./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.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_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/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_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/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_b0cf0dff-b32e-4630-87ce-f8a123080608/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 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 ............................................................................................................................................ 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_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/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_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/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_b0cf0dff-b32e-4630-87ce-f8a123080608/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 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:00:01,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:00:01,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:00:02,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:00:02,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:00:02,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:00:02,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:00:02,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:00:02,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:00:02,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:00:02,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:00:02,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:00:02,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:00:02,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:00:02,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:00:02,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:00:02,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:00:02,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:00:02,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:00:02,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:00:02,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:00:02,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:00:02,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:00:02,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:00:02,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:00:02,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:00:02,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:00:02,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:00:02,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:00:02,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:00:02,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:00:02,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:00:02,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:00:02,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:00:02,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:00:02,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:00:02,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:00:02,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:00:02,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:00:02,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:00:02,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:00:02,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:00:02,186 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:00:02,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:00:02,189 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:00:02,190 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:00:02,190 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:00:02,190 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:00:02,190 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:00:02,191 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:00:02,191 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:00:02,191 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:00:02,200 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:00:02,200 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:00:02,201 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:00:02,201 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:00:02,201 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:00:02,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:00:02,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:00:02,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:00:02,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:00:02,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:00:02,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:00:02,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:00:02,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:00:02,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:00:02,205 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:00:02,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:00:02,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:00:02,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:00:02,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:00:02,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:00:02,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:02,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:00:02,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:00:02,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:00:02,210 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:00:02,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:00:02,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:00:02,211 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:00:02,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:00:02,212 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_b0cf0dff-b32e-4630-87ce-f8a123080608/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 [2021-10-29 05:00:02,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:00:02,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:00:02,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:00:02,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:00:02,604 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:00:02,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-29 05:00:02,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/714b3a187/be0826e3fb594342b9e83c5802ecb41b/FLAG230ff4700 [2021-10-29 05:00:03,387 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:00:03,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-29 05:00:03,404 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/714b3a187/be0826e3fb594342b9e83c5802ecb41b/FLAG230ff4700 [2021-10-29 05:00:03,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/714b3a187/be0826e3fb594342b9e83c5802ecb41b [2021-10-29 05:00:03,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:00:03,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:00:03,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:03,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:00:03,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:00:03,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:03" (1/1) ... [2021-10-29 05:00:03,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f15bcc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:03, skipping insertion in model container [2021-10-29 05:00:03,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:03" (1/1) ... [2021-10-29 05:00:03,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:00:03,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:03,986 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_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-29 05:00:04,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:04,093 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 05:00:04,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4043f658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:04, skipping insertion in model container [2021-10-29 05:00:04,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:04,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:00:04,098 INFO L168 Benchmark]: Toolchain (without parser) took 496.09 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 62.0 MB in the beginning and 91.0 MB in the end (delta: -28.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:04,098 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:00:04,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.84 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 61.9 MB in the beginning and 91.0 MB in the end (delta: -29.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:04,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 51.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 489.84 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 61.9 MB in the beginning and 91.0 MB in the end (delta: -29.1 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: 713]: 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 05:00:06,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:00:06,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:00:06,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:00:06,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:00:06,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:00:06,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:00:06,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:00:06,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:00:06,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:00:06,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:00:06,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:00:06,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:00:06,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:00:06,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:00:06,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:00:06,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:00:07,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:00:07,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:00:07,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:00:07,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:00:07,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:00:07,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:00:07,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:00:07,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:00:07,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:00:07,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:00:07,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:00:07,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:00:07,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:00:07,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:00:07,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:00:07,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:00:07,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:00:07,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:00:07,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:00:07,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:00:07,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:00:07,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:00:07,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:00:07,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:00:07,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:00:07,114 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:00:07,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:00:07,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:00:07,117 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:00:07,117 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:00:07,117 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:00:07,117 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:00:07,118 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:00:07,119 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:00:07,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:00:07,122 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:00:07,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:00:07,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:00:07,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:00:07,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:00:07,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:00:07,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:00:07,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:00:07,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:00:07,125 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:00:07,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:00:07,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:00:07,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:00:07,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:00:07,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:00:07,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:00:07,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:07,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:00:07,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:00:07,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:00:07,128 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:00:07,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:00:07,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:00:07,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:00:07,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:00:07,130 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_b0cf0dff-b32e-4630-87ce-f8a123080608/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59d05b45c2855b02eb92cf6428285b3e4820a09d46d6a6d0a0748347de3adbb6 [2021-10-29 05:00:07,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:00:07,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:00:07,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:00:07,633 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:00:07,634 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:00:07,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-29 05:00:07,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/ff39f6e37/24bd97eb93fb43f9bc796730e88b6489/FLAG7f25100fe [2021-10-29 05:00:08,578 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:00:08,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-29 05:00:08,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/ff39f6e37/24bd97eb93fb43f9bc796730e88b6489/FLAG7f25100fe [2021-10-29 05:00:08,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/data/ff39f6e37/24bd97eb93fb43f9bc796730e88b6489 [2021-10-29 05:00:08,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:00:08,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:00:08,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:08,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:00:08,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:00:08,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:08" (1/1) ... [2021-10-29 05:00:08,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225a2995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:08, skipping insertion in model container [2021-10-29 05:00:08,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:08" (1/1) ... [2021-10-29 05:00:08,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:00:08,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:09,269 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_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-29 05:00:09,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:09,401 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:00:09,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:09,455 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_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-29 05:00:09,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:09,529 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:00:09,571 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_b0cf0dff-b32e-4630-87ce-f8a123080608/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6823,6836] [2021-10-29 05:00:09,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:09,707 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:00:09,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09 WrapperNode [2021-10-29 05:00:09,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:09,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:09,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:00:09,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:00:09,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:09,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:00:09,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:00:09,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:00:09,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:00:09,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:00:09,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:00:09,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:00:09,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (1/1) ... [2021-10-29 05:00:09,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:10,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:00:10,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:00:10,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:00:10,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:00:10,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:00:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:00:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:00:13,590 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:00:13,590 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-29 05:00:13,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:13 BoogieIcfgContainer [2021-10-29 05:00:13,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:00:13,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:00:13,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:00:13,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:00:13,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:00:08" (1/3) ... [2021-10-29 05:00:13,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ecf47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:00:13, skipping insertion in model container [2021-10-29 05:00:13,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:09" (2/3) ... [2021-10-29 05:00:13,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ecf47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:00:13, skipping insertion in model container [2021-10-29 05:00:13,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:13" (3/3) ... [2021-10-29 05:00:13,605 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2021-10-29 05:00:13,612 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:00:13,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:00:13,681 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:00:13,687 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 05:00:13,687 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:00:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 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 05:00:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 05:00:13,720 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:13,721 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:13,722 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 05:00:13,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:13,729 INFO L85 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2021-10-29 05:00:13,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:13,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763422133] [2021-10-29 05:00:13,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:13,748 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:13,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:13,752 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:13,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:00:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:14,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:00:14,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:14,166 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 05:00:14,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:14,252 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 05:00:14,253 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:14,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763422133] [2021-10-29 05:00:14,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763422133] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:14,255 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:14,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:00:14,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678249681] [2021-10-29 05:00:14,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:00:14,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:14,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:00:14,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:00:14,293 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:14,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:14,354 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-29 05:00:14,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:00:14,356 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-29 05:00:14,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:14,373 INFO L225 Difference]: With dead ends: 455 [2021-10-29 05:00:14,374 INFO L226 Difference]: Without dead ends: 227 [2021-10-29 05:00:14,379 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:00:14,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-29 05:00:14,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-29 05:00:14,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4910714285714286) internal successors, (334), 226 states have internal predecessors, (334), 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 05:00:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-29 05:00:14,451 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-29 05:00:14,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:14,452 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-29 05:00:14,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-29 05:00:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:00:14,455 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:14,455 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:14,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:14,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:14,672 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 05:00:14,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:14,673 INFO L85 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2021-10-29 05:00:14,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:14,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [849960484] [2021-10-29 05:00:14,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:14,675 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:14,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:14,678 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:14,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:00:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:14,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:00:14,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:15,029 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 05:00:15,030 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:15,109 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 05:00:15,109 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:15,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [849960484] [2021-10-29 05:00:15,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [849960484] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:15,110 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:15,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:00:15,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538102130] [2021-10-29 05:00:15,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:00:15,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:15,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:00:15,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:00:15,122 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:15,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:15,186 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-29 05:00:15,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:00:15,188 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:00:15,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:15,189 INFO L225 Difference]: With dead ends: 227 [2021-10-29 05:00:15,190 INFO L226 Difference]: Without dead ends: 87 [2021-10-29 05:00:15,192 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:00:15,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-29 05:00:15,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-29 05:00:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4767441860465116) internal successors, (127), 86 states have internal predecessors, (127), 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 05:00:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-29 05:00:15,204 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-29 05:00:15,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:15,204 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-29 05:00:15,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-29 05:00:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:00:15,207 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:15,207 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] [2021-10-29 05:00:15,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:15,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:15,426 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 05:00:15,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:15,427 INFO L85 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2021-10-29 05:00:15,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:15,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377055976] [2021-10-29 05:00:15,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:15,429 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:15,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:15,430 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:15,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:00:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:15,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:00:15,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:15,756 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 05:00:15,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:15,835 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 05:00:15,836 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:15,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1377055976] [2021-10-29 05:00:15,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1377055976] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:15,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:15,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:00:15,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335171602] [2021-10-29 05:00:15,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:00:15,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:15,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:00:15,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:00:15,844 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:15,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:15,911 INFO L93 Difference]: Finished difference Result 271 states and 403 transitions. [2021-10-29 05:00:15,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:00:15,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:00:15,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:15,914 INFO L225 Difference]: With dead ends: 271 [2021-10-29 05:00:15,915 INFO L226 Difference]: Without dead ends: 191 [2021-10-29 05:00:15,916 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:00:15,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-29 05:00:15,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 107. [2021-10-29 05:00:15,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.490566037735849) internal successors, (158), 106 states have internal predecessors, (158), 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 05:00:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 158 transitions. [2021-10-29 05:00:15,936 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 158 transitions. Word has length 24 [2021-10-29 05:00:15,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:15,943 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 158 transitions. [2021-10-29 05:00:15,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2021-10-29 05:00:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 05:00:15,946 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:15,946 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] [2021-10-29 05:00:15,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:16,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:16,162 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 05:00:16,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:16,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2021-10-29 05:00:16,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:16,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1890176402] [2021-10-29 05:00:16,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:16,180 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:16,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:16,184 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:16,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:00:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:16,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:00:16,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:16,551 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 05:00:16,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:16,672 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 05:00:16,673 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:16,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1890176402] [2021-10-29 05:00:16,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1890176402] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:16,673 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:16,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:00:16,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571606270] [2021-10-29 05:00:16,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:00:16,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:16,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:00:16,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:00:16,676 INFO L87 Difference]: Start difference. First operand 107 states and 158 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:16,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:16,744 INFO L93 Difference]: Finished difference Result 214 states and 319 transitions. [2021-10-29 05:00:16,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:00:16,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-29 05:00:16,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:16,747 INFO L225 Difference]: With dead ends: 214 [2021-10-29 05:00:16,747 INFO L226 Difference]: Without dead ends: 114 [2021-10-29 05:00:16,748 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 05:00:16,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-10-29 05:00:16,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2021-10-29 05:00:16,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.4414414414414414) internal successors, (160), 111 states have internal predecessors, (160), 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 05:00:16,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 160 transitions. [2021-10-29 05:00:16,765 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 160 transitions. Word has length 27 [2021-10-29 05:00:16,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:16,766 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 160 transitions. [2021-10-29 05:00:16,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2021-10-29 05:00:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 05:00:16,768 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:16,768 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] [2021-10-29 05:00:16,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:16,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:16,982 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 05:00:16,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:16,982 INFO L85 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2021-10-29 05:00:16,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:16,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1257601446] [2021-10-29 05:00:16,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:16,984 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:16,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:16,986 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:17,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:00:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:17,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:00:17,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:17,430 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 05:00:17,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:17,557 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 05:00:17,557 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:17,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1257601446] [2021-10-29 05:00:17,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1257601446] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:17,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:17,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:00:17,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151841685] [2021-10-29 05:00:17,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:00:17,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:17,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:00:17,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:00:17,561 INFO L87 Difference]: Start difference. First operand 112 states and 160 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:17,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:17,773 INFO L93 Difference]: Finished difference Result 534 states and 773 transitions. [2021-10-29 05:00:17,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:00:17,773 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-29 05:00:17,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:17,778 INFO L225 Difference]: With dead ends: 534 [2021-10-29 05:00:17,778 INFO L226 Difference]: Without dead ends: 429 [2021-10-29 05:00:17,779 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:00:17,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2021-10-29 05:00:17,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 206. [2021-10-29 05:00:17,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.4195121951219511) internal successors, (291), 205 states have internal predecessors, (291), 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 05:00:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 291 transitions. [2021-10-29 05:00:17,812 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 291 transitions. Word has length 27 [2021-10-29 05:00:17,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:17,813 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 291 transitions. [2021-10-29 05:00:17,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 291 transitions. [2021-10-29 05:00:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 05:00:17,815 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:17,815 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] [2021-10-29 05:00:17,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:18,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:18,031 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 05:00:18,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:18,032 INFO L85 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2021-10-29 05:00:18,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:18,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [513201093] [2021-10-29 05:00:18,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:18,033 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:18,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:18,034 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:18,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:00:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:18,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:00:18,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:18,446 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 05:00:18,446 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:18,558 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 05:00:18,558 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:18,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [513201093] [2021-10-29 05:00:18,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [513201093] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:18,559 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:18,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:00:18,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836140805] [2021-10-29 05:00:18,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:00:18,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:18,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:00:18,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:00:18,561 INFO L87 Difference]: Start difference. First operand 206 states and 291 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 05:00:18,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:18,850 INFO L93 Difference]: Finished difference Result 781 states and 1107 transitions. [2021-10-29 05:00:18,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:00:18,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 28 [2021-10-29 05:00:18,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:18,856 INFO L225 Difference]: With dead ends: 781 [2021-10-29 05:00:18,856 INFO L226 Difference]: Without dead ends: 582 [2021-10-29 05:00:18,857 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:00:18,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-10-29 05:00:18,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 204. [2021-10-29 05:00:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.4039408866995073) internal successors, (285), 203 states have internal predecessors, (285), 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 05:00:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 285 transitions. [2021-10-29 05:00:18,889 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 285 transitions. Word has length 28 [2021-10-29 05:00:18,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:18,889 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 285 transitions. [2021-10-29 05:00:18,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 05:00:18,890 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 285 transitions. [2021-10-29 05:00:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:00:18,891 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:18,892 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, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:18,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:19,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:19,119 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 05:00:19,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:19,119 INFO L85 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2021-10-29 05:00:19,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:19,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140392339] [2021-10-29 05:00:19,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:19,120 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:19,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:19,121 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:19,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:00:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:19,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:00:19,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:19,545 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 05:00:19,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:19,676 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 05:00:19,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:19,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140392339] [2021-10-29 05:00:19,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140392339] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:19,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:19,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:00:19,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617481716] [2021-10-29 05:00:19,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:00:19,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:19,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:00:19,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:00:19,679 INFO L87 Difference]: Start difference. First operand 204 states and 285 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:19,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:19,849 INFO L93 Difference]: Finished difference Result 771 states and 1077 transitions. [2021-10-29 05:00:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:00:19,850 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:00:19,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:19,855 INFO L225 Difference]: With dead ends: 771 [2021-10-29 05:00:19,855 INFO L226 Difference]: Without dead ends: 574 [2021-10-29 05:00:19,856 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 05:00:19,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2021-10-29 05:00:19,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 216. [2021-10-29 05:00:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 215 states have (on average 1.3813953488372093) internal successors, (297), 215 states have internal predecessors, (297), 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 05:00:19,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 297 transitions. [2021-10-29 05:00:19,898 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 297 transitions. Word has length 37 [2021-10-29 05:00:19,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:19,898 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 297 transitions. [2021-10-29 05:00:19,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:00:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 297 transitions. [2021-10-29 05:00:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:00:19,900 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:19,900 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, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:19,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-10-29 05:00:20,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:20,116 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 05:00:20,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:20,116 INFO L85 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2021-10-29 05:00:20,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:20,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1365604265] [2021-10-29 05:00:20,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:20,117 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:20,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:20,126 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:20,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:00:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:20,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:00:20,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:20,622 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 05:00:20,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:20,721 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 05:00:20,722 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:20,722 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1365604265] [2021-10-29 05:00:20,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1365604265] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:20,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:20,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:00:20,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121292429] [2021-10-29 05:00:20,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:00:20,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:20,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:00:20,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:00:20,725 INFO L87 Difference]: Start difference. First operand 216 states and 297 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 05:00:20,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:20,910 INFO L93 Difference]: Finished difference Result 597 states and 817 transitions. [2021-10-29 05:00:20,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:00:20,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-29 05:00:20,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:20,914 INFO L225 Difference]: With dead ends: 597 [2021-10-29 05:00:20,915 INFO L226 Difference]: Without dead ends: 388 [2021-10-29 05:00:20,916 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 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 05:00:20,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2021-10-29 05:00:20,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 234. [2021-10-29 05:00:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 233 states have (on average 1.351931330472103) internal successors, (315), 233 states have internal predecessors, (315), 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 05:00:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 315 transitions. [2021-10-29 05:00:20,969 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 315 transitions. Word has length 37 [2021-10-29 05:00:20,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:20,970 INFO L470 AbstractCegarLoop]: Abstraction has 234 states and 315 transitions. [2021-10-29 05:00:20,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 05:00:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 315 transitions. [2021-10-29 05:00:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:00:20,972 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:20,972 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, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:20,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:21,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:21,189 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 05:00:21,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:21,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2021-10-29 05:00:21,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:21,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197579954] [2021-10-29 05:00:21,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:21,191 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:21,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:21,192 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:21,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:00:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:21,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:00:21,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:21,692 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 05:00:21,692 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:21,856 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 05:00:21,856 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:21,856 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [197579954] [2021-10-29 05:00:21,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [197579954] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:21,857 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:21,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:00:21,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793622289] [2021-10-29 05:00:21,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:00:21,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:21,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:00:21,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:00:21,859 INFO L87 Difference]: Start difference. First operand 234 states and 315 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 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 05:00:22,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:22,000 INFO L93 Difference]: Finished difference Result 718 states and 971 transitions. [2021-10-29 05:00:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:00:22,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 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 37 [2021-10-29 05:00:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:22,005 INFO L225 Difference]: With dead ends: 718 [2021-10-29 05:00:22,005 INFO L226 Difference]: Without dead ends: 491 [2021-10-29 05:00:22,006 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 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 05:00:22,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-10-29 05:00:22,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 399. [2021-10-29 05:00:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 398 states have (on average 1.3366834170854272) internal successors, (532), 398 states have internal predecessors, (532), 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 05:00:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 532 transitions. [2021-10-29 05:00:22,074 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 532 transitions. Word has length 37 [2021-10-29 05:00:22,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:22,074 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 532 transitions. [2021-10-29 05:00:22,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 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 05:00:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 532 transitions. [2021-10-29 05:00:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:00:22,076 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:22,076 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:22,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:22,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:22,296 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 05:00:22,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:22,297 INFO L85 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2021-10-29 05:00:22,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:22,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1735054880] [2021-10-29 05:00:22,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:22,297 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:22,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:22,298 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:22,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:00:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:22,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:00:22,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:22,839 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 05:00:22,839 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:23,032 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 05:00:23,033 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:23,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1735054880] [2021-10-29 05:00:23,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1735054880] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:23,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:23,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:00:23,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801434749] [2021-10-29 05:00:23,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:00:23,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:23,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:00:23,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:00:23,036 INFO L87 Difference]: Start difference. First operand 399 states and 532 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 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 05:00:25,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:25,204 INFO L93 Difference]: Finished difference Result 1773 states and 2329 transitions. [2021-10-29 05:00:25,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:00:25,204 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 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 38 [2021-10-29 05:00:25,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:25,215 INFO L225 Difference]: With dead ends: 1773 [2021-10-29 05:00:25,215 INFO L226 Difference]: Without dead ends: 1381 [2021-10-29 05:00:25,217 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:00:25,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2021-10-29 05:00:25,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 399. [2021-10-29 05:00:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 398 states have (on average 1.314070351758794) internal successors, (523), 398 states have internal predecessors, (523), 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 05:00:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 523 transitions. [2021-10-29 05:00:25,308 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 523 transitions. Word has length 38 [2021-10-29 05:00:25,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:25,308 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 523 transitions. [2021-10-29 05:00:25,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 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 05:00:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 523 transitions. [2021-10-29 05:00:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 05:00:25,311 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:00:25,311 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:25,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:25,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:25,532 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 05:00:25,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:00:25,533 INFO L85 PathProgramCache]: Analyzing trace with hash 384155307, now seen corresponding path program 1 times [2021-10-29 05:00:25,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:00:25,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8761757] [2021-10-29 05:00:25,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:00:25,534 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:00:25,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:00:25,535 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:00:25,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-29 05:00:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:00:25,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:00:25,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:00:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:00:26,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:00:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 05:00:26,401 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:00:26,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8761757] [2021-10-29 05:00:26,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8761757] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:00:26,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:00:26,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:00:26,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315676770] [2021-10-29 05:00:26,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:00:26,402 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:00:26,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:00:26,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:00:26,403 INFO L87 Difference]: Start difference. First operand 399 states and 523 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 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 05:00:30,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:00:30,363 INFO L93 Difference]: Finished difference Result 1411 states and 1837 transitions. [2021-10-29 05:00:30,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-29 05:00:30,364 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 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 63 [2021-10-29 05:00:30,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:00:30,366 INFO L225 Difference]: With dead ends: 1411 [2021-10-29 05:00:30,366 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:00:30,368 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:00:30,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:00:30,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:00:30,369 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 05:00:30,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:00:30,369 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-29 05:00:30,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:00:30,369 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:00:30,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 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 05:00:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:00:30,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:00:30,373 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:00:30,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:00:30,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:00:30,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:00:30,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:00:30,590 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:00:30,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:30,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:31,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:33,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:33,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:33,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:34,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:35,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:36,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:37,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:00:54,939 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,939 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,939 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L170-4(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L170-5(lines 170 178) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,940 INFO L857 garLoopResultBuilder]: For program point L568-1(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-3(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-4(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-5(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-6(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,941 INFO L857 garLoopResultBuilder]: For program point L568-7(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,942 INFO L857 garLoopResultBuilder]: For program point L568-8(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,942 INFO L857 garLoopResultBuilder]: For program point L568-9(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,942 INFO L857 garLoopResultBuilder]: For program point L568-10(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,942 INFO L857 garLoopResultBuilder]: For program point L568-11(lines 568 574) no Hoare annotation was computed. [2021-10-29 05:00:54,942 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-29 05:00:54,943 INFO L853 garLoopResultBuilder]: At program point L108(lines 107 126) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:00:54,943 INFO L857 garLoopResultBuilder]: For program point L108-1(lines 108 114) no Hoare annotation was computed. [2021-10-29 05:00:54,943 INFO L853 garLoopResultBuilder]: At program point L108-2(lines 107 126) the Hoare annotation is: false [2021-10-29 05:00:54,943 INFO L853 garLoopResultBuilder]: At program point L108-3(lines 107 126) the Hoare annotation is: false [2021-10-29 05:00:54,944 INFO L857 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,944 INFO L857 garLoopResultBuilder]: For program point L440-1(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,944 INFO L857 garLoopResultBuilder]: For program point L440-2(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,944 INFO L853 garLoopResultBuilder]: At program point L573(lines 564 577) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,945 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 564 577) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,945 INFO L853 garLoopResultBuilder]: At program point L573-2(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,945 INFO L853 garLoopResultBuilder]: At program point L573-3(lines 564 577) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:00:54,945 INFO L853 garLoopResultBuilder]: At program point L573-4(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,945 INFO L853 garLoopResultBuilder]: At program point L573-5(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,946 INFO L853 garLoopResultBuilder]: At program point L573-6(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,946 INFO L853 garLoopResultBuilder]: At program point L573-7(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,946 INFO L853 garLoopResultBuilder]: At program point L573-8(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,946 INFO L853 garLoopResultBuilder]: At program point L573-9(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,946 INFO L853 garLoopResultBuilder]: At program point L573-10(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,947 INFO L853 garLoopResultBuilder]: At program point L573-11(lines 564 577) the Hoare annotation is: false [2021-10-29 05:00:54,947 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,947 INFO L857 garLoopResultBuilder]: For program point L311-2(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,947 INFO L857 garLoopResultBuilder]: For program point L311-3(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,947 INFO L857 garLoopResultBuilder]: For program point L311-5(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,947 INFO L857 garLoopResultBuilder]: For program point L311-6(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-8(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-9(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-11(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-12(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-14(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,948 INFO L857 garLoopResultBuilder]: For program point L311-15(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-17(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-18(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-20(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-21(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-23(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,949 INFO L857 garLoopResultBuilder]: For program point L311-24(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,950 INFO L857 garLoopResultBuilder]: For program point L311-26(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,950 INFO L857 garLoopResultBuilder]: For program point L311-27(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,950 INFO L857 garLoopResultBuilder]: For program point L378(lines 377 426) no Hoare annotation was computed. [2021-10-29 05:00:54,950 INFO L857 garLoopResultBuilder]: For program point L311-29(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,950 INFO L857 garLoopResultBuilder]: For program point L311-30(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,951 INFO L857 garLoopResultBuilder]: For program point L311-32(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,951 INFO L857 garLoopResultBuilder]: For program point L311-33(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,951 INFO L857 garLoopResultBuilder]: For program point L311-35(lines 311 315) no Hoare annotation was computed. [2021-10-29 05:00:54,951 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 383) no Hoare annotation was computed. [2021-10-29 05:00:54,951 INFO L853 garLoopResultBuilder]: At program point L115(lines 115 121) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-10-29 05:00:54,952 INFO L853 garLoopResultBuilder]: At program point L115-1(lines 115 121) the Hoare annotation is: false [2021-10-29 05:00:54,952 INFO L853 garLoopResultBuilder]: At program point L115-2(lines 115 121) the Hoare annotation is: false [2021-10-29 05:00:54,952 INFO L853 garLoopResultBuilder]: At program point L647(lines 643 649) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,952 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 519) no Hoare annotation was computed. [2021-10-29 05:00:54,952 INFO L853 garLoopResultBuilder]: At program point L317(lines 302 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,953 INFO L853 garLoopResultBuilder]: At program point L317-1(lines 302 320) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,953 INFO L853 garLoopResultBuilder]: At program point L317-2(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,953 INFO L853 garLoopResultBuilder]: At program point L317-3(lines 302 320) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-10-29 05:00:54,953 INFO L853 garLoopResultBuilder]: At program point L317-4(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,953 INFO L853 garLoopResultBuilder]: At program point L317-5(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-6(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-7(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-8(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-9(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-10(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,954 INFO L853 garLoopResultBuilder]: At program point L317-11(lines 302 320) the Hoare annotation is: false [2021-10-29 05:00:54,955 INFO L853 garLoopResultBuilder]: At program point L583(lines 578 586) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:00:54,955 INFO L853 garLoopResultBuilder]: At program point L583-1(lines 578 586) the Hoare annotation is: false [2021-10-29 05:00:54,955 INFO L853 garLoopResultBuilder]: At program point L583-2(lines 578 586) the Hoare annotation is: false [2021-10-29 05:00:54,955 INFO L853 garLoopResultBuilder]: At program point L583-3(lines 578 586) the Hoare annotation is: false [2021-10-29 05:00:54,955 INFO L853 garLoopResultBuilder]: At program point L451(lines 446 453) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,956 INFO L853 garLoopResultBuilder]: At program point L583-4(lines 578 586) the Hoare annotation is: false [2021-10-29 05:00:54,956 INFO L853 garLoopResultBuilder]: At program point L583-5(lines 578 586) the Hoare annotation is: false [2021-10-29 05:00:54,956 INFO L853 garLoopResultBuilder]: At program point L253(lines 246 256) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-10-29 05:00:54,956 INFO L853 garLoopResultBuilder]: At program point L253-1(lines 246 256) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-2(lines 246 256) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-3(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-4(lines 246 256) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-5(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-6(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,957 INFO L853 garLoopResultBuilder]: At program point L253-7(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,958 INFO L853 garLoopResultBuilder]: At program point L253-8(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,958 INFO L853 garLoopResultBuilder]: At program point L253-9(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,958 INFO L853 garLoopResultBuilder]: At program point L253-10(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,958 INFO L853 garLoopResultBuilder]: At program point L253-11(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,958 INFO L853 garLoopResultBuilder]: At program point L253-12(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,959 INFO L853 garLoopResultBuilder]: At program point L253-13(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,959 INFO L853 garLoopResultBuilder]: At program point L253-14(lines 246 256) the Hoare annotation is: false [2021-10-29 05:00:54,959 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 393) no Hoare annotation was computed. [2021-10-29 05:00:54,959 INFO L853 garLoopResultBuilder]: At program point L387-1(lines 387 393) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7)) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:00:54,959 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:00:54,960 INFO L857 garLoopResultBuilder]: For program point L192(lines 192 209) no Hoare annotation was computed. [2021-10-29 05:00:54,960 INFO L857 garLoopResultBuilder]: For program point L192-1(lines 192 209) no Hoare annotation was computed. [2021-10-29 05:00:54,960 INFO L857 garLoopResultBuilder]: For program point L192-2(lines 192 209) no Hoare annotation was computed. [2021-10-29 05:00:54,960 INFO L853 garLoopResultBuilder]: At program point L262(lines 257 265) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,960 INFO L853 garLoopResultBuilder]: At program point L262-1(lines 257 265) the Hoare annotation is: false [2021-10-29 05:00:54,961 INFO L857 garLoopResultBuilder]: For program point L196(lines 196 204) no Hoare annotation was computed. [2021-10-29 05:00:54,961 INFO L853 garLoopResultBuilder]: At program point L262-2(lines 257 265) the Hoare annotation is: false [2021-10-29 05:00:54,961 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 196 204) no Hoare annotation was computed. [2021-10-29 05:00:54,961 INFO L857 garLoopResultBuilder]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2021-10-29 05:00:54,961 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:00:54,962 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,962 INFO L853 garLoopResultBuilder]: At program point L528(lines 523 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-10-29 05:00:54,962 INFO L853 garLoopResultBuilder]: At program point L528-1(lines 523 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,962 INFO L853 garLoopResultBuilder]: At program point L528-2(lines 523 531) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,962 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 479) no Hoare annotation was computed. [2021-10-29 05:00:54,963 INFO L853 garLoopResultBuilder]: At program point L528-3(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,963 INFO L853 garLoopResultBuilder]: At program point L462-1(lines 1 1049) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7)) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:00:54,963 INFO L853 garLoopResultBuilder]: At program point L528-4(lines 523 531) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-10-29 05:00:54,963 INFO L857 garLoopResultBuilder]: For program point L462-2(lines 462 479) no Hoare annotation was computed. [2021-10-29 05:00:54,963 INFO L853 garLoopResultBuilder]: At program point L528-5(lines 523 531) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-29 05:00:54,964 INFO L853 garLoopResultBuilder]: At program point L462-3(lines 1 1049) the Hoare annotation is: false [2021-10-29 05:00:54,964 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,964 INFO L853 garLoopResultBuilder]: At program point L528-6(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,964 INFO L857 garLoopResultBuilder]: For program point L462-4(lines 462 479) no Hoare annotation was computed. [2021-10-29 05:00:54,964 INFO L853 garLoopResultBuilder]: At program point L528-7(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,965 INFO L853 garLoopResultBuilder]: At program point L462-5(lines 1 1049) the Hoare annotation is: false [2021-10-29 05:00:54,965 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,965 INFO L853 garLoopResultBuilder]: At program point L528-8(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,965 INFO L857 garLoopResultBuilder]: For program point L330-3(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,965 INFO L853 garLoopResultBuilder]: At program point L528-9(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,965 INFO L853 garLoopResultBuilder]: At program point L528-10(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,966 INFO L857 garLoopResultBuilder]: For program point L330-5(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,966 INFO L853 garLoopResultBuilder]: At program point L528-11(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,966 INFO L857 garLoopResultBuilder]: For program point L330-6(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,966 INFO L853 garLoopResultBuilder]: At program point L528-12(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,966 INFO L853 garLoopResultBuilder]: At program point L528-13(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,966 INFO L857 garLoopResultBuilder]: For program point L330-8(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,967 INFO L853 garLoopResultBuilder]: At program point L528-14(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,967 INFO L857 garLoopResultBuilder]: For program point L330-9(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,967 INFO L853 garLoopResultBuilder]: At program point L528-15(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,967 INFO L853 garLoopResultBuilder]: At program point L528-16(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,967 INFO L857 garLoopResultBuilder]: For program point L330-11(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,968 INFO L853 garLoopResultBuilder]: At program point L528-17(lines 523 531) the Hoare annotation is: false [2021-10-29 05:00:54,968 INFO L857 garLoopResultBuilder]: For program point L330-12(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,968 INFO L857 garLoopResultBuilder]: For program point L330-14(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,968 INFO L857 garLoopResultBuilder]: For program point L330-15(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,968 INFO L857 garLoopResultBuilder]: For program point L330-17(lines 330 334) no Hoare annotation was computed. [2021-10-29 05:00:54,968 INFO L857 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2021-10-29 05:00:54,969 INFO L853 garLoopResultBuilder]: At program point L397-1(lines 397 403) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:00:54,969 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 476) no Hoare annotation was computed. [2021-10-29 05:00:54,969 INFO L857 garLoopResultBuilder]: For program point L466-2(lines 466 476) no Hoare annotation was computed. [2021-10-29 05:00:54,969 INFO L857 garLoopResultBuilder]: For program point L466-4(lines 466 476) no Hoare annotation was computed. [2021-10-29 05:00:54,969 INFO L853 garLoopResultBuilder]: At program point L599-2(lines 599 613) the Hoare annotation is: false [2021-10-29 05:00:54,970 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 473) no Hoare annotation was computed. [2021-10-29 05:00:54,970 INFO L857 garLoopResultBuilder]: For program point L467-2(lines 467 473) no Hoare annotation was computed. [2021-10-29 05:00:54,970 INFO L857 garLoopResultBuilder]: For program point L467-4(lines 467 473) no Hoare annotation was computed. [2021-10-29 05:00:54,970 INFO L857 garLoopResultBuilder]: For program point L600(line 600) no Hoare annotation was computed. [2021-10-29 05:00:54,970 INFO L853 garLoopResultBuilder]: At program point L336(lines 321 339) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-10-29 05:00:54,970 INFO L853 garLoopResultBuilder]: At program point L336-1(lines 321 339) the Hoare annotation is: false [2021-10-29 05:00:54,971 INFO L853 garLoopResultBuilder]: At program point L336-2(lines 321 339) the Hoare annotation is: false [2021-10-29 05:00:54,971 INFO L853 garLoopResultBuilder]: At program point L336-3(lines 321 339) the Hoare annotation is: false [2021-10-29 05:00:54,971 INFO L853 garLoopResultBuilder]: At program point L336-4(lines 321 339) the Hoare annotation is: false [2021-10-29 05:00:54,971 INFO L853 garLoopResultBuilder]: At program point L336-5(lines 321 339) the Hoare annotation is: false [2021-10-29 05:00:54,971 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,972 INFO L857 garLoopResultBuilder]: For program point L140-6(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L140-7(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L140-8(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L140-9(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L140-10(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L140-11(lines 140 157) no Hoare annotation was computed. [2021-10-29 05:00:54,973 INFO L857 garLoopResultBuilder]: For program point L603(lines 603 607) no Hoare annotation was computed. [2021-10-29 05:00:54,974 INFO L857 garLoopResultBuilder]: For program point L603-1(lines 108 114) no Hoare annotation was computed. [2021-10-29 05:00:54,974 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 1049) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,974 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2021-10-29 05:00:54,974 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 678) no Hoare annotation was computed. [2021-10-29 05:00:54,974 INFO L860 garLoopResultBuilder]: At program point L671-1(lines 671 678) the Hoare annotation is: true [2021-10-29 05:00:54,975 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 422) no Hoare annotation was computed. [2021-10-29 05:00:54,975 INFO L857 garLoopResultBuilder]: For program point L144(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,975 INFO L857 garLoopResultBuilder]: For program point L144-1(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,975 INFO L857 garLoopResultBuilder]: For program point L144-2(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,975 INFO L857 garLoopResultBuilder]: For program point L144-3(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-4(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-5(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-6(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-7(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-8(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,976 INFO L857 garLoopResultBuilder]: For program point L144-9(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,977 INFO L857 garLoopResultBuilder]: For program point L144-10(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,977 INFO L857 garLoopResultBuilder]: For program point L144-11(lines 144 152) no Hoare annotation was computed. [2021-10-29 05:00:54,977 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 350) no Hoare annotation was computed. [2021-10-29 05:00:54,977 INFO L853 garLoopResultBuilder]: At program point L344-1(lines 344 350) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-10-29 05:00:54,977 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:00:54,978 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 421) no Hoare annotation was computed. [2021-10-29 05:00:54,978 INFO L853 garLoopResultBuilder]: At program point L415-1(lines 108 114) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-10-29 05:00:54,978 INFO L860 garLoopResultBuilder]: At program point L680(lines 661 683) the Hoare annotation is: true [2021-10-29 05:00:54,978 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:00:54,978 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:00:54,978 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-29 05:00:54,979 INFO L857 garLoopResultBuilder]: For program point L491-3(lines 491 495) no Hoare annotation was computed. [2021-10-29 05:00:54,979 INFO L857 garLoopResultBuilder]: For program point L491-6(lines 491 495) no Hoare annotation was computed. [2021-10-29 05:00:54,979 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,979 INFO L857 garLoopResultBuilder]: For program point L228-2(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,979 INFO L857 garLoopResultBuilder]: For program point L228-4(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-6(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-8(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-10(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-12(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-14(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,980 INFO L857 garLoopResultBuilder]: For program point L228-16(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,981 INFO L857 garLoopResultBuilder]: For program point L228-18(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,981 INFO L857 garLoopResultBuilder]: For program point L228-20(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,981 INFO L857 garLoopResultBuilder]: For program point L228-22(lines 228 234) no Hoare annotation was computed. [2021-10-29 05:00:54,981 INFO L853 garLoopResultBuilder]: At program point L427(lines 376 428) the Hoare annotation is: false [2021-10-29 05:00:54,981 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,981 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,982 INFO L857 garLoopResultBuilder]: For program point L166-2(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,982 INFO L857 garLoopResultBuilder]: For program point L166-3(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,982 INFO L857 garLoopResultBuilder]: For program point L166-4(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,982 INFO L857 garLoopResultBuilder]: For program point L166-5(lines 166 183) no Hoare annotation was computed. [2021-10-29 05:00:54,986 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:00:54,988 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:00:55,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:00:55 BoogieIcfgContainer [2021-10-29 05:00:55,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:00:55,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:00:55,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:00:55,027 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:00:55,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:00:13" (3/4) ... [2021-10-29 05:00:55,031 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:00:55,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:00:55,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:00:55,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:00:55,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:00:55,079 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:00:55,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:00:55,085 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:00:55,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,124 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-10-29 05:00:55,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:00:55,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:00:55,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:00:55,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-10-29 05:00:55,134 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,134 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:00:55,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,139 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:00:55,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:00:55,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:00:55,248 INFO L168 Benchmark]: Toolchain (without parser) took 46423.26 ms. Allocated memory was 54.5 MB in the beginning and 270.5 MB in the end (delta: 216.0 MB). Free memory was 31.8 MB in the beginning and 177.4 MB in the end (delta: -145.6 MB). Peak memory consumption was 73.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,249 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:00:55,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.11 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 31.7 MB in the beginning and 50.4 MB in the end (delta: -18.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.71 ms. Allocated memory is still 71.3 MB. Free memory was 50.4 MB in the beginning and 44.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,250 INFO L168 Benchmark]: Boogie Preprocessor took 88.83 ms. Allocated memory is still 71.3 MB. Free memory was 44.7 MB in the beginning and 40.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,251 INFO L168 Benchmark]: RCFGBuilder took 3631.60 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 37.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,251 INFO L168 Benchmark]: TraceAbstraction took 41429.36 ms. Allocated memory was 71.3 MB in the beginning and 270.5 MB in the end (delta: 199.2 MB). Free memory was 36.8 MB in the beginning and 196.3 MB in the end (delta: -159.5 MB). Peak memory consumption was 155.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,252 INFO L168 Benchmark]: Witness Printer took 219.45 ms. Allocated memory is still 270.5 MB. Free memory was 196.3 MB in the beginning and 177.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:55,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 54.5 MB. Free memory is still 35.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 883.11 ms. Allocated memory was 54.5 MB in the beginning and 71.3 MB in the end (delta: 16.8 MB). Free memory was 31.7 MB in the beginning and 50.4 MB in the end (delta: -18.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 162.71 ms. Allocated memory is still 71.3 MB. Free memory was 50.4 MB in the beginning and 44.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.83 ms. Allocated memory is still 71.3 MB. Free memory was 44.7 MB in the beginning and 40.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3631.60 ms. Allocated memory is still 71.3 MB. Free memory was 40.5 MB in the beginning and 37.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41429.36 ms. Allocated memory was 71.3 MB in the beginning and 270.5 MB in the end (delta: 199.2 MB). Free memory was 36.8 MB in the beginning and 196.3 MB in the end (delta: -159.5 MB). Peak memory consumption was 155.7 MB. Max. memory is 16.1 GB. * Witness Printer took 219.45 ms. Allocated memory is still 270.5 MB. Free memory was 196.3 MB in the beginning and 177.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 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: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 440]: 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, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 41.3s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1918 SDtfs, 2866 SDslu, 5153 SDs, 0 SdLazy, 619 SolverSat, 119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 742 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=9, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 2273 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 551 NumberOfFragments, 836 HoareAnnotationTreeSize, 93 FomulaSimplifications, 4651746 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 93 FomulaSimplificationsInter, 3167370 FormulaSimplificationTreeSizeReductionInter, 17.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 688 ConstructedInterpolants, 0 QuantifiedInterpolants, 1121 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2349 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 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: 523]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == tmp) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-29 05:00:55,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0cf0dff-b32e-4630-87ce-f8a123080608/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...