-07 14:36:49,843 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:36:49,843 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 254 transitions. [2019-12-07 14:36:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 14:36:49,844 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:49,844 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:50,045 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 14:36:50,046 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:50,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:50,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2019-12-07 14:36:50,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:50,048 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824745970] [2019-12-07 14:36:50,049 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:50,176 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 14:36:50,177 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:50,185 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:50,187 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824745970] [2019-12-07 14:36:50,187 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:50,187 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 14:36:50,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925340592] [2019-12-07 14:36:50,188 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:36:50,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:50,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:36:50,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:36:50,188 INFO L87 Difference]: Start difference. First operand 182 states and 254 transitions. Second operand 4 states. [2019-12-07 14:36:50,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:50,253 INFO L93 Difference]: Finished difference Result 569 states and 802 transitions. [2019-12-07 14:36:50,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:36:50,253 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-12-07 14:36:50,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:50,255 INFO L225 Difference]: With dead ends: 569 [2019-12-07 14:36:50,255 INFO L226 Difference]: Without dead ends: 440 [2019-12-07 14:36:50,256 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:36:50,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2019-12-07 14:36:50,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 186. [2019-12-07 14:36:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2019-12-07 14:36:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 256 transitions. [2019-12-07 14:36:50,273 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 256 transitions. Word has length 33 [2019-12-07 14:36:50,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:50,273 INFO L462 AbstractCegarLoop]: Abstraction has 186 states and 256 transitions. [2019-12-07 14:36:50,273 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:36:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 256 transitions. [2019-12-07 14:36:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-07 14:36:50,274 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:50,274 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:50,474 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 14:36:50,475 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:50,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:50,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2019-12-07 14:36:50,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:50,477 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984163137] [2019-12-07 14:36:50,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:50,622 INFO L264 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:50,624 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:50,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:50,636 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:50,653 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984163137] [2019-12-07 14:36:50,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:50,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:36:50,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257791618] [2019-12-07 14:36:50,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:36:50,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:50,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:36:50,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:36:50,654 INFO L87 Difference]: Start difference. First operand 186 states and 256 transitions. Second operand 8 states. [2019-12-07 14:36:50,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:50,743 INFO L93 Difference]: Finished difference Result 700 states and 976 transitions. [2019-12-07 14:36:50,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 14:36:50,743 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2019-12-07 14:36:50,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:50,745 INFO L225 Difference]: With dead ends: 700 [2019-12-07 14:36:50,746 INFO L226 Difference]: Without dead ends: 520 [2019-12-07 14:36:50,746 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 14:36:50,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2019-12-07 14:36:50,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 195. [2019-12-07 14:36:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2019-12-07 14:36:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 263 transitions. [2019-12-07 14:36:50,763 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 263 transitions. Word has length 33 [2019-12-07 14:36:50,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:50,763 INFO L462 AbstractCegarLoop]: Abstraction has 195 states and 263 transitions. [2019-12-07 14:36:50,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:36:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 263 transitions. [2019-12-07 14:36:50,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 14:36:50,764 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:50,764 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:50,965 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 14:36:50,966 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:50,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:50,967 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2019-12-07 14:36:50,968 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:50,969 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2114048724] [2019-12-07 14:36:50,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:51,188 INFO L264 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:36:51,189 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:51,206 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:51,209 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2114048724] [2019-12-07 14:36:51,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:51,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 14:36:51,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869665068] [2019-12-07 14:36:51,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 14:36:51,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:51,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 14:36:51,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:36:51,210 INFO L87 Difference]: Start difference. First operand 195 states and 263 transitions. Second operand 6 states. [2019-12-07 14:36:51,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:51,419 INFO L93 Difference]: Finished difference Result 1232 states and 1633 transitions. [2019-12-07 14:36:51,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 14:36:51,419 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-12-07 14:36:51,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:51,424 INFO L225 Difference]: With dead ends: 1232 [2019-12-07 14:36:51,424 INFO L226 Difference]: Without dead ends: 1043 [2019-12-07 14:36:51,424 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-12-07 14:36:51,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2019-12-07 14:36:51,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 382. [2019-12-07 14:36:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2019-12-07 14:36:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 508 transitions. [2019-12-07 14:36:51,454 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 508 transitions. Word has length 36 [2019-12-07 14:36:51,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:51,455 INFO L462 AbstractCegarLoop]: Abstraction has 382 states and 508 transitions. [2019-12-07 14:36:51,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 14:36:51,455 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 508 transitions. [2019-12-07 14:36:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-07 14:36:51,455 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:51,456 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:51,656 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 14:36:51,656 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:51,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:51,657 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2019-12-07 14:36:51,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:51,657 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984011205] [2019-12-07 14:36:51,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:51,749 INFO L264 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:51,750 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:51,763 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:51,784 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984011205] [2019-12-07 14:36:51,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:51,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:36:51,784 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682121081] [2019-12-07 14:36:51,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:36:51,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:51,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:36:51,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:36:51,786 INFO L87 Difference]: Start difference. First operand 382 states and 508 transitions. Second operand 8 states. [2019-12-07 14:36:52,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:52,119 INFO L93 Difference]: Finished difference Result 1067 states and 1439 transitions. [2019-12-07 14:36:52,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 14:36:52,120 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2019-12-07 14:36:52,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:52,123 INFO L225 Difference]: With dead ends: 1067 [2019-12-07 14:36:52,123 INFO L226 Difference]: Without dead ends: 691 [2019-12-07 14:36:52,124 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2019-12-07 14:36:52,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2019-12-07 14:36:52,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 312. [2019-12-07 14:36:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2019-12-07 14:36:52,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 401 transitions. [2019-12-07 14:36:52,164 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 401 transitions. Word has length 36 [2019-12-07 14:36:52,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:52,164 INFO L462 AbstractCegarLoop]: Abstraction has 312 states and 401 transitions. [2019-12-07 14:36:52,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:36:52,164 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 401 transitions. [2019-12-07 14:36:52,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 14:36:52,165 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:52,165 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:52,365 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 14:36:52,366 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:52,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:52,366 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2019-12-07 14:36:52,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:52,367 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [132758199] [2019-12-07 14:36:52,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:52,462 INFO L264 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:52,463 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:52,478 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:52,497 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [132758199] [2019-12-07 14:36:52,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:52,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:36:52,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262980745] [2019-12-07 14:36:52,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:36:52,498 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:52,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:36:52,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:36:52,498 INFO L87 Difference]: Start difference. First operand 312 states and 401 transitions. Second operand 8 states. [2019-12-07 14:36:52,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:52,773 INFO L93 Difference]: Finished difference Result 983 states and 1253 transitions. [2019-12-07 14:36:52,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 14:36:52,773 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2019-12-07 14:36:52,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:52,776 INFO L225 Difference]: With dead ends: 983 [2019-12-07 14:36:52,777 INFO L226 Difference]: Without dead ends: 677 [2019-12-07 14:36:52,777 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-12-07 14:36:52,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2019-12-07 14:36:52,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 292. [2019-12-07 14:36:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2019-12-07 14:36:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 367 transitions. [2019-12-07 14:36:52,813 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 367 transitions. Word has length 37 [2019-12-07 14:36:52,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:52,813 INFO L462 AbstractCegarLoop]: Abstraction has 292 states and 367 transitions. [2019-12-07 14:36:52,813 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:36:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 367 transitions. [2019-12-07 14:36:52,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:36:52,814 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:52,815 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:53,015 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2019-12-07 14:36:53,016 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:53,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:53,017 INFO L82 PathProgramCache]: Analyzing trace with hash -999786733, now seen corresponding path program 1 times [2019-12-07 14:36:53,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:53,018 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1112958971] [2019-12-07 14:36:53,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:53,174 INFO L264 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 14:36:53,176 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 14:36:53,185 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 14:36:53,205 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1112958971] [2019-12-07 14:36:53,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:53,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-12-07 14:36:53,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243550695] [2019-12-07 14:36:53,206 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 14:36:53,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:53,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 14:36:53,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:36:53,206 INFO L87 Difference]: Start difference. First operand 292 states and 367 transitions. Second operand 6 states. [2019-12-07 14:36:53,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:53,496 INFO L93 Difference]: Finished difference Result 1010 states and 1302 transitions. [2019-12-07 14:36:53,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 14:36:53,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-12-07 14:36:53,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:53,500 INFO L225 Difference]: With dead ends: 1010 [2019-12-07 14:36:53,500 INFO L226 Difference]: Without dead ends: 820 [2019-12-07 14:36:53,501 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 14:36:53,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2019-12-07 14:36:53,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 679. [2019-12-07 14:36:53,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 679 states. [2019-12-07 14:36:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 851 transitions. [2019-12-07 14:36:53,558 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 851 transitions. Word has length 54 [2019-12-07 14:36:53,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:53,558 INFO L462 AbstractCegarLoop]: Abstraction has 679 states and 851 transitions. [2019-12-07 14:36:53,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 14:36:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 851 transitions. [2019-12-07 14:36:53,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:36:53,558 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:53,559 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:53,759 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2019-12-07 14:36:53,760 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:53,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:53,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2019-12-07 14:36:53,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:53,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375916084] [2019-12-07 14:36:53,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:53,893 INFO L264 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:53,895 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:53,909 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:53,913 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375916084] [2019-12-07 14:36:53,913 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:53,913 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 14:36:53,913 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138367826] [2019-12-07 14:36:53,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:36:53,914 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:53,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:36:53,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:36:53,914 INFO L87 Difference]: Start difference. First operand 679 states and 851 transitions. Second operand 5 states. [2019-12-07 14:36:54,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:54,092 INFO L93 Difference]: Finished difference Result 1735 states and 2168 transitions. [2019-12-07 14:36:54,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 14:36:54,092 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-12-07 14:36:54,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:54,096 INFO L225 Difference]: With dead ends: 1735 [2019-12-07 14:36:54,096 INFO L226 Difference]: Without dead ends: 1062 [2019-12-07 14:36:54,097 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:36:54,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1062 states. [2019-12-07 14:36:54,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1062 to 679. [2019-12-07 14:36:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 679 states. [2019-12-07 14:36:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 836 transitions. [2019-12-07 14:36:54,156 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 836 transitions. Word has length 54 [2019-12-07 14:36:54,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:54,156 INFO L462 AbstractCegarLoop]: Abstraction has 679 states and 836 transitions. [2019-12-07 14:36:54,156 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:36:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 836 transitions. [2019-12-07 14:36:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 14:36:54,157 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:54,157 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:54,357 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 mathsat -unsat_core_generation=3 [2019-12-07 14:36:54,358 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:54,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:54,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1094031012, now seen corresponding path program 1 times [2019-12-07 14:36:54,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:54,358 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2008964553] [2019-12-07 14:36:54,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:54,454 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 14:36:54,455 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:54,474 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:36:54,483 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2008964553] [2019-12-07 14:36:54,483 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:54,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 14:36:54,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840876802] [2019-12-07 14:36:54,484 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 14:36:54,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:54,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 14:36:54,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:36:54,484 INFO L87 Difference]: Start difference. First operand 679 states and 836 transitions. Second operand 6 states. [2019-12-07 14:36:54,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:54,932 INFO L93 Difference]: Finished difference Result 2581 states and 3169 transitions. [2019-12-07 14:36:54,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-07 14:36:54,933 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-12-07 14:36:54,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:54,939 INFO L225 Difference]: With dead ends: 2581 [2019-12-07 14:36:54,939 INFO L226 Difference]: Without dead ends: 2000 [2019-12-07 14:36:54,940 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 104 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2019-12-07 14:36:54,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2000 states. [2019-12-07 14:36:55,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2000 to 867. [2019-12-07 14:36:55,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2019-12-07 14:36:55,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1060 transitions. [2019-12-07 14:36:55,022 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1060 transitions. Word has length 56 [2019-12-07 14:36:55,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:55,022 INFO L462 AbstractCegarLoop]: Abstraction has 867 states and 1060 transitions. [2019-12-07 14:36:55,022 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 14:36:55,022 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1060 transitions. [2019-12-07 14:36:55,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 14:36:55,023 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:55,023 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:55,223 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2019-12-07 14:36:55,225 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:55,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:55,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1367178081, now seen corresponding path program 1 times [2019-12-07 14:36:55,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:55,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958321865] [2019-12-07 14:36:55,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:55,325 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:36:55,326 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 14:36:55,347 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 14:36:55,377 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958321865] [2019-12-07 14:36:55,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:55,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 14:36:55,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061542495] [2019-12-07 14:36:55,378 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 14:36:55,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:55,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 14:36:55,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 14:36:55,378 INFO L87 Difference]: Start difference. First operand 867 states and 1060 transitions. Second operand 10 states. [2019-12-07 14:36:55,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:55,831 INFO L93 Difference]: Finished difference Result 3075 states and 3770 transitions. [2019-12-07 14:36:55,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 14:36:55,831 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2019-12-07 14:36:55,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:55,838 INFO L225 Difference]: With dead ends: 3075 [2019-12-07 14:36:55,838 INFO L226 Difference]: Without dead ends: 2286 [2019-12-07 14:36:55,839 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2019-12-07 14:36:55,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2019-12-07 14:36:55,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 833. [2019-12-07 14:36:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2019-12-07 14:36:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1013 transitions. [2019-12-07 14:36:55,924 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1013 transitions. Word has length 56 [2019-12-07 14:36:55,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:55,924 INFO L462 AbstractCegarLoop]: Abstraction has 833 states and 1013 transitions. [2019-12-07 14:36:55,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 14:36:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1013 transitions. [2019-12-07 14:36:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 14:36:55,925 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:55,925 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:56,126 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 mathsat -unsat_core_generation=3 [2019-12-07 14:36:56,126 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:56,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:56,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1267709430, now seen corresponding path program 1 times [2019-12-07 14:36:56,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:56,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316485341] [2019-12-07 14:36:56,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:56,281 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 14:36:56,282 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 14:36:56,293 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 14:36:56,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316485341] [2019-12-07 14:36:56,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:56,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 14:36:56,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771014677] [2019-12-07 14:36:56,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:36:56,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:56,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:36:56,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:36:56,297 INFO L87 Difference]: Start difference. First operand 833 states and 1013 transitions. Second operand 5 states. [2019-12-07 14:36:56,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:56,430 INFO L93 Difference]: Finished difference Result 1875 states and 2293 transitions. [2019-12-07 14:36:56,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:36:56,431 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-12-07 14:36:56,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:56,435 INFO L225 Difference]: With dead ends: 1875 [2019-12-07 14:36:56,436 INFO L226 Difference]: Without dead ends: 1048 [2019-12-07 14:36:56,437 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 14:36:56,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2019-12-07 14:36:56,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 833. [2019-12-07 14:36:56,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2019-12-07 14:36:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1005 transitions. [2019-12-07 14:36:56,543 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1005 transitions. Word has length 56 [2019-12-07 14:36:56,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:56,543 INFO L462 AbstractCegarLoop]: Abstraction has 833 states and 1005 transitions. [2019-12-07 14:36:56,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:36:56,544 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1005 transitions. [2019-12-07 14:36:56,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-07 14:36:56,544 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:56,544 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:56,745 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 mathsat -unsat_core_generation=3 [2019-12-07 14:36:56,745 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:56,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:56,745 INFO L82 PathProgramCache]: Analyzing trace with hash 873342644, now seen corresponding path program 1 times [2019-12-07 14:36:56,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:56,745 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2104820887] [2019-12-07 14:36:56,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:56,843 INFO L264 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 14:36:56,844 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:56,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 14:36:56,852 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 14:36:56,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2104820887] [2019-12-07 14:36:56,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:56,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 14:36:56,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111884116] [2019-12-07 14:36:56,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 14:36:56,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:56,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 14:36:56,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:36:56,862 INFO L87 Difference]: Start difference. First operand 833 states and 1005 transitions. Second operand 6 states. [2019-12-07 14:36:56,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:56,965 INFO L93 Difference]: Finished difference Result 1785 states and 2179 transitions. [2019-12-07 14:36:56,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:36:56,966 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2019-12-07 14:36:56,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:56,969 INFO L225 Difference]: With dead ends: 1785 [2019-12-07 14:36:56,969 INFO L226 Difference]: Without dead ends: 958 [2019-12-07 14:36:56,970 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 14:36:56,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2019-12-07 14:36:57,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 705. [2019-12-07 14:36:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2019-12-07 14:36:57,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 855 transitions. [2019-12-07 14:36:57,041 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 855 transitions. Word has length 56 [2019-12-07 14:36:57,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:57,041 INFO L462 AbstractCegarLoop]: Abstraction has 705 states and 855 transitions. [2019-12-07 14:36:57,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 14:36:57,041 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 855 transitions. [2019-12-07 14:36:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-07 14:36:57,042 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:36:57,042 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:36:57,242 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 mathsat -unsat_core_generation=3 [2019-12-07 14:36:57,243 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:36:57,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:36:57,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1703295151, now seen corresponding path program 1 times [2019-12-07 14:36:57,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:36:57,245 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2038587075] [2019-12-07 14:36:57,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2019-12-07 14:36:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:36:57,381 INFO L264 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 14:36:57,382 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:36:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 14:36:57,398 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:36:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 14:36:57,403 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2038587075] [2019-12-07 14:36:57,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:36:57,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 14:36:57,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684156386] [2019-12-07 14:36:57,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 14:36:57,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:36:57,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 14:36:57,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:36:57,404 INFO L87 Difference]: Start difference. First operand 705 states and 855 transitions. Second operand 6 states. [2019-12-07 14:36:57,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:36:57,586 INFO L93 Difference]: Finished difference Result 1672 states and 2031 transitions. [2019-12-07 14:36:57,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 14:36:57,586 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-12-07 14:36:57,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:36:57,587 INFO L225 Difference]: With dead ends: 1672 [2019-12-07 14:36:57,587 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:36:57,588 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-12-07 14:36:57,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:36:57,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:36:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:36:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:36:57,589 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-12-07 14:36:57,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:36:57,589 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:36:57,589 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 14:36:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:36:57,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:36:57,789 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3 [2019-12-07 14:36:57,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:36:58,046 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 114 [2019-12-07 14:36:58,153 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 127 [2019-12-07 14:36:58,455 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 227 [2019-12-07 14:36:58,822 WARN L192 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 266 [2019-12-07 14:36:58,929 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 149 [2019-12-07 14:36:59,038 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 160 [2019-12-07 14:37:02,119 WARN L192 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 675 DAG size of output: 595 [2019-12-07 14:37:02,692 WARN L192 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 303 [2019-12-07 14:37:05,664 WARN L192 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 675 DAG size of output: 595 [2019-12-07 14:37:06,947 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 495 DAG size of output: 412 [2019-12-07 14:37:07,762 WARN L192 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 370 [2019-12-07 14:37:08,405 WARN L192 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 334 [2019-12-07 14:37:11,226 WARN L192 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 671 DAG size of output: 586 [2019-12-07 14:37:11,632 WARN L192 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 43 [2019-12-07 14:37:12,442 WARN L192 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 50 [2019-12-07 14:37:13,887 WARN L192 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 223 DAG size of output: 49 [2019-12-07 14:37:15,770 WARN L192 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 241 DAG size of output: 59 [2019-12-07 14:37:16,603 WARN L192 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 26 [2019-12-07 14:37:17,372 WARN L192 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 30 [2019-12-07 14:37:17,942 WARN L192 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 57 [2019-12-07 14:37:34,001 WARN L192 SmtUtils]: Spent 16.05 s on a formula simplification. DAG size of input: 574 DAG size of output: 44 [2019-12-07 14:37:37,865 WARN L192 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 284 DAG size of output: 36 [2019-12-07 14:37:54,150 WARN L192 SmtUtils]: Spent 16.28 s on a formula simplification. DAG size of input: 574 DAG size of output: 44 [2019-12-07 14:38:01,477 WARN L192 SmtUtils]: Spent 7.32 s on a formula simplification. DAG size of input: 410 DAG size of output: 55 [2019-12-07 14:38:05,142 WARN L192 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 351 DAG size of output: 58 [2019-12-07 14:38:10,033 WARN L192 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 325 DAG size of output: 51 [2019-12-07 14:38:26,108 WARN L192 SmtUtils]: Spent 16.07 s on a formula simplification. DAG size of input: 566 DAG size of output: 44 [2019-12-07 14:38:26,233 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-12-07 14:38:26,239 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,239 INFO L246 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2019-12-07 14:38:26,239 INFO L246 CegarLoopResult]: For program point L498-1(lines 690 696) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L242 CegarLoopResult]: At program point L697(lines 697 703) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse9 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse10 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse11 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 (_ bv2 32)) .cse4 .cse6 .cse8) (and .cse1 .cse2 .cse3 .cse9 .cse10 .cse7 .cse6 .cse11) (and .cse12 .cse3 .cse9 .cse5 .cse6) (and .cse12 .cse9 .cse3 .cse10 .cse6 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse8) (and .cse12 .cse3 .cse4 .cse5 .cse6))) [2019-12-07 14:38:26,240 INFO L242 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: false [2019-12-07 14:38:26,240 INFO L242 CegarLoopResult]: At program point L697-2(lines 697 703) the Hoare annotation is: false [2019-12-07 14:38:26,240 INFO L242 CegarLoopResult]: At program point L103(lines 1 960) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L897(lines 896 943) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L249 CegarLoopResult]: At program point L569-1(lines 569 576) the Hoare annotation is: true [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L867(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L867-2(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L867-3(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L867-5(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L669(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,240 INFO L246 CegarLoopResult]: For program point L867-6(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L669-2(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-8(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L669-3(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-9(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L669-4(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-11(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L669-5(lines 669 675) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-12(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-14(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-15(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L867-17(lines 867 871) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L242 CegarLoopResult]: At program point L934-2(lines 690 696) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (not (bvslt ~waterLevel~0 (_ bv2 32)))) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse8) (and .cse6 .cse0 .cse1 .cse2 .cse9 .cse4 .cse7 .cse8) (and .cse10 .cse3 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse9 .cse4 .cse5) (and .cse10 .cse2 .cse9 .cse4))) [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point L604(lines 604 608) no Hoare annotation was computed. [2019-12-07 14:38:26,241 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L111(lines 106 114) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674(lines 665 678) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674-1(lines 665 678) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse6 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse7 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (not (bvslt ~waterLevel~0 (_ bv2 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (and .cse7 .cse1 .cse2 .cse6 .cse5 .cse8) (and .cse7 .cse1 .cse2 .cse3 .cse5 .cse8))) [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674-2(lines 665 678) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674-3(lines 665 678) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674-4(lines 665 678) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L674-5(lines 665 678) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L246 CegarLoopResult]: For program point L906(lines 906 912) no Hoare annotation was computed. [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L906-1(lines 906 912) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse4 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse8 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse6 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 .cse6 .cse3) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2 .cse3) (and .cse7 .cse8 .cse9 .cse1 .cse2 .cse3 .cse10 .cse11 .cse12) (and .cse7 .cse8 .cse9 .cse1 .cse2 .cse3 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse11 .cse12) (and .cse4 .cse8 .cse9 .cse5 .cse1 .cse6 .cse3 .cse10 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse11))) [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L873(lines 858 876) the Hoare annotation is: false [2019-12-07 14:38:26,242 INFO L242 CegarLoopResult]: At program point L873-1(lines 858 876) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse6 (not (bvslt ~waterLevel~0 (_ bv2 32)))) (.cse7 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse12 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse4 .cse9 .cse6 .cse10 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse9 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse3 .cse2 .cse4 .cse6 .cse10 .cse5 .cse7) (and .cse11 .cse12 .cse1 .cse2 .cse3 .cse13 .cse14 .cse10 .cse5) (and .cse11 .cse12 .cse1 .cse2 .cse13 .cse14 .cse9 .cse10 .cse5))) [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L873-2(lines 858 876) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L873-3(lines 858 876) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L873-4(lines 858 876) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L873-5(lines 858 876) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809(lines 802 812) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))))) [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-1(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-2(lines 802 812) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= (bvadd ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse7 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse14 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse15 (not (bvslt ~waterLevel~0 (_ bv2 32)))) (.cse9 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (.cse16 (not (= (_ bv0 32) ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse2 .cse4 .cse13 .cse14 .cse8 .cse15 .cse16 .cse17) (and .cse12 .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse13 .cse8 .cse10 .cse11 .cse17) (and .cse2 .cse4 .cse3 .cse7 .cse14 .cse8 .cse15 .cse9 .cse16))) [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-3(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-4(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-5(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-6(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L809-7(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,243 INFO L249 CegarLoopResult]: At program point L578(lines 559 581) the Hoare annotation is: true [2019-12-07 14:38:26,243 INFO L242 CegarLoopResult]: At program point L545(lines 541 547) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 14:38:26,244 INFO L242 CegarLoopResult]: At program point L809-8(lines 802 812) the Hoare annotation is: false [2019-12-07 14:38:26,244 INFO L242 CegarLoopResult]: At program point L944(lines 895 945) the Hoare annotation is: false [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L53-2(lines 53 73) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L53-4(lines 53 73) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L748(lines 748 765) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L748-1(lines 748 765) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L748-2(lines 748 765) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L242 CegarLoopResult]: At program point L916-1(lines 916 922) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (not (bvslt ~waterLevel~0 (_ bv2 32)))) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse8) (and .cse6 .cse0 .cse1 .cse2 .cse9 .cse4 .cse7 .cse8) (and .cse10 .cse3 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse9 .cse4 .cse5) (and .cse10 .cse2 .cse9 .cse4))) [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784-2(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784-4(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784-6(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784-8(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,244 INFO L246 CegarLoopResult]: For program point L784-10(lines 784 790) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L818(lines 813 821) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse8 .cse9))) [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L818-1(lines 813 821) the Hoare annotation is: false [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L818-2(lines 813 821) the Hoare annotation is: false [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L752-1(lines 752 760) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L59-1(lines 1 960) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (.cse10 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse11 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse12 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse1 .cse2 .cse3 .cse7 .cse8 .cse9) (and .cse10 .cse5 .cse6 .cse11 .cse1 .cse12 .cse3 .cse7 .cse13) (and .cse4 .cse5 .cse6 .cse1 .cse2 .cse3 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse8 .cse9) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse3 .cse13) (and .cse10 .cse0 .cse1 .cse11 .cse12 .cse14 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse14 .cse3 .cse8))) [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L59-2(lines 59 72) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L59-3(lines 1 960) the Hoare annotation is: false [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L59-4(lines 59 72) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L242 CegarLoopResult]: At program point L59-5(lines 1 960) the Hoare annotation is: false [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L722(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,245 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L722-3(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L722-4(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L722-5(lines 722 739) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L242 CegarLoopResult]: At program point L690(lines 689 708) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (not (bvslt (bvadd ~waterLevel~0 (_ bv1 32)) (_ bv2 32)))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse7 .cse8 .cse4 .cse9) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse4 .cse8 .cse9) (and .cse10 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse5) (and .cse10 .cse3 .cse7 .cse4))) [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L690-1(lines 690 696) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L242 CegarLoopResult]: At program point L690-2(lines 689 708) the Hoare annotation is: false [2019-12-07 14:38:26,246 INFO L242 CegarLoopResult]: At program point L690-3(lines 689 708) the Hoare annotation is: false [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L63-4(lines 63 69) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L242 CegarLoopResult]: At program point L494-2(lines 494 508) the Hoare annotation is: false [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L957(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,246 INFO L246 CegarLoopResult]: For program point L957-1(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L957-2(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726-1(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726-2(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726-3(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726-4(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L726-5(lines 726 734) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L242 CegarLoopResult]: At program point L661(lines 656 664) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32)) .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse6 .cse7) (and .cse0 (= (_ bv0 32) ~pumpRunning~0) .cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse5 .cse6))) [2019-12-07 14:38:26,247 INFO L242 CegarLoopResult]: At program point L661-1(lines 656 664) the Hoare annotation is: false [2019-12-07 14:38:26,247 INFO L242 CegarLoopResult]: At program point L661-2(lines 656 664) the Hoare annotation is: false [2019-12-07 14:38:26,247 INFO L246 CegarLoopResult]: For program point L926(lines 926 939) no Hoare annotation was computed. [2019-12-07 14:38:26,247 INFO L242 CegarLoopResult]: At program point L629(lines 624 632) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse2 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32)) .cse3))) [2019-12-07 14:38:26,247 INFO L242 CegarLoopResult]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-2(lines 624 632) the Hoare annotation is: (let ((.cse1 (= (bvadd ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse8 (= (_ bv0 32) (bvadd |ULTIMATE.start_isHighWaterLevel_#res| (_ bv4294967295 32)))) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse10 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse11 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse13 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (not (bvslt ~waterLevel~0 (_ bv2 32)))) (.cse14 (not (= (_ bv0 32) ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~waterLevel~0 (_ bv2 32)) .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse2 .cse3 .cse10 .cse4 .cse5 .cse11 .cse7 .cse12 .cse8 .cse9) (and .cse0 .cse3 .cse4 .cse6 .cse12 .cse13 .cse7 .cse14) (and .cse3 .cse4 .cse10 .cse11 .cse13 .cse7 .cse12 .cse14))) [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-3(lines 624 632) the Hoare annotation is: (let ((.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= (bvadd |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv4294967295 32)) (_ bv0 32))) (.cse12 (= (_ bv0 32) (bvadd |ULTIMATE.start_isMethaneAlarm_#res| (_ bv4294967295 32)))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse1 .cse9 .cse5 .cse10 .cse11) (and .cse6 .cse7 .cse8 .cse1 .cse9 (not (bvslt ~waterLevel~0 (_ bv2 32))) .cse5 .cse11) (and .cse7 .cse8 .cse2 .cse1 .cse3 .cse5 .cse10 .cse12) (and .cse0 .cse2 .cse1 .cse3 .cse5 .cse12) (and .cse6 .cse0 .cse1 .cse9 .cse4 .cse5))) [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-4(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-5(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-6(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-7(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-8(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-9(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-10(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,248 INFO L242 CegarLoopResult]: At program point L629-11(lines 624 632) the Hoare annotation is: false [2019-12-07 14:38:26,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:38:26 BoogieIcfgContainer [2019-12-07 14:38:26,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:38:26,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:38:26,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:38:26,285 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:38:26,285 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:36:47" (3/4) ... [2019-12-07 14:38:26,287 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:38:26,301 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 14:38:26,301 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 14:38:26,302 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 14:38:26,303 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 14:38:26,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 14:38:26,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:38:26,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:38:26,325 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) [2019-12-07 14:38:26,325 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) [2019-12-07 14:38:26,325 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,326 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,326 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(~bvadd64(waterLevel, 1bv32), 2bv32)) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(~bvadd64(waterLevel, 1bv32), 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,326 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) && \result == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && tmp == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,327 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,327 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) [2019-12-07 14:38:26,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32))) || (((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) [2019-12-07 14:38:26,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) [2019-12-07 14:38:26,329 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32)) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) [2019-12-07 14:38:26,329 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp___0) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32) || ((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp___0) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32) [2019-12-07 14:38:26,330 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32)) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !(0bv32 == tmp))) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == tmp)) [2019-12-07 14:38:26,331 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || ((((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == tmp)) && \result == 0bv32)) || (((((((((((\result == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && !(0bv32 == tmp)) [2019-12-07 14:38:26,374 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_40eae2f8-64d1-456b-a554-c1462ae39a26/bin/utaipan/witness.graphml [2019-12-07 14:38:26,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:38:26,375 INFO L168 Benchmark]: Toolchain (without parser) took 99888.58 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 564.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -106.5 MB). Peak memory consumption was 458.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,375 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:38:26,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,376 INFO L168 Benchmark]: Boogie Preprocessor took 36.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:38:26,376 INFO L168 Benchmark]: RCFGBuilder took 590.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,376 INFO L168 Benchmark]: TraceAbstraction took 98727.89 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 441.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -62.4 MB). Peak memory consumption was 990.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,376 INFO L168 Benchmark]: Witness Printer took 89.48 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:38:26,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 393.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 590.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 98727.89 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 441.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -62.4 MB). Peak memory consumption was 990.6 MB. Max. memory is 11.5 GB. * Witness Printer took 89.48 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 957]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((((((((\result == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32)) || (((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !(0bv32 == tmp))) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == tmp)) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: ((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) || ((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (((((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || ((((((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == tmp)) && \result == 0bv32)) || (((((((((((\result == 0bv32 && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && !(0bv32 == tmp)) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32))) || (((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && tmp == 0bv32) && \result == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && tmp == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || (((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && \result == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32)) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32)) || ((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || (((((\result == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((((((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((0bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && 0bv32 == ~bvadd64(\result, 4294967295bv32)) && tmp == 0bv32)) || (((((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && !~bvslt32(waterLevel, 2bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(\result, 4294967295bv32))) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32)) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && splverifierCounter == 0bv32) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: (((((((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && tmp == 0bv32) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && !~bvslt32(~bvadd64(waterLevel, 1bv32), 2bv32)) && splverifierCounter == 0bv32) && \result == 0bv32)) || (((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && !~bvslt32(~bvadd64(waterLevel, 1bv32), 2bv32)) && \result == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32)) || (((((1bv32 == pumpRunning && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && methaneLevelCritical == 0bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: ((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp___0) && splverifierCounter == 0bv32) && !~bvslt32(waterLevel, 2bv32)) && tmp == 0bv32) && \result == 0bv32) || ((((((((((\result == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp___0) && splverifierCounter == 0bv32) && tmp == 0bv32) && tmp == 0bv32) && \result == 0bv32) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 10.1s, OverallIterations: 17, TraceHistogramMax: 2, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 88.4s, HoareTripleCheckerStatistics: 2112 SDtfs, 4186 SDslu, 5563 SDs, 0 SdLazy, 854 SolverSat, 143 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1404 GetRequests, 1280 SyntacticMatches, 2 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=867occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 17 MinimizatonAttempts, 6149 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 450 NumberOfFragments, 2179 HoareAnnotationTreeSize, 58 FomulaSimplifications, 1148142378 FormulaSimplificationTreeSizeReduction, 13.4s HoareSimplificationTime, 58 FomulaSimplificationsInter, 199003708 FormulaSimplificationTreeSizeReductionInter, 74.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 684 NumberOfCodeBlocks, 684 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1334 ConstructedInterpolants, 0 QuantifiedInterpolants, 123199 SizeOfPredicates, 49 NumberOfNonLiveVariables, 3617 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 PerfectInterpolantSequences, 218/218 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...