./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:35:41,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:35:41,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:35:41,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:35:41,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:35:41,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:35:41,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:35:41,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:35:41,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:35:41,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:35:41,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:35:41,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:35:41,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:35:41,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:35:41,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:35:41,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:35:41,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:35:41,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:35:41,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:35:41,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:35:41,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:35:41,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:35:42,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:35:42,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:35:42,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:35:42,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:35:42,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:35:42,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:35:42,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:35:42,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:35:42,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:35:42,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:35:42,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:35:42,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:35:42,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:35:42,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:35:42,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:35:42,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:35:42,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:35:42,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:35:42,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:35:42,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:35:42,102 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:35:42,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:35:42,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:35:42,106 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:35:42,106 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:35:42,107 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:35:42,107 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:35:42,107 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:35:42,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:35:42,116 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:35:42,118 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:35:42,118 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:35:42,118 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:35:42,119 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:35:42,119 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:35:42,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:35:42,120 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:35:42,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:35:42,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:35:42,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:35:42,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:35:42,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:35:42,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:35:42,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:35:42,123 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:35:42,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:35:42,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:35:42,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:35:42,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:35:42,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:35:42,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:35:42,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:35:42,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:35:42,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:35:42,127 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:35:42,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:35:42,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:35:42,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:35:42,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:35:42,128 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f [2021-10-29 05:35:42,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:35:42,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:35:42,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:35:42,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:35:42,578 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:35:42,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-29 05:35:42,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/ce347c84c/febbd8f040b540afb5f307d814e3f425/FLAG9132a3a92 [2021-10-29 05:35:43,434 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:35:43,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-29 05:35:43,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/ce347c84c/febbd8f040b540afb5f307d814e3f425/FLAG9132a3a92 [2021-10-29 05:35:43,658 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/ce347c84c/febbd8f040b540afb5f307d814e3f425 [2021-10-29 05:35:43,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:35:43,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:35:43,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:35:43,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:35:43,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:35:43,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:35:43" (1/1) ... [2021-10-29 05:35:43,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e434b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:43, skipping insertion in model container [2021-10-29 05:35:43,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:35:43" (1/1) ... [2021-10-29 05:35:43,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:35:43,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:35:44,032 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-10-29 05:35:44,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:35:44,247 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:35:44,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f71b2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:44, skipping insertion in model container [2021-10-29 05:35:44,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:35:44,248 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:35:44,251 INFO L168 Benchmark]: Toolchain (without parser) took 585.23 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 49.6 MB in the beginning and 100.6 MB in the end (delta: -51.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:35:44,252 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:35:44,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.24 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 49.4 MB in the beginning and 101.0 MB in the end (delta: -51.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:35:44,256 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 66.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 578.24 ms. Allocated memory was 88.1 MB in the beginning and 130.0 MB in the end (delta: 41.9 MB). Free memory was 49.4 MB in the beginning and 101.0 MB in the end (delta: -51.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 578]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:35:47,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:35:47,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:35:47,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:35:47,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:35:47,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:35:47,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:35:47,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:35:47,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:35:47,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:35:47,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:35:47,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:35:47,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:35:47,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:35:47,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:35:47,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:35:47,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:35:47,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:35:47,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:35:47,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:35:47,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:35:47,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:35:47,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:35:47,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:35:47,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:35:47,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:35:47,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:35:47,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:35:47,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:35:47,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:35:47,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:35:47,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:35:47,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:35:47,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:35:47,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:35:47,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:35:47,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:35:47,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:35:47,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:35:47,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:35:47,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:35:47,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:35:47,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:35:47,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:35:47,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:35:47,534 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:35:47,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:35:47,534 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:35:47,535 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:35:47,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:35:47,535 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:35:47,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:35:47,538 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:35:47,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:35:47,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:35:47,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:35:47,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:35:47,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:35:47,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:35:47,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:35:47,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:35:47,541 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:35:47,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:35:47,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:35:47,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:35:47,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:35:47,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:35:47,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:35:47,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:35:47,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:35:47,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:35:47,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:35:47,544 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:35:47,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:35:47,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:35:47,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:35:47,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:35:47,546 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f [2021-10-29 05:35:48,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:35:48,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:35:48,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:35:48,111 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:35:48,115 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:35:48,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-29 05:35:48,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/1a8d7e723/5bb13773d75b42569ef73fdc79e261f8/FLAGa280072d4 [2021-10-29 05:35:48,887 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:35:48,887 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-29 05:35:48,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/1a8d7e723/5bb13773d75b42569ef73fdc79e261f8/FLAGa280072d4 [2021-10-29 05:35:49,190 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/data/1a8d7e723/5bb13773d75b42569ef73fdc79e261f8 [2021-10-29 05:35:49,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:35:49,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:35:49,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:35:49,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:35:49,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:35:49,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:35:49" (1/1) ... [2021-10-29 05:35:49,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e6186f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:49, skipping insertion in model container [2021-10-29 05:35:49,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:35:49" (1/1) ... [2021-10-29 05:35:49,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:35:49,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:35:49,570 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-10-29 05:35:49,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:35:49,868 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:35:49,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:35:49,886 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-10-29 05:35:49,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:35:49,984 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:35:50,001 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2021-10-29 05:35:50,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:35:50,129 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:35:50,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50 WrapperNode [2021-10-29 05:35:50,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:35:50,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:35:50,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:35:50,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:35:50,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:35:50,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:35:50,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:35:50,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:35:50,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:35:50,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:35:50,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:35:50,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:35:50,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (1/1) ... [2021-10-29 05:35:50,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:35:50,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:35:50,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:35:50,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:35:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:35:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:35:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:35:50,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:35:53,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:35:53,998 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-29 05:35:54,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:35:54 BoogieIcfgContainer [2021-10-29 05:35:54,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:35:54,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:35:54,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:35:54,008 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:35:54,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:35:49" (1/3) ... [2021-10-29 05:35:54,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b1ac0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:35:54, skipping insertion in model container [2021-10-29 05:35:54,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:35:50" (2/3) ... [2021-10-29 05:35:54,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b1ac0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:35:54, skipping insertion in model container [2021-10-29 05:35:54,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:35:54" (3/3) ... [2021-10-29 05:35:54,012 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62.cil.c [2021-10-29 05:35:54,027 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:35:54,028 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:35:54,110 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:35:54,121 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:35:54,122 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:35:54,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:54,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 05:35:54,158 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:54,159 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:35:54,160 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:54,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:54,167 INFO L85 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-29 05:35:54,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:54,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709469708] [2021-10-29 05:35:54,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:54,187 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:54,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:54,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:54,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:35:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:54,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:35:54,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:54,723 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:54,801 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:54,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709469708] [2021-10-29 05:35:54,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1709469708] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:54,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:54,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:35:54,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330771354] [2021-10-29 05:35:54,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:35:54,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:54,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:35:54,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:35:54,845 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:54,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:54,904 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-29 05:35:54,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:35:54,905 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-29 05:35:54,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:54,921 INFO L225 Difference]: With dead ends: 444 [2021-10-29 05:35:54,921 INFO L226 Difference]: Without dead ends: 221 [2021-10-29 05:35:54,926 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:35:54,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-29 05:35:54,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-29 05:35:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-29 05:35:54,992 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-29 05:35:54,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:54,993 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-29 05:35:54,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:54,993 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-29 05:35:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 05:35:55,009 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:55,009 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:35:55,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:55,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:55,210 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:55,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:55,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-29 05:35:55,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:55,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1124766262] [2021-10-29 05:35:55,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:55,213 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:55,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:55,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:55,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:35:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:55,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:35:55,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:55,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:55,636 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:55,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1124766262] [2021-10-29 05:35:55,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1124766262] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:55,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:55,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:35:55,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729883272] [2021-10-29 05:35:55,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:35:55,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:55,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:35:55,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:35:55,641 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:55,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:55,673 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-29 05:35:55,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:35:55,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-29 05:35:55,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:55,675 INFO L225 Difference]: With dead ends: 221 [2021-10-29 05:35:55,675 INFO L226 Difference]: Without dead ends: 83 [2021-10-29 05:35:55,677 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:35:55,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-29 05:35:55,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-29 05:35:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-29 05:35:55,688 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-29 05:35:55,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:55,689 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-29 05:35:55,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:55,689 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-29 05:35:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:35:55,691 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:55,691 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:35:55,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:55,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:55,905 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:55,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:55,905 INFO L85 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-29 05:35:55,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:55,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801877967] [2021-10-29 05:35:55,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:55,907 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:55,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:55,908 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:55,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:35:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:56,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:35:56,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:56,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:56,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:56,337 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:56,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801877967] [2021-10-29 05:35:56,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801877967] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:56,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:56,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:35:56,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385563199] [2021-10-29 05:35:56,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:35:56,340 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:56,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:35:56,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:35:56,342 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:56,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:56,414 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-29 05:35:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:35:56,415 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:35:56,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:56,418 INFO L225 Difference]: With dead ends: 160 [2021-10-29 05:35:56,420 INFO L226 Difference]: Without dead ends: 83 [2021-10-29 05:35:56,422 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:35:56,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-29 05:35:56,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-29 05:35:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-29 05:35:56,448 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-29 05:35:56,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:56,448 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-29 05:35:56,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:56,450 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-29 05:35:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:35:56,452 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:56,452 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:35:56,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:56,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:56,668 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:56,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:56,669 INFO L85 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-29 05:35:56,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:56,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908559630] [2021-10-29 05:35:56,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:56,671 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:56,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:56,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:56,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:35:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:56,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:35:56,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:57,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:57,026 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:57,098 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:57,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908559630] [2021-10-29 05:35:57,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [908559630] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:57,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:57,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:35:57,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950936620] [2021-10-29 05:35:57,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:35:57,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:57,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:35:57,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:35:57,102 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:57,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:57,189 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-29 05:35:57,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:35:57,190 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:35:57,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:57,191 INFO L225 Difference]: With dead ends: 166 [2021-10-29 05:35:57,191 INFO L226 Difference]: Without dead ends: 89 [2021-10-29 05:35:57,193 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:35:57,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-29 05:35:57,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-29 05:35:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-29 05:35:57,214 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-29 05:35:57,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:57,214 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-29 05:35:57,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-29 05:35:57,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 05:35:57,222 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:57,222 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:35:57,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:57,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:57,439 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:57,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:57,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-29 05:35:57,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:57,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [600763147] [2021-10-29 05:35:57,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:57,443 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:57,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:57,445 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:57,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:35:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:57,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:35:57,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:57,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:35:58,071 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:58,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [600763147] [2021-10-29 05:35:58,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [600763147] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:58,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:58,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-29 05:35:58,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914951657] [2021-10-29 05:35:58,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:35:58,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:58,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:35:58,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:35:58,075 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:58,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:58,563 INFO L93 Difference]: Finished difference Result 673 states and 969 transitions. [2021-10-29 05:35:58,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 05:35:58,564 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-29 05:35:58,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:58,569 INFO L225 Difference]: With dead ends: 673 [2021-10-29 05:35:58,570 INFO L226 Difference]: Without dead ends: 592 [2021-10-29 05:35:58,570 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-29 05:35:58,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-29 05:35:58,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 204. [2021-10-29 05:35:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.3940886699507389) internal successors, (283), 203 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2021-10-29 05:35:58,609 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2021-10-29 05:35:58,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:58,609 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2021-10-29 05:35:58,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2021-10-29 05:35:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 05:35:58,612 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:58,613 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:35:58,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:58,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:58,828 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:58,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:58,829 INFO L85 PathProgramCache]: Analyzing trace with hash 46891967, now seen corresponding path program 1 times [2021-10-29 05:35:58,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:58,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103229865] [2021-10-29 05:35:58,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:58,830 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:58,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:58,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:58,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:35:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:35:59,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:35:59,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:35:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:35:59,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:35:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:35:59,521 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:35:59,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103229865] [2021-10-29 05:35:59,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103229865] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:35:59,522 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:35:59,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:35:59,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759057640] [2021-10-29 05:35:59,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:35:59,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:35:59,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:35:59,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:35:59,525 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:59,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:35:59,672 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2021-10-29 05:35:59,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:35:59,673 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-29 05:35:59,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:35:59,676 INFO L225 Difference]: With dead ends: 540 [2021-10-29 05:35:59,677 INFO L226 Difference]: Without dead ends: 342 [2021-10-29 05:35:59,678 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:35:59,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-10-29 05:35:59,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2021-10-29 05:35:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.3571428571428572) internal successors, (304), 224 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2021-10-29 05:35:59,721 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2021-10-29 05:35:59,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:35:59,724 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2021-10-29 05:35:59,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:35:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2021-10-29 05:35:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 05:35:59,733 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:35:59,733 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:35:59,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:35:59,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:35:59,950 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:35:59,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:35:59,950 INFO L85 PathProgramCache]: Analyzing trace with hash 748491841, now seen corresponding path program 1 times [2021-10-29 05:35:59,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:35:59,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [966457279] [2021-10-29 05:35:59,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:35:59,952 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:35:59,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:35:59,954 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:35:59,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:36:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:00,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:36:00,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:36:00,475 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:36:00,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:36:00,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [966457279] [2021-10-29 05:36:00,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [966457279] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:36:00,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:36:00,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:36:00,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229234099] [2021-10-29 05:36:00,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:36:00,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:36:00,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:36:00,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:36:00,676 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:00,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:36:00,827 INFO L93 Difference]: Finished difference Result 506 states and 680 transitions. [2021-10-29 05:36:00,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:36:00,828 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-29 05:36:00,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:36:00,831 INFO L225 Difference]: With dead ends: 506 [2021-10-29 05:36:00,831 INFO L226 Difference]: Without dead ends: 287 [2021-10-29 05:36:00,832 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:36:00,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-10-29 05:36:00,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 191. [2021-10-29 05:36:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2021-10-29 05:36:00,862 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2021-10-29 05:36:00,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:36:00,862 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2021-10-29 05:36:00,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:00,863 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2021-10-29 05:36:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 05:36:00,864 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:36:00,864 INFO L513 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] [2021-10-29 05:36:00,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:01,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:36:01,081 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:36:01,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:36:01,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1947303487, now seen corresponding path program 1 times [2021-10-29 05:36:01,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:36:01,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77965128] [2021-10-29 05:36:01,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:01,083 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:36:01,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:36:01,084 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:36:01,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:36:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:01,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:36:01,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:36:01,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:36:01,978 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:36:01,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [77965128] [2021-10-29 05:36:01,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [77965128] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:36:01,979 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:36:01,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:36:01,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407582536] [2021-10-29 05:36:01,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:36:01,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:36:01,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:36:01,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:36:01,981 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:02,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:36:02,303 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2021-10-29 05:36:02,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-29 05:36:02,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-29 05:36:02,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:36:02,309 INFO L225 Difference]: With dead ends: 871 [2021-10-29 05:36:02,309 INFO L226 Difference]: Without dead ends: 686 [2021-10-29 05:36:02,311 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:36:02,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-10-29 05:36:02,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2021-10-29 05:36:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3136729222520107) internal successors, (490), 373 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2021-10-29 05:36:02,377 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2021-10-29 05:36:02,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:36:02,378 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2021-10-29 05:36:02,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:02,379 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2021-10-29 05:36:02,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 05:36:02,380 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:36:02,381 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:36:02,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:02,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:36:02,606 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:36:02,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:36:02,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1332214153, now seen corresponding path program 1 times [2021-10-29 05:36:02,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:36:02,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1032625839] [2021-10-29 05:36:02,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:02,609 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:36:02,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:36:02,610 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:36:02,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:36:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:03,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:36:03,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:03,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:03,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:03,598 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:36:03,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1032625839] [2021-10-29 05:36:03,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1032625839] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:36:03,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [75882841] [2021-10-29 05:36:03,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:03,599 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:36:03,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:36:03,604 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:36:03,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-29 05:36:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:04,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:36:04,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:04,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:36:04,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:36:04,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [75882841] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:36:04,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 05:36:04,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2021-10-29 05:36:04,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765778689] [2021-10-29 05:36:04,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:36:04,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:36:04,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:36:04,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:36:04,475 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:04,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:36:04,880 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2021-10-29 05:36:04,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:36:04,880 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-29 05:36:04,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:36:04,889 INFO L225 Difference]: With dead ends: 1022 [2021-10-29 05:36:04,890 INFO L226 Difference]: Without dead ends: 1020 [2021-10-29 05:36:04,891 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-29 05:36:04,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-10-29 05:36:04,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2021-10-29 05:36:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3083109919571045) internal successors, (488), 373 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2021-10-29 05:36:04,976 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2021-10-29 05:36:04,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:36:04,976 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2021-10-29 05:36:04,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2021-10-29 05:36:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 05:36:04,978 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:36:04,979 INFO L513 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, 1, 1, 1, 1] [2021-10-29 05:36:05,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:05,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:05,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:36:05,396 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:36:05,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:36:05,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1553978118, now seen corresponding path program 1 times [2021-10-29 05:36:05,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:36:05,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1391711989] [2021-10-29 05:36:05,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:05,398 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:36:05,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:36:05,399 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:36:05,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:36:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:05,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:36:05,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:06,180 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:06,493 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:36:06,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1391711989] [2021-10-29 05:36:06,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1391711989] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:36:06,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2101657484] [2021-10-29 05:36:06,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:06,494 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:36:06,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:36:06,500 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:36:06,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-10-29 05:36:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:07,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 05:36:07,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:07,458 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:07,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2101657484] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:36:07,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329480195] [2021-10-29 05:36:07,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:07,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:36:07,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:36:07,793 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:36:07,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-29 05:36:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:08,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:36:08,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:08,574 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:36:08,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329480195] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:36:08,843 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:36:08,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2021-10-29 05:36:08,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545332196] [2021-10-29 05:36:08,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-29 05:36:08,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:36:08,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-29 05:36:08,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:36:08,846 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:17,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:36:17,118 INFO L93 Difference]: Finished difference Result 4777 states and 6284 transitions. [2021-10-29 05:36:17,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-29 05:36:17,118 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-29 05:36:17,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:36:17,151 INFO L225 Difference]: With dead ends: 4777 [2021-10-29 05:36:17,152 INFO L226 Difference]: Without dead ends: 4459 [2021-10-29 05:36:17,157 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2225 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2021-10-29 05:36:17,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2021-10-29 05:36:17,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 664. [2021-10-29 05:36:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 664 states, 663 states have (on average 1.3182503770739065) internal successors, (874), 663 states have internal predecessors, (874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 874 transitions. [2021-10-29 05:36:17,327 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 874 transitions. Word has length 60 [2021-10-29 05:36:17,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:36:17,328 INFO L470 AbstractCegarLoop]: Abstraction has 664 states and 874 transitions. [2021-10-29 05:36:17,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.384615384615385) internal successors, (122), 12 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 874 transitions. [2021-10-29 05:36:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 05:36:17,331 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:36:17,331 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-29 05:36:17,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:17,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:17,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:17,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:36:17,935 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:36:17,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:36:17,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1550529311, now seen corresponding path program 1 times [2021-10-29 05:36:17,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:36:17,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [479922537] [2021-10-29 05:36:17,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:36:17,937 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:36:17,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:36:17,939 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:36:17,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-10-29 05:36:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:36:18,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:36:18,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:36:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 05:36:18,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:36:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 05:36:19,092 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:36:19,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [479922537] [2021-10-29 05:36:19,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [479922537] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:36:19,092 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:36:19,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:36:19,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962875680] [2021-10-29 05:36:19,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:36:19,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:36:19,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:36:19,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:36:19,095 INFO L87 Difference]: Start difference. First operand 664 states and 874 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:19,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:36:19,218 INFO L93 Difference]: Finished difference Result 1066 states and 1374 transitions. [2021-10-29 05:36:19,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:36:19,219 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-10-29 05:36:19,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:36:19,220 INFO L225 Difference]: With dead ends: 1066 [2021-10-29 05:36:19,220 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:36:19,221 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:36:19,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:36:19,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:36:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:36:19,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-29 05:36:19,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:36:19,223 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:36:19,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:36:19,224 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:36:19,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:36:19,227 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:36:19,227 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:36:19,227 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:36:19,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-10-29 05:36:19,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:36:19,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:36:19,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:19,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:20,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:21,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:22,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:23,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:36:34,940 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,940 INFO L853 garLoopResultBuilder]: At program point L302(lines 297 305) the Hoare annotation is: false [2021-10-29 05:36:34,940 INFO L853 garLoopResultBuilder]: At program point L302-1(lines 297 305) the Hoare annotation is: false [2021-10-29 05:36:34,941 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 244) no Hoare annotation was computed. [2021-10-29 05:36:34,941 INFO L853 garLoopResultBuilder]: At program point L302-2(lines 297 305) the Hoare annotation is: false [2021-10-29 05:36:34,941 INFO L857 garLoopResultBuilder]: For program point L236-1(lines 236 244) no Hoare annotation was computed. [2021-10-29 05:36:34,941 INFO L857 garLoopResultBuilder]: For program point L236-2(lines 236 244) no Hoare annotation was computed. [2021-10-29 05:36:34,941 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 117) no Hoare annotation was computed. [2021-10-29 05:36:34,942 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,942 INFO L857 garLoopResultBuilder]: For program point L370-2(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,942 INFO L857 garLoopResultBuilder]: For program point L370-3(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,942 INFO L857 garLoopResultBuilder]: For program point L370-5(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,942 INFO L857 garLoopResultBuilder]: For program point L370-6(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,943 INFO L857 garLoopResultBuilder]: For program point L370-8(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,943 INFO L857 garLoopResultBuilder]: For program point L370-9(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,943 INFO L857 garLoopResultBuilder]: For program point L370-11(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,943 INFO L857 garLoopResultBuilder]: For program point L370-12(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,944 INFO L857 garLoopResultBuilder]: For program point L370-14(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,944 INFO L857 garLoopResultBuilder]: For program point L370-15(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,944 INFO L857 garLoopResultBuilder]: For program point L370-17(lines 370 374) no Hoare annotation was computed. [2021-10-29 05:36:34,944 INFO L853 garLoopResultBuilder]: At program point L441(lines 1 1017) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,945 INFO L853 garLoopResultBuilder]: At program point L376(lines 361 379) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32))) [2021-10-29 05:36:34,945 INFO L853 garLoopResultBuilder]: At program point L376-1(lines 361 379) the Hoare annotation is: false [2021-10-29 05:36:34,945 INFO L853 garLoopResultBuilder]: At program point L376-2(lines 361 379) the Hoare annotation is: false [2021-10-29 05:36:34,945 INFO L853 garLoopResultBuilder]: At program point L376-3(lines 361 379) the Hoare annotation is: false [2021-10-29 05:36:34,946 INFO L853 garLoopResultBuilder]: At program point L376-4(lines 361 379) the Hoare annotation is: false [2021-10-29 05:36:34,946 INFO L853 garLoopResultBuilder]: At program point L376-5(lines 361 379) the Hoare annotation is: false [2021-10-29 05:36:34,946 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 116) no Hoare annotation was computed. [2021-10-29 05:36:34,946 INFO L853 garLoopResultBuilder]: At program point L112-2(lines 148 154) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse3) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-10-29 05:36:34,947 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,947 INFO L857 garLoopResultBuilder]: For program point L180-1(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,947 INFO L857 garLoopResultBuilder]: For program point L180-2(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,947 INFO L857 garLoopResultBuilder]: For program point L180-3(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,947 INFO L857 garLoopResultBuilder]: For program point L180-4(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,948 INFO L857 garLoopResultBuilder]: For program point L180-5(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,948 INFO L857 garLoopResultBuilder]: For program point L180-6(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,948 INFO L857 garLoopResultBuilder]: For program point L180-7(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,948 INFO L857 garLoopResultBuilder]: For program point L180-8(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,948 INFO L857 garLoopResultBuilder]: For program point L180-9(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,949 INFO L857 garLoopResultBuilder]: For program point L180-10(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,949 INFO L857 garLoopResultBuilder]: For program point L180-11(lines 180 197) no Hoare annotation was computed. [2021-10-29 05:36:34,949 INFO L853 garLoopResultBuilder]: At program point L513(lines 509 515) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,949 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-5(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,950 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,951 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,951 INFO L857 garLoopResultBuilder]: For program point L184-8(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,951 INFO L857 garLoopResultBuilder]: For program point L184-9(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,951 INFO L857 garLoopResultBuilder]: For program point L184-10(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,952 INFO L857 garLoopResultBuilder]: For program point L184-11(lines 184 192) no Hoare annotation was computed. [2021-10-29 05:36:34,952 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,952 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,952 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,952 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,953 INFO L853 garLoopResultBuilder]: At program point L122(lines 73 123) the Hoare annotation is: false [2021-10-29 05:36:34,953 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:36:34,953 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 926) no Hoare annotation was computed. [2021-10-29 05:36:34,953 INFO L857 garLoopResultBuilder]: For program point L922-3(lines 922 926) no Hoare annotation was computed. [2021-10-29 05:36:34,953 INFO L857 garLoopResultBuilder]: For program point L922-6(lines 922 926) no Hoare annotation was computed. [2021-10-29 05:36:34,954 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:36:34,954 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,954 INFO L853 garLoopResultBuilder]: At program point L991(lines 986 994) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-29 05:36:34,954 INFO L853 garLoopResultBuilder]: At program point L991-1(lines 986 994) the Hoare annotation is: false [2021-10-29 05:36:34,955 INFO L853 garLoopResultBuilder]: At program point L991-2(lines 986 994) the Hoare annotation is: false [2021-10-29 05:36:34,955 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 411) no Hoare annotation was computed. [2021-10-29 05:36:34,955 INFO L853 garLoopResultBuilder]: At program point L398-1(lines 1 1017) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-10-29 05:36:34,955 INFO L857 garLoopResultBuilder]: For program point L398-2(lines 398 411) no Hoare annotation was computed. [2021-10-29 05:36:34,956 INFO L853 garLoopResultBuilder]: At program point L398-3(lines 1 1017) the Hoare annotation is: false [2021-10-29 05:36:34,956 INFO L857 garLoopResultBuilder]: For program point L398-4(lines 398 411) no Hoare annotation was computed. [2021-10-29 05:36:34,956 INFO L853 garLoopResultBuilder]: At program point L398-5(lines 1 1017) the Hoare annotation is: false [2021-10-29 05:36:34,956 INFO L853 garLoopResultBuilder]: At program point L465-2(lines 465 479) the Hoare annotation is: false [2021-10-29 05:36:34,956 INFO L857 garLoopResultBuilder]: For program point L466(line 466) no Hoare annotation was computed. [2021-10-29 05:36:34,957 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,957 INFO L857 garLoopResultBuilder]: For program point L268-2(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,957 INFO L857 garLoopResultBuilder]: For program point L268-4(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,957 INFO L857 garLoopResultBuilder]: For program point L268-6(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,957 INFO L857 garLoopResultBuilder]: For program point L268-8(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,958 INFO L857 garLoopResultBuilder]: For program point L268-10(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,958 INFO L857 garLoopResultBuilder]: For program point L268-12(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,958 INFO L857 garLoopResultBuilder]: For program point L268-14(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,958 INFO L857 garLoopResultBuilder]: For program point L268-16(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,958 INFO L857 garLoopResultBuilder]: For program point L268-18(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,959 INFO L857 garLoopResultBuilder]: For program point L268-20(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,959 INFO L857 garLoopResultBuilder]: For program point L268-22(lines 268 274) no Hoare annotation was computed. [2021-10-29 05:36:34,959 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 408) no Hoare annotation was computed. [2021-10-29 05:36:34,959 INFO L857 garLoopResultBuilder]: For program point L402-2(lines 402 408) no Hoare annotation was computed. [2021-10-29 05:36:34,959 INFO L857 garLoopResultBuilder]: For program point L402-4(lines 402 408) no Hoare annotation was computed. [2021-10-29 05:36:34,960 INFO L857 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2021-10-29 05:36:34,960 INFO L857 garLoopResultBuilder]: For program point L469-1(lines 148 154) no Hoare annotation was computed. [2021-10-29 05:36:34,960 INFO L857 garLoopResultBuilder]: For program point L536(lines 536 543) no Hoare annotation was computed. [2021-10-29 05:36:34,960 INFO L860 garLoopResultBuilder]: At program point L536-1(lines 536 543) the Hoare annotation is: true [2021-10-29 05:36:34,960 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,961 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,961 INFO L857 garLoopResultBuilder]: For program point L206-2(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,961 INFO L857 garLoopResultBuilder]: For program point L206-3(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,961 INFO L857 garLoopResultBuilder]: For program point L206-4(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,961 INFO L857 garLoopResultBuilder]: For program point L206-5(lines 206 223) no Hoare annotation was computed. [2021-10-29 05:36:34,962 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,962 INFO L857 garLoopResultBuilder]: For program point L999-1(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,962 INFO L857 garLoopResultBuilder]: For program point L999-2(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,962 INFO L857 garLoopResultBuilder]: For program point L999-3(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,962 INFO L857 garLoopResultBuilder]: For program point L999-4(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,963 INFO L857 garLoopResultBuilder]: For program point L999-5(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,963 INFO L857 garLoopResultBuilder]: For program point L999-6(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,963 INFO L857 garLoopResultBuilder]: For program point L999-7(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,963 INFO L857 garLoopResultBuilder]: For program point L999-8(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,963 INFO L857 garLoopResultBuilder]: For program point L999-9(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,964 INFO L857 garLoopResultBuilder]: For program point L999-10(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,964 INFO L857 garLoopResultBuilder]: For program point L999-11(lines 999 1005) no Hoare annotation was computed. [2021-10-29 05:36:34,964 INFO L857 garLoopResultBuilder]: For program point L75(lines 74 121) no Hoare annotation was computed. [2021-10-29 05:36:34,964 INFO L857 garLoopResultBuilder]: For program point L934(lines 934 938) no Hoare annotation was computed. [2021-10-29 05:36:34,964 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:36:34,965 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-10-29 05:36:34,965 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,965 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,965 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,965 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,966 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,966 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 218) no Hoare annotation was computed. [2021-10-29 05:36:34,966 INFO L853 garLoopResultBuilder]: At program point L1004(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,966 INFO L853 garLoopResultBuilder]: At program point L1004-1(lines 995 1008) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,967 INFO L853 garLoopResultBuilder]: At program point L1004-2(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,967 INFO L853 garLoopResultBuilder]: At program point L1004-3(lines 995 1008) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 .cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse4 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse4 .cse2))) [2021-10-29 05:36:34,967 INFO L853 garLoopResultBuilder]: At program point L1004-4(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,967 INFO L853 garLoopResultBuilder]: At program point L1004-5(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,967 INFO L853 garLoopResultBuilder]: At program point L1004-6(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,968 INFO L853 garLoopResultBuilder]: At program point L1004-7(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,968 INFO L853 garLoopResultBuilder]: At program point L1004-8(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,968 INFO L853 garLoopResultBuilder]: At program point L1004-9(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,968 INFO L853 garLoopResultBuilder]: At program point L1004-10(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,969 INFO L853 garLoopResultBuilder]: At program point L1004-11(lines 995 1008) the Hoare annotation is: false [2021-10-29 05:36:34,969 INFO L853 garLoopResultBuilder]: At program point L148(lines 147 166) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse3 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse3))) [2021-10-29 05:36:34,969 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 148 154) no Hoare annotation was computed. [2021-10-29 05:36:34,969 INFO L853 garLoopResultBuilder]: At program point L148-2(lines 147 166) the Hoare annotation is: false [2021-10-29 05:36:34,970 INFO L853 garLoopResultBuilder]: At program point L148-3(lines 147 166) the Hoare annotation is: false [2021-10-29 05:36:34,970 INFO L860 garLoopResultBuilder]: At program point L545(lines 526 548) the Hoare annotation is: true [2021-10-29 05:36:34,970 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-10-29 05:36:34,970 INFO L853 garLoopResultBuilder]: At program point L84-1(lines 84 90) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse2 .cse6 .cse5) (and .cse0 .cse2 .cse6 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse5))) [2021-10-29 05:36:34,970 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:36:34,971 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,971 INFO L857 garLoopResultBuilder]: For program point L351-2(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,971 INFO L857 garLoopResultBuilder]: For program point L351-3(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,971 INFO L857 garLoopResultBuilder]: For program point L351-5(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,972 INFO L857 garLoopResultBuilder]: For program point L351-6(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,972 INFO L857 garLoopResultBuilder]: For program point L351-8(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,972 INFO L857 garLoopResultBuilder]: For program point L351-9(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,972 INFO L857 garLoopResultBuilder]: For program point L351-11(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,972 INFO L857 garLoopResultBuilder]: For program point L351-12(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,973 INFO L857 garLoopResultBuilder]: For program point L946(lines 946 950) no Hoare annotation was computed. [2021-10-29 05:36:34,973 INFO L857 garLoopResultBuilder]: For program point L351-14(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,973 INFO L857 garLoopResultBuilder]: For program point L351-15(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,973 INFO L857 garLoopResultBuilder]: For program point L351-17(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,973 INFO L857 garLoopResultBuilder]: For program point L351-18(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,974 INFO L857 garLoopResultBuilder]: For program point L351-20(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,974 INFO L857 garLoopResultBuilder]: For program point L351-21(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,974 INFO L857 garLoopResultBuilder]: For program point L351-23(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,974 INFO L857 garLoopResultBuilder]: For program point L351-24(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,974 INFO L857 garLoopResultBuilder]: For program point L351-26(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,975 INFO L857 garLoopResultBuilder]: For program point L351-27(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,975 INFO L857 garLoopResultBuilder]: For program point L351-29(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,975 INFO L857 garLoopResultBuilder]: For program point L351-30(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,975 INFO L857 garLoopResultBuilder]: For program point L351-32(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,975 INFO L857 garLoopResultBuilder]: For program point L351-33(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,976 INFO L857 garLoopResultBuilder]: For program point L351-35(lines 351 355) no Hoare annotation was computed. [2021-10-29 05:36:34,976 INFO L853 garLoopResultBuilder]: At program point L155(lines 155 161) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32)) .cse2 .cse3))) [2021-10-29 05:36:34,976 INFO L853 garLoopResultBuilder]: At program point L155-1(lines 155 161) the Hoare annotation is: false [2021-10-29 05:36:34,976 INFO L853 garLoopResultBuilder]: At program point L155-2(lines 155 161) the Hoare annotation is: false [2021-10-29 05:36:34,977 INFO L853 garLoopResultBuilder]: At program point L1014(lines 1009 1017) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-29 05:36:34,977 INFO L853 garLoopResultBuilder]: At program point L1014-1(lines 1009 1017) the Hoare annotation is: false [2021-10-29 05:36:34,977 INFO L853 garLoopResultBuilder]: At program point L1014-2(lines 1009 1017) the Hoare annotation is: false [2021-10-29 05:36:34,977 INFO L853 garLoopResultBuilder]: At program point L1014-3(lines 1009 1017) the Hoare annotation is: false [2021-10-29 05:36:34,977 INFO L853 garLoopResultBuilder]: At program point L1014-4(lines 1009 1017) the Hoare annotation is: false [2021-10-29 05:36:34,978 INFO L853 garLoopResultBuilder]: At program point L1014-5(lines 1009 1017) the Hoare annotation is: false [2021-10-29 05:36:34,978 INFO L853 garLoopResultBuilder]: At program point L357(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,978 INFO L853 garLoopResultBuilder]: At program point L357-1(lines 342 360) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,978 INFO L853 garLoopResultBuilder]: At program point L357-2(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,979 INFO L853 garLoopResultBuilder]: At program point L357-3(lines 342 360) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse4 .cse1 .cse5 .cse6 .cse7 .cse2) (and .cse0 .cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse4 .cse1 .cse5 .cse6 .cse7 .cse2))) [2021-10-29 05:36:34,979 INFO L853 garLoopResultBuilder]: At program point L357-4(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,979 INFO L853 garLoopResultBuilder]: At program point L357-5(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,979 INFO L853 garLoopResultBuilder]: At program point L357-6(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,980 INFO L853 garLoopResultBuilder]: At program point L357-7(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,980 INFO L853 garLoopResultBuilder]: At program point L357-8(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,980 INFO L853 garLoopResultBuilder]: At program point L357-9(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,980 INFO L853 garLoopResultBuilder]: At program point L357-10(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,981 INFO L853 garLoopResultBuilder]: At program point L357-11(lines 342 360) the Hoare annotation is: false [2021-10-29 05:36:34,981 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 100) no Hoare annotation was computed. [2021-10-29 05:36:34,981 INFO L853 garLoopResultBuilder]: At program point L94-1(lines 94 100) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse5 .cse3) (and .cse0 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse5) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-10-29 05:36:34,981 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:36:34,981 INFO L853 garLoopResultBuilder]: At program point L293(lines 286 296) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-29 05:36:34,982 INFO L853 garLoopResultBuilder]: At program point L293-1(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,982 INFO L853 garLoopResultBuilder]: At program point L293-2(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,982 INFO L853 garLoopResultBuilder]: At program point L293-3(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,982 INFO L853 garLoopResultBuilder]: At program point L293-4(lines 286 296) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,983 INFO L853 garLoopResultBuilder]: At program point L293-5(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,983 INFO L853 garLoopResultBuilder]: At program point L293-6(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,983 INFO L853 garLoopResultBuilder]: At program point L293-7(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,983 INFO L853 garLoopResultBuilder]: At program point L293-8(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,983 INFO L853 garLoopResultBuilder]: At program point L293-9(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,984 INFO L853 garLoopResultBuilder]: At program point L293-10(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,984 INFO L853 garLoopResultBuilder]: At program point L293-11(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,984 INFO L853 garLoopResultBuilder]: At program point L293-12(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,984 INFO L853 garLoopResultBuilder]: At program point L293-13(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,984 INFO L853 garLoopResultBuilder]: At program point L293-14(lines 286 296) the Hoare annotation is: false [2021-10-29 05:36:34,985 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 249) no Hoare annotation was computed. [2021-10-29 05:36:34,985 INFO L857 garLoopResultBuilder]: For program point L232-1(lines 232 249) no Hoare annotation was computed. [2021-10-29 05:36:34,985 INFO L857 garLoopResultBuilder]: For program point L232-2(lines 232 249) no Hoare annotation was computed. [2021-10-29 05:36:34,985 INFO L853 garLoopResultBuilder]: At program point L959(lines 954 962) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-29 05:36:34,986 INFO L853 garLoopResultBuilder]: At program point L959-1(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,986 INFO L853 garLoopResultBuilder]: At program point L959-2(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,986 INFO L853 garLoopResultBuilder]: At program point L959-3(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,986 INFO L853 garLoopResultBuilder]: At program point L959-4(lines 954 962) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:36:34,986 INFO L853 garLoopResultBuilder]: At program point L959-5(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,987 INFO L853 garLoopResultBuilder]: At program point L959-6(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,987 INFO L853 garLoopResultBuilder]: At program point L959-7(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,987 INFO L853 garLoopResultBuilder]: At program point L959-8(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,987 INFO L853 garLoopResultBuilder]: At program point L959-9(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,987 INFO L853 garLoopResultBuilder]: At program point L959-10(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,988 INFO L853 garLoopResultBuilder]: At program point L959-11(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,988 INFO L853 garLoopResultBuilder]: At program point L959-12(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,988 INFO L853 garLoopResultBuilder]: At program point L959-13(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,988 INFO L853 garLoopResultBuilder]: At program point L959-14(lines 954 962) the Hoare annotation is: false [2021-10-29 05:36:34,992 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:36:34,994 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:36:35,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:36:35 BoogieIcfgContainer [2021-10-29 05:36:35,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:36:35,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:36:35,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:36:35,049 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:36:35,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:35:54" (3/4) ... [2021-10-29 05:36:35,063 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:36:35,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:36:35,127 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:36:35,130 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:36:35,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:36:35,136 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:36:35,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:36:35,142 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:36:35,173 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:36:35,173 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:36:35,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,175 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-10-29 05:36:35,176 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && tmp == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,177 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,178 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-10-29 05:36:35,180 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-10-29 05:36:35,181 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,183 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:36:35,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32 [2021-10-29 05:36:35,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:36:35,187 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 [2021-10-29 05:36:35,188 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:36:35,297 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:36:35,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:36:35,300 INFO L168 Benchmark]: Toolchain (without parser) took 46101.50 ms. Allocated memory was 58.7 MB in the beginning and 234.9 MB in the end (delta: 176.2 MB). Free memory was 36.2 MB in the beginning and 101.0 MB in the end (delta: -64.8 MB). Peak memory consumption was 111.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,300 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:36:35,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 928.47 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 36.0 MB in the beginning and 44.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.00 ms. Allocated memory is still 75.5 MB. Free memory was 44.5 MB in the beginning and 39.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,302 INFO L168 Benchmark]: Boogie Preprocessor took 187.03 ms. Allocated memory is still 75.5 MB. Free memory was 39.0 MB in the beginning and 54.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,302 INFO L168 Benchmark]: RCFGBuilder took 3554.81 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 54.1 MB in the beginning and 69.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,303 INFO L168 Benchmark]: TraceAbstraction took 41044.61 ms. Allocated memory was 92.3 MB in the beginning and 234.9 MB in the end (delta: 142.6 MB). Free memory was 69.6 MB in the beginning and 118.8 MB in the end (delta: -49.2 MB). Peak memory consumption was 152.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,303 INFO L168 Benchmark]: Witness Printer took 248.82 ms. Allocated memory is still 234.9 MB. Free memory was 118.8 MB in the beginning and 101.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:36:35,306 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 928.47 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 36.0 MB in the beginning and 44.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.00 ms. Allocated memory is still 75.5 MB. Free memory was 44.5 MB in the beginning and 39.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 187.03 ms. Allocated memory is still 75.5 MB. Free memory was 39.0 MB in the beginning and 54.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3554.81 ms. Allocated memory was 75.5 MB in the beginning and 92.3 MB in the end (delta: 16.8 MB). Free memory was 54.1 MB in the beginning and 69.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41044.61 ms. Allocated memory was 92.3 MB in the beginning and 234.9 MB in the end (delta: 142.6 MB). Free memory was 69.6 MB in the beginning and 118.8 MB in the end (delta: -49.2 MB). Peak memory consumption was 152.6 MB. Max. memory is 16.1 GB. * Witness Printer took 248.82 ms. Allocated memory is still 234.9 MB. Free memory was 118.8 MB in the beginning and 101.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 40.8s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1895 SDtfs, 5480 SDslu, 5413 SDs, 0 SdLazy, 980 SolverSat, 221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1351 GetRequests, 1212 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2296 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=664occurred in iteration=10, InterpolantAutomatonStates: 134, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 5356 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 247 NumberOfFragments, 851 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1640561 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 91 FomulaSimplificationsInter, 246342 FormulaSimplificationTreeSizeReductionInter, 11.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 641 NumberOfCodeBlocks, 641 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 2721 SizeOfPredicates, 36 NumberOfNonLiveVariables, 3259 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 28 InterpolantComputations, 20 PerfectInterpolantSequences, 264/330 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && tmp == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:36:35,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6ad553-e699-4909-b118-8c538aa63ef2/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...