./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8 --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 88f09ec5af0f641c9edfe2f7047937341e46c7f8baabeed0fd38f069cd3b5278 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:06:38,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:06:38,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:06:39,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:06:39,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:06:39,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:06:39,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:06:39,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:06:39,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:06:39,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:06:39,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:06:39,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:06:39,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:06:39,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:06:39,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:06:39,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:06:39,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:06:39,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:06:39,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:06:39,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:06:39,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:06:39,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:06:39,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:06:39,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:06:39,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:06:39,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:06:39,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:06:39,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:06:39,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:06:39,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:06:39,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:06:39,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:06:39,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:06:39,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:06:39,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:06:39,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:06:39,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:06:39,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:06:39,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:06:39,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:06:39,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:06:39,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:06:39,167 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:06:39,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:06:39,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:06:39,169 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:06:39,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:06:39,169 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:06:39,169 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:06:39,170 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:06:39,170 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:06:39,170 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:06:39,171 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:06:39,171 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:06:39,172 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:06:39,172 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:06:39,172 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:06:39,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:06:39,173 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:06:39,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:06:39,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:06:39,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:06:39,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:06:39,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:06:39,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:06:39,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:06:39,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:06:39,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:06:39,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:06:39,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:06:39,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:06:39,176 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:06:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:06:39,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:06:39,177 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:06:39,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:06:39,177 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f09ec5af0f641c9edfe2f7047937341e46c7f8baabeed0fd38f069cd3b5278 [2021-11-07 01:06:39,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:06:39,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:06:39,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:06:39,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:06:39,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:06:39,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-11-07 01:06:39,579 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/918ff4206/ae733141f88446f1957f666cdc46f119/FLAGdf93a36a7 [2021-11-07 01:06:40,225 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:06:40,226 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-11-07 01:06:40,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/918ff4206/ae733141f88446f1957f666cdc46f119/FLAGdf93a36a7 [2021-11-07 01:06:40,514 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/918ff4206/ae733141f88446f1957f666cdc46f119 [2021-11-07 01:06:40,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:06:40,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:06:40,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:40,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:06:40,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:06:40,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:40" (1/1) ... [2021-11-07 01:06:40,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650a0885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:40, skipping insertion in model container [2021-11-07 01:06:40,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:40" (1/1) ... [2021-11-07 01:06:40,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:06:40,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:06:40,801 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c[3971,3984] [2021-11-07 01:06:40,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:06:40,908 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) [2021-11-07 01:06:40,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5be5d3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:40, skipping insertion in model container [2021-11-07 01:06:40,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:40,909 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:06:40,911 INFO L168 Benchmark]: Toolchain (without parser) took 390.95 ms. Allocated memory is still 111.1 MB. Free memory was 75.4 MB in the beginning and 82.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:06:40,912 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 84.9 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:06:40,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.03 ms. Allocated memory is still 111.1 MB. Free memory was 75.1 MB in the beginning and 82.8 MB in the end (delta: -7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:06:40,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 84.9 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 388.03 ms. Allocated memory is still 111.1 MB. Free memory was 75.1 MB in the beginning and 82.8 MB in the end (delta: -7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 691]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8 --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 88f09ec5af0f641c9edfe2f7047937341e46c7f8baabeed0fd38f069cd3b5278 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:06:43,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:06:43,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:06:43,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:06:43,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:06:43,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:06:43,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:06:43,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:06:43,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:06:43,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:06:43,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:06:43,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:06:43,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:06:43,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:06:43,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:06:43,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:06:43,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:06:43,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:06:43,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:06:43,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:06:43,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:06:43,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:06:43,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:06:43,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:06:43,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:06:43,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:06:43,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:06:43,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:06:43,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:06:43,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:06:43,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:06:43,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:06:43,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:06:43,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:06:43,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:06:43,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:06:43,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:06:43,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:06:43,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:06:43,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:06:43,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:06:43,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:06:43,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:06:43,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:06:43,518 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:06:43,518 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:06:43,518 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:06:43,518 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:06:43,519 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:06:43,519 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:06:43,519 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:06:43,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:06:43,522 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:06:43,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:06:43,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:06:43,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:06:43,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:06:43,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:06:43,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:06:43,524 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:06:43,524 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:06:43,525 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:06:43,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:06:43,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:06:43,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:06:43,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:06:43,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:06:43,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:06:43,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:06:43,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:06:43,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:06:43,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:06:43,528 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:06:43,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:06:43,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:06:43,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:06:43,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:06:43,529 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f09ec5af0f641c9edfe2f7047937341e46c7f8baabeed0fd38f069cd3b5278 [2021-11-07 01:06:43,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:06:44,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:06:44,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:06:44,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:06:44,016 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:06:44,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-11-07 01:06:44,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/d71896770/a3a91465df374b6e8202d1adc61ebe19/FLAG557a7d926 [2021-11-07 01:06:44,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:06:44,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-11-07 01:06:44,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/d71896770/a3a91465df374b6e8202d1adc61ebe19/FLAG557a7d926 [2021-11-07 01:06:44,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/data/d71896770/a3a91465df374b6e8202d1adc61ebe19 [2021-11-07 01:06:44,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:06:44,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:06:44,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:44,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:06:44,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:06:44,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:44" (1/1) ... [2021-11-07 01:06:44,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334130ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:44, skipping insertion in model container [2021-11-07 01:06:44,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:44" (1/1) ... [2021-11-07 01:06:44,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:06:45,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:06:45,435 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c[3971,3984] [2021-11-07 01:06:45,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:06:45,680 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:06:45,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:06:45,708 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c[3971,3984] [2021-11-07 01:06:45,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:06:45,783 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:06:45,809 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_4e23d0a8-da84-409b-b342-4ba89c6e3651/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c[3971,3984] [2021-11-07 01:06:45,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:06:45,888 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:06:45,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45 WrapperNode [2021-11-07 01:06:45,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:45,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:06:45,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:06:45,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:06:45,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:45,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:45,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:06:45,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:06:45,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:06:45,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:06:46,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:06:46,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:06:46,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:06:46,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:06:46,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (1/1) ... [2021-11-07 01:06:46,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:06:46,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:06:46,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:06:46,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:06:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:06:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:06:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:06:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:06:49,122 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:06:49,123 INFO L299 CfgBuilder]: Removed 292 assume(true) statements. [2021-11-07 01:06:49,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:06:49 BoogieIcfgContainer [2021-11-07 01:06:49,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:06:49,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:06:49,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:06:49,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:06:49,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:06:44" (1/3) ... [2021-11-07 01:06:49,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7836991b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:06:49, skipping insertion in model container [2021-11-07 01:06:49,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:45" (2/3) ... [2021-11-07 01:06:49,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7836991b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:06:49, skipping insertion in model container [2021-11-07 01:06:49,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:06:49" (3/3) ... [2021-11-07 01:06:49,133 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product54.cil.c [2021-11-07 01:06:49,138 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:06:49,138 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:06:49,184 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:06:49,190 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 [2021-11-07 01:06:49,190 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:06:49,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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) [2021-11-07 01:06:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:06:49,216 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:49,216 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:06:49,217 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:49,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:49,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1762551328, now seen corresponding path program 1 times [2021-11-07 01:06:49,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:49,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5720175] [2021-11-07 01:06:49,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:49,237 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:49,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:49,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:49,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:06:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:49,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:06:49,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:49,560 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:49,640 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:49,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [5720175] [2021-11-07 01:06:49,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [5720175] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:49,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:49,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:06:49,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279617816] [2021-11-07 01:06:49,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:06:49,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:49,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:06:49,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:06:49,665 INFO L87 Difference]: Start difference. First operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-07 01:06:49,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:49,710 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2021-11-07 01:06:49,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:06:49,712 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 [2021-11-07 01:06:49,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:49,729 INFO L225 Difference]: With dead ends: 389 [2021-11-07 01:06:49,729 INFO L226 Difference]: Without dead ends: 194 [2021-11-07 01:06:49,734 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:06:49,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-11-07 01:06:49,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-11-07 01:06:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 191 states have (on average 1.5078534031413613) internal successors, (288), 193 states have internal predecessors, (288), 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) [2021-11-07 01:06:49,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2021-11-07 01:06:49,815 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2021-11-07 01:06:49,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:49,815 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2021-11-07 01:06:49,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-11-07 01:06:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2021-11-07 01:06:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 01:06:49,816 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:49,817 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] [2021-11-07 01:06:49,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:06:50,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:50,018 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:50,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:50,019 INFO L85 PathProgramCache]: Analyzing trace with hash -26641811, now seen corresponding path program 1 times [2021-11-07 01:06:50,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:50,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [124558867] [2021-11-07 01:06:50,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:50,021 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:50,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:50,022 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:50,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:06:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:50,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:06:50,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:50,328 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:50,398 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:50,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [124558867] [2021-11-07 01:06:50,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [124558867] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:50,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:50,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:06:50,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381206918] [2021-11-07 01:06:50,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:06:50,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:50,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:06:50,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:50,402 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-07 01:06:50,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:50,422 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2021-11-07 01:06:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:06:50,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-11-07 01:06:50,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:50,423 INFO L225 Difference]: With dead ends: 194 [2021-11-07 01:06:50,424 INFO L226 Difference]: Without dead ends: 75 [2021-11-07 01:06:50,425 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:50,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-07 01:06:50,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-07 01:06:50,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 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) [2021-11-07 01:06:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-11-07 01:06:50,431 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2021-11-07 01:06:50,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:50,432 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-11-07 01:06:50,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-07 01:06:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-11-07 01:06:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 01:06:50,433 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:50,433 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] [2021-11-07 01:06:50,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 01:06:50,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:50,646 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:50,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:50,647 INFO L85 PathProgramCache]: Analyzing trace with hash -842143495, now seen corresponding path program 1 times [2021-11-07 01:06:50,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:50,648 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190021037] [2021-11-07 01:06:50,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:50,648 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:50,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:50,649 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:50,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:06:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:50,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:06:50,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:50,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:51,010 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:51,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190021037] [2021-11-07 01:06:51,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190021037] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:51,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:51,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:06:51,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096327028] [2021-11-07 01:06:51,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:06:51,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:51,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:06:51,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:51,013 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-07 01:06:51,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:51,051 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2021-11-07 01:06:51,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:06:51,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 26 [2021-11-07 01:06:51,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:51,052 INFO L225 Difference]: With dead ends: 143 [2021-11-07 01:06:51,052 INFO L226 Difference]: Without dead ends: 75 [2021-11-07 01:06:51,053 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:51,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-11-07 01:06:51,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-11-07 01:06:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 states have internal predecessors, (109), 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) [2021-11-07 01:06:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-11-07 01:06:51,060 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-11-07 01:06:51,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:51,061 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-11-07 01:06:51,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2021-11-07 01:06:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-11-07 01:06:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 01:06:51,062 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:51,062 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] [2021-11-07 01:06:51,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-07 01:06:51,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:51,275 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:51,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:51,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1960323658, now seen corresponding path program 1 times [2021-11-07 01:06:51,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:51,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227615782] [2021-11-07 01:06:51,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:51,276 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:51,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:51,277 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:51,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:06:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:51,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:06:51,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:51,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:51,603 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:51,663 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:51,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227615782] [2021-11-07 01:06:51,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227615782] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:51,664 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:51,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:06:51,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390332277] [2021-11-07 01:06:51,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:06:51,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:51,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:06:51,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:06:51,666 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-07 01:06:51,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:51,746 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2021-11-07 01:06:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:06:51,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 29 [2021-11-07 01:06:51,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:51,748 INFO L225 Difference]: With dead ends: 155 [2021-11-07 01:06:51,748 INFO L226 Difference]: Without dead ends: 87 [2021-11-07 01:06:51,748 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:06:51,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-11-07 01:06:51,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2021-11-07 01:06:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 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) [2021-11-07 01:06:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2021-11-07 01:06:51,759 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2021-11-07 01:06:51,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:51,760 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2021-11-07 01:06:51,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-07 01:06:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2021-11-07 01:06:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:06:51,761 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:51,762 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] [2021-11-07 01:06:51,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:06:51,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:51,975 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:51,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:51,976 INFO L85 PathProgramCache]: Analyzing trace with hash 240541957, now seen corresponding path program 1 times [2021-11-07 01:06:51,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:51,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [244290936] [2021-11-07 01:06:51,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:51,977 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:51,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:51,978 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:51,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:06:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:52,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:06:52,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:52,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:52,402 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:52,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [244290936] [2021-11-07 01:06:52,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [244290936] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:52,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:52,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:06:52,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830167242] [2021-11-07 01:06:52,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:06:52,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:52,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:06:52,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:06:52,405 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:06:52,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:52,494 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2021-11-07 01:06:52,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:06:52,495 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-11-07 01:06:52,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:52,496 INFO L225 Difference]: With dead ends: 223 [2021-11-07 01:06:52,497 INFO L226 Difference]: Without dead ends: 145 [2021-11-07 01:06:52,497 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:06:52,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-11-07 01:06:52,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2021-11-07 01:06:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 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) [2021-11-07 01:06:52,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2021-11-07 01:06:52,510 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2021-11-07 01:06:52,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:52,510 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2021-11-07 01:06:52,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:06:52,511 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2021-11-07 01:06:52,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:06:52,512 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:52,512 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] [2021-11-07 01:06:52,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-07 01:06:52,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:52,733 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:52,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:52,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1174005666, now seen corresponding path program 1 times [2021-11-07 01:06:52,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:52,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [682118601] [2021-11-07 01:06:52,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:52,736 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:52,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:52,737 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:52,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:06:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:52,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:06:52,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:53,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:53,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:53,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:53,183 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:53,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [682118601] [2021-11-07 01:06:53,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [682118601] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:53,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:53,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:06:53,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316516190] [2021-11-07 01:06:53,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:06:53,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:53,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:06:53,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:06:53,185 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:06:53,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:53,391 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2021-11-07 01:06:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:06:53,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-11-07 01:06:53,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:53,396 INFO L225 Difference]: With dead ends: 313 [2021-11-07 01:06:53,396 INFO L226 Difference]: Without dead ends: 226 [2021-11-07 01:06:53,397 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:06:53,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-07 01:06:53,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-11-07 01:06:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 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) [2021-11-07 01:06:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2021-11-07 01:06:53,419 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2021-11-07 01:06:53,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:53,421 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2021-11-07 01:06:53,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2021-11-07 01:06:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-11-07 01:06:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:06:53,431 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:53,431 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] [2021-11-07 01:06:53,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-07 01:06:53,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:53,649 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:53,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:53,650 INFO L85 PathProgramCache]: Analyzing trace with hash 941606535, now seen corresponding path program 1 times [2021-11-07 01:06:53,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:53,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064802422] [2021-11-07 01:06:53,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:53,651 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:53,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:53,667 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:53,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:06:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:53,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:06:53,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:54,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:54,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:54,185 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:54,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064802422] [2021-11-07 01:06:54,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064802422] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:54,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:54,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:06:54,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023482729] [2021-11-07 01:06:54,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:06:54,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:54,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:06:54,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:06:54,187 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-07 01:06:54,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:54,260 INFO L93 Difference]: Finished difference Result 240 states and 321 transitions. [2021-11-07 01:06:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:06:54,261 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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 35 [2021-11-07 01:06:54,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:54,262 INFO L225 Difference]: With dead ends: 240 [2021-11-07 01:06:54,262 INFO L226 Difference]: Without dead ends: 154 [2021-11-07 01:06:54,263 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:06:54,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-11-07 01:06:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 99. [2021-11-07 01:06:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 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) [2021-11-07 01:06:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2021-11-07 01:06:54,275 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2021-11-07 01:06:54,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:54,275 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2021-11-07 01:06:54,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-11-07 01:06:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2021-11-07 01:06:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:06:54,276 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:54,277 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] [2021-11-07 01:06:54,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:06:54,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:54,489 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:54,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:54,490 INFO L85 PathProgramCache]: Analyzing trace with hash 354800521, now seen corresponding path program 1 times [2021-11-07 01:06:54,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:54,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [366879693] [2021-11-07 01:06:54,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:54,491 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:54,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:54,493 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:54,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:06:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:54,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:06:54,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:54,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:55,024 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:55,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [366879693] [2021-11-07 01:06:55,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [366879693] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:55,028 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:55,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:06:55,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044298181] [2021-11-07 01:06:55,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:06:55,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:55,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:06:55,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:55,031 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-07 01:06:55,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:55,109 INFO L93 Difference]: Finished difference Result 291 states and 389 transitions. [2021-11-07 01:06:55,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:06:55,110 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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 35 [2021-11-07 01:06:55,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:55,112 INFO L225 Difference]: With dead ends: 291 [2021-11-07 01:06:55,112 INFO L226 Difference]: Without dead ends: 199 [2021-11-07 01:06:55,112 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:06:55,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2021-11-07 01:06:55,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 168. [2021-11-07 01:06:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 167 states have (on average 1.3293413173652695) internal successors, (222), 167 states have internal predecessors, (222), 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) [2021-11-07 01:06:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 222 transitions. [2021-11-07 01:06:55,132 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 222 transitions. Word has length 35 [2021-11-07 01:06:55,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:55,132 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 222 transitions. [2021-11-07 01:06:55,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-07 01:06:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 222 transitions. [2021-11-07 01:06:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 01:06:55,133 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:55,134 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] [2021-11-07 01:06:55,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:06:55,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:55,347 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:55,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:55,347 INFO L85 PathProgramCache]: Analyzing trace with hash 30142025, now seen corresponding path program 1 times [2021-11-07 01:06:55,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:55,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1186571910] [2021-11-07 01:06:55,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:55,348 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:55,349 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:55,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:06:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:55,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:06:55,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:55,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:55,959 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:55,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1186571910] [2021-11-07 01:06:55,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1186571910] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:06:55,959 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:06:55,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:06:55,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347338283] [2021-11-07 01:06:55,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:06:55,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:06:55,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:06:55,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:06:55,961 INFO L87 Difference]: Start difference. First operand 168 states and 222 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-11-07 01:06:57,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:06:57,644 INFO L93 Difference]: Finished difference Result 809 states and 1078 transitions. [2021-11-07 01:06:57,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:06:57,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-11-07 01:06:57,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:06:57,650 INFO L225 Difference]: With dead ends: 809 [2021-11-07 01:06:57,650 INFO L226 Difference]: Without dead ends: 648 [2021-11-07 01:06:57,651 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:06:57,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2021-11-07 01:06:57,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 291. [2021-11-07 01:06:57,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.306896551724138) internal successors, (379), 290 states have internal predecessors, (379), 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) [2021-11-07 01:06:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 379 transitions. [2021-11-07 01:06:57,698 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 379 transitions. Word has length 36 [2021-11-07 01:06:57,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:06:57,698 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 379 transitions. [2021-11-07 01:06:57,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-11-07 01:06:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 379 transitions. [2021-11-07 01:06:57,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-07 01:06:57,700 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:06:57,701 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:06:57,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:06:57,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:06:57,914 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:06:57,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:06:57,915 INFO L85 PathProgramCache]: Analyzing trace with hash -351170267, now seen corresponding path program 1 times [2021-11-07 01:06:57,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:06:57,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1203558805] [2021-11-07 01:06:57,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:57,916 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:06:57,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:06:57,917 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:06:57,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:06:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:58,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:06:58,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 01:06:58,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 01:06:58,842 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:06:58,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1203558805] [2021-11-07 01:06:58,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1203558805] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:06:58,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [720355277] [2021-11-07 01:06:58,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:58,843 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:06:58,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:06:58,845 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:06:58,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-07 01:06:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:06:59,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:06:59,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:06:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:59,557 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:06:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:06:59,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [720355277] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:06:59,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579506268] [2021-11-07 01:06:59,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:06:59,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:06:59,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:06:59,812 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:06:59,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 01:07:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:00,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:07:00,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:00,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:00,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579506268] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:07:00,589 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:07:00,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-11-07 01:07:00,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156640321] [2021-11-07 01:07:00,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 01:07:00,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:00,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 01:07:00,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:07:00,592 INFO L87 Difference]: Start difference. First operand 291 states and 379 transitions. Second operand has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 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) [2021-11-07 01:07:11,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:11,467 INFO L93 Difference]: Finished difference Result 2453 states and 3368 transitions. [2021-11-07 01:07:11,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-11-07 01:07:11,467 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 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 [2021-11-07 01:07:11,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:11,483 INFO L225 Difference]: With dead ends: 2453 [2021-11-07 01:07:11,484 INFO L226 Difference]: Without dead ends: 2169 [2021-11-07 01:07:11,489 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3998 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1894, Invalid=8612, Unknown=0, NotChecked=0, Total=10506 [2021-11-07 01:07:11,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2021-11-07 01:07:11,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 428. [2021-11-07 01:07:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 427 states have (on average 1.2997658079625294) internal successors, (555), 427 states have internal predecessors, (555), 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) [2021-11-07 01:07:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 555 transitions. [2021-11-07 01:07:11,586 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 555 transitions. Word has length 63 [2021-11-07 01:07:11,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:11,586 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 555 transitions. [2021-11-07 01:07:11,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.266666666666667) internal successors, (199), 15 states have internal predecessors, (199), 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) [2021-11-07 01:07:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 555 transitions. [2021-11-07 01:07:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-07 01:07:11,589 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:11,589 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:07:11,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:11,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:12,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:12,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:07:12,206 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:07:12,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:12,207 INFO L85 PathProgramCache]: Analyzing trace with hash 474968978, now seen corresponding path program 1 times [2021-11-07 01:07:12,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:12,207 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586373853] [2021-11-07 01:07:12,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:12,208 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:12,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:12,209 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:12,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 01:07:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:12,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:07:12,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:13,018 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-07 01:07:13,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-07 01:07:13,307 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:13,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586373853] [2021-11-07 01:07:13,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586373853] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:13,307 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:13,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:07:13,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545447582] [2021-11-07 01:07:13,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:07:13,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:13,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:07:13,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:07:13,311 INFO L87 Difference]: Start difference. First operand 428 states and 555 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-11-07 01:07:13,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:13,382 INFO L93 Difference]: Finished difference Result 631 states and 807 transitions. [2021-11-07 01:07:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:07:13,384 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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 107 [2021-11-07 01:07:13,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:13,385 INFO L225 Difference]: With dead ends: 631 [2021-11-07 01:07:13,385 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:07:13,386 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:07:13,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:07:13,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:07:13,387 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) [2021-11-07 01:07:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:07:13,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2021-11-07 01:07:13,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:13,387 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:07:13,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-11-07 01:07:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:07:13,388 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:07:13,391 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:07:13,391 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:07:13,392 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:07:13,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:13,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:13,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:07:13,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:13,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:14,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:15,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:07:19,387 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,387 INFO L853 garLoopResultBuilder]: At program point L465(lines 458 468) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-11-07 01:07:19,387 INFO L853 garLoopResultBuilder]: At program point L465-1(lines 458 468) the Hoare annotation is: false [2021-11-07 01:07:19,387 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L853 garLoopResultBuilder]: At program point L465-2(lines 458 468) the Hoare annotation is: false [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L399-1(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L399-2(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L399-3(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L399-4(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2021-11-07 01:07:19,388 INFO L857 garLoopResultBuilder]: For program point L399-5(lines 399 407) no Hoare annotation was computed. [2021-11-07 01:07:19,389 INFO L853 garLoopResultBuilder]: At program point L69(lines 337 343) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse5))) [2021-11-07 01:07:19,389 INFO L853 garLoopResultBuilder]: At program point L69-1(lines 337 343) the Hoare annotation is: false [2021-11-07 01:07:19,389 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 337 343) the Hoare annotation is: false [2021-11-07 01:07:19,389 INFO L857 garLoopResultBuilder]: For program point L369(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,389 INFO L857 garLoopResultBuilder]: For program point L369-1(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,390 INFO L857 garLoopResultBuilder]: For program point L369-2(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,390 INFO L857 garLoopResultBuilder]: For program point L369-3(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,390 INFO L857 garLoopResultBuilder]: For program point L369-4(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,390 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 241) no Hoare annotation was computed. [2021-11-07 01:07:19,390 INFO L857 garLoopResultBuilder]: For program point L369-5(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L237-1(lines 237 241) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L369-6(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L369-7(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L369-8(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L369-9(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,391 INFO L857 garLoopResultBuilder]: For program point L369-10(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,392 INFO L857 garLoopResultBuilder]: For program point L369-11(lines 369 386) no Hoare annotation was computed. [2021-11-07 01:07:19,392 INFO L857 garLoopResultBuilder]: For program point L601(lines 601 614) no Hoare annotation was computed. [2021-11-07 01:07:19,392 INFO L853 garLoopResultBuilder]: At program point L337(lines 333 355) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-11-07 01:07:19,392 INFO L853 garLoopResultBuilder]: At program point L337-1(lines 333 355) the Hoare annotation is: false [2021-11-07 01:07:19,393 INFO L853 garLoopResultBuilder]: At program point L337-2(lines 333 355) the Hoare annotation is: false [2021-11-07 01:07:19,393 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 143) no Hoare annotation was computed. [2021-11-07 01:07:19,393 INFO L853 garLoopResultBuilder]: At program point L207(lines 202 210) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-11-07 01:07:19,393 INFO L853 garLoopResultBuilder]: At program point L207-1(lines 202 210) the Hoare annotation is: false [2021-11-07 01:07:19,393 INFO L853 garLoopResultBuilder]: At program point L207-2(lines 202 210) the Hoare annotation is: false [2021-11-07 01:07:19,394 INFO L853 garLoopResultBuilder]: At program point L207-3(lines 202 210) the Hoare annotation is: false [2021-11-07 01:07:19,394 INFO L853 garLoopResultBuilder]: At program point L207-4(lines 202 210) the Hoare annotation is: false [2021-11-07 01:07:19,394 INFO L853 garLoopResultBuilder]: At program point L207-5(lines 202 210) the Hoare annotation is: false [2021-11-07 01:07:19,394 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,394 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-1(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-2(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-3(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-4(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-5(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,395 INFO L857 garLoopResultBuilder]: For program point L373-6(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,396 INFO L857 garLoopResultBuilder]: For program point L373-7(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,396 INFO L857 garLoopResultBuilder]: For program point L373-8(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,396 INFO L857 garLoopResultBuilder]: For program point L373-9(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,396 INFO L857 garLoopResultBuilder]: For program point L373-10(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,396 INFO L857 garLoopResultBuilder]: For program point L373-11(lines 373 381) no Hoare annotation was computed. [2021-11-07 01:07:19,397 INFO L857 garLoopResultBuilder]: For program point L572(lines 571 618) no Hoare annotation was computed. [2021-11-07 01:07:19,397 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2021-11-07 01:07:19,397 INFO L853 garLoopResultBuilder]: At program point L474(lines 469 477) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse4 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse5))) [2021-11-07 01:07:19,397 INFO L853 garLoopResultBuilder]: At program point L474-1(lines 469 477) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:07:19,397 INFO L853 garLoopResultBuilder]: At program point L474-2(lines 469 477) the Hoare annotation is: false [2021-11-07 01:07:19,398 INFO L853 garLoopResultBuilder]: At program point L474-3(lines 469 477) the Hoare annotation is: false [2021-11-07 01:07:19,398 INFO L853 garLoopResultBuilder]: At program point L474-4(lines 469 477) the Hoare annotation is: false [2021-11-07 01:07:19,398 INFO L853 garLoopResultBuilder]: At program point L474-5(lines 469 477) the Hoare annotation is: false [2021-11-07 01:07:19,398 INFO L857 garLoopResultBuilder]: For program point L310(lines 310 317) no Hoare annotation was computed. [2021-11-07 01:07:19,398 INFO L860 garLoopResultBuilder]: At program point L310-1(lines 310 317) the Hoare annotation is: true [2021-11-07 01:07:19,399 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,399 INFO L857 garLoopResultBuilder]: For program point L542-2(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,399 INFO L857 garLoopResultBuilder]: For program point L542-3(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,399 INFO L857 garLoopResultBuilder]: For program point L542-5(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,399 INFO L853 garLoopResultBuilder]: At program point L344(lines 344 350) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,400 INFO L857 garLoopResultBuilder]: For program point L542-6(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,400 INFO L853 garLoopResultBuilder]: At program point L344-1(lines 344 350) the Hoare annotation is: false [2021-11-07 01:07:19,400 INFO L857 garLoopResultBuilder]: For program point L542-8(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,400 INFO L853 garLoopResultBuilder]: At program point L344-2(lines 344 350) the Hoare annotation is: false [2021-11-07 01:07:19,400 INFO L857 garLoopResultBuilder]: For program point L542-9(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,400 INFO L857 garLoopResultBuilder]: For program point L542-11(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,401 INFO L857 garLoopResultBuilder]: For program point L542-12(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,401 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 97) no Hoare annotation was computed. [2021-11-07 01:07:19,401 INFO L857 garLoopResultBuilder]: For program point L542-14(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,401 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 1 1027) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse6 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse5 .cse1 .cse2 .cse6))) [2021-11-07 01:07:19,401 INFO L857 garLoopResultBuilder]: For program point L542-15(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,402 INFO L857 garLoopResultBuilder]: For program point L80-2(lines 80 97) no Hoare annotation was computed. [2021-11-07 01:07:19,402 INFO L853 garLoopResultBuilder]: At program point L80-3(lines 1 1027) the Hoare annotation is: false [2021-11-07 01:07:19,402 INFO L857 garLoopResultBuilder]: For program point L542-17(lines 542 546) no Hoare annotation was computed. [2021-11-07 01:07:19,402 INFO L857 garLoopResultBuilder]: For program point L80-4(lines 80 97) no Hoare annotation was computed. [2021-11-07 01:07:19,402 INFO L853 garLoopResultBuilder]: At program point L80-5(lines 1 1027) the Hoare annotation is: false [2021-11-07 01:07:19,402 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 613) no Hoare annotation was computed. [2021-11-07 01:07:19,403 INFO L853 garLoopResultBuilder]: At program point L609-2(lines 609 613) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,403 INFO L857 garLoopResultBuilder]: For program point L115(lines 115 119) no Hoare annotation was computed. [2021-11-07 01:07:19,403 INFO L857 garLoopResultBuilder]: For program point L115-3(lines 115 119) no Hoare annotation was computed. [2021-11-07 01:07:19,403 INFO L857 garLoopResultBuilder]: For program point L115-6(lines 115 119) no Hoare annotation was computed. [2021-11-07 01:07:19,403 INFO L853 garLoopResultBuilder]: At program point L282(lines 278 284) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L216-1(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L216-2(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 94) no Hoare annotation was computed. [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L84-2(lines 84 94) no Hoare annotation was computed. [2021-11-07 01:07:19,404 INFO L857 garLoopResultBuilder]: For program point L84-4(lines 84 94) no Hoare annotation was computed. [2021-11-07 01:07:19,405 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse5 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2 .cse5))) [2021-11-07 01:07:19,405 INFO L853 garLoopResultBuilder]: At program point L184-1(lines 179 187) the Hoare annotation is: false [2021-11-07 01:07:19,405 INFO L853 garLoopResultBuilder]: At program point L184-2(lines 179 187) the Hoare annotation is: false [2021-11-07 01:07:19,405 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-11-07 01:07:19,405 INFO L857 garLoopResultBuilder]: For program point L85-2(lines 85 91) no Hoare annotation was computed. [2021-11-07 01:07:19,406 INFO L857 garLoopResultBuilder]: For program point L85-4(lines 85 91) no Hoare annotation was computed. [2021-11-07 01:07:19,406 INFO L857 garLoopResultBuilder]: For program point L581(lines 581 587) no Hoare annotation was computed. [2021-11-07 01:07:19,406 INFO L853 garLoopResultBuilder]: At program point L581-1(lines 581 587) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,406 INFO L853 garLoopResultBuilder]: At program point L548(lines 533 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-11-07 01:07:19,406 INFO L853 garLoopResultBuilder]: At program point L548-1(lines 533 551) the Hoare annotation is: false [2021-11-07 01:07:19,407 INFO L853 garLoopResultBuilder]: At program point L548-2(lines 533 551) the Hoare annotation is: false [2021-11-07 01:07:19,407 INFO L853 garLoopResultBuilder]: At program point L548-3(lines 533 551) the Hoare annotation is: false [2021-11-07 01:07:19,407 INFO L853 garLoopResultBuilder]: At program point L548-4(lines 533 551) the Hoare annotation is: false [2021-11-07 01:07:19,407 INFO L853 garLoopResultBuilder]: At program point L548-5(lines 533 551) the Hoare annotation is: false [2021-11-07 01:07:19,407 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:07:19,408 INFO L853 garLoopResultBuilder]: At program point L152(lines 147 155) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-11-07 01:07:19,408 INFO L853 garLoopResultBuilder]: At program point L152-1(lines 147 155) the Hoare annotation is: false [2021-11-07 01:07:19,408 INFO L853 garLoopResultBuilder]: At program point L152-2(lines 147 155) the Hoare annotation is: false [2021-11-07 01:07:19,408 INFO L860 garLoopResultBuilder]: At program point L319(lines 300 322) the Hoare annotation is: true [2021-11-07 01:07:19,408 INFO L853 garLoopResultBuilder]: At program point L650(lines 1 1027) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:07:19,409 INFO L853 garLoopResultBuilder]: At program point L619(lines 570 620) the Hoare annotation is: false [2021-11-07 01:07:19,409 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 438) no Hoare annotation was computed. [2021-11-07 01:07:19,409 INFO L857 garLoopResultBuilder]: For program point L421-1(lines 421 438) no Hoare annotation was computed. [2021-11-07 01:07:19,409 INFO L857 garLoopResultBuilder]: For program point L421-2(lines 421 438) no Hoare annotation was computed. [2021-11-07 01:07:19,409 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:07:19,409 INFO L853 garLoopResultBuilder]: At program point L59(lines 54 61) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192-1(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192-2(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192-3(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192-4(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,410 INFO L857 garLoopResultBuilder]: For program point L192-5(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-6(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-7(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-8(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-9(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-10(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,411 INFO L857 garLoopResultBuilder]: For program point L192-11(lines 192 198) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523-2(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523-3(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523-5(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523-6(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,412 INFO L857 garLoopResultBuilder]: For program point L523-8(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point L523-9(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point L523-11(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 131) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point L523-12(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point L523-14(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,413 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-15(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-17(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-18(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-20(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-21(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,414 INFO L857 garLoopResultBuilder]: For program point L523-23(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-24(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-26(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-27(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-29(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-30(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,415 INFO L857 garLoopResultBuilder]: For program point L523-32(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L523-33(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 433) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L425-1(lines 425 433) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L523-35(lines 523 527) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L425-2(lines 425 433) no Hoare annotation was computed. [2021-11-07 01:07:19,416 INFO L857 garLoopResultBuilder]: For program point L591(lines 591 597) no Hoare annotation was computed. [2021-11-07 01:07:19,417 INFO L853 garLoopResultBuilder]: At program point L591-1(lines 591 597) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,417 INFO L853 garLoopResultBuilder]: At program point L658(lines 653 661) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:07:19,417 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,417 INFO L857 garLoopResultBuilder]: For program point L395-1(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,417 INFO L857 garLoopResultBuilder]: For program point L395-2(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,417 INFO L857 garLoopResultBuilder]: For program point L395-3(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,418 INFO L857 garLoopResultBuilder]: For program point L395-4(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,418 INFO L857 garLoopResultBuilder]: For program point L395-5(lines 395 412) no Hoare annotation was computed. [2021-11-07 01:07:19,418 INFO L853 garLoopResultBuilder]: At program point L197(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,418 INFO L853 garLoopResultBuilder]: At program point L197-1(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,418 INFO L853 garLoopResultBuilder]: At program point L197-2(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,418 INFO L853 garLoopResultBuilder]: At program point L197-3(lines 188 201) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,419 INFO L853 garLoopResultBuilder]: At program point L197-4(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,419 INFO L853 garLoopResultBuilder]: At program point L197-5(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,419 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:07:19,419 INFO L853 garLoopResultBuilder]: At program point L197-6(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,419 INFO L853 garLoopResultBuilder]: At program point L197-7(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,420 INFO L853 garLoopResultBuilder]: At program point L197-8(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,420 INFO L853 garLoopResultBuilder]: At program point L197-9(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,420 INFO L853 garLoopResultBuilder]: At program point L197-10(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,420 INFO L853 garLoopResultBuilder]: At program point L197-11(lines 188 201) the Hoare annotation is: false [2021-11-07 01:07:19,420 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 216) no Hoare annotation was computed. [2021-11-07 01:07:19,420 INFO L853 garLoopResultBuilder]: At program point L529(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,421 INFO L853 garLoopResultBuilder]: At program point L529-1(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,421 INFO L853 garLoopResultBuilder]: At program point L529-2(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,421 INFO L853 garLoopResultBuilder]: At program point L529-3(lines 514 532) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-11-07 01:07:19,421 INFO L853 garLoopResultBuilder]: At program point L529-4(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,421 INFO L853 garLoopResultBuilder]: At program point L529-5(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-6(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-7(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-8(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-9(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-10(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,422 INFO L853 garLoopResultBuilder]: At program point L529-11(lines 514 532) the Hoare annotation is: false [2021-11-07 01:07:19,423 INFO L853 garLoopResultBuilder]: At program point L233-2(lines 233 247) the Hoare annotation is: false [2021-11-07 01:07:19,426 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:07:19,428 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:07:19,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:07:19 BoogieIcfgContainer [2021-11-07 01:07:19,460 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:07:19,461 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:07:19,461 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:07:19,461 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:07:19,462 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:06:49" (3/4) ... [2021-11-07 01:07:19,465 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:07:19,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:07:19,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:07:19,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:07:19,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:07:19,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:07:19,503 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:07:19,505 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:07:19,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:07:19,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:07:19,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:07:19,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) [2021-11-07 01:07:19,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,536 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,536 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-11-07 01:07:19,537 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) [2021-11-07 01:07:19,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-11-07 01:07:19,539 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-11-07 01:07:19,540 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-11-07 01:07:19,541 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,542 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:07:19,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result [2021-11-07 01:07:19,544 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result [2021-11-07 01:07:19,621 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:07:19,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:07:19,623 INFO L168 Benchmark]: Toolchain (without parser) took 34656.80 ms. Allocated memory was 50.3 MB in the beginning and 157.3 MB in the end (delta: 107.0 MB). Free memory was 25.6 MB in the beginning and 90.2 MB in the end (delta: -64.6 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,623 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:07:19,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 919.47 ms. Allocated memory was 50.3 MB in the beginning and 71.3 MB in the end (delta: 21.0 MB). Free memory was 25.4 MB in the beginning and 52.9 MB in the end (delta: -27.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.55 ms. Allocated memory is still 71.3 MB. Free memory was 52.9 MB in the beginning and 48.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,625 INFO L168 Benchmark]: Boogie Preprocessor took 87.04 ms. Allocated memory is still 71.3 MB. Free memory was 48.0 MB in the beginning and 44.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,625 INFO L168 Benchmark]: RCFGBuilder took 3042.82 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 60.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,626 INFO L168 Benchmark]: TraceAbstraction took 30333.09 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 59.7 MB in the beginning and 105.9 MB in the end (delta: -46.3 MB). Peak memory consumption was 83.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,626 INFO L168 Benchmark]: Witness Printer took 160.68 ms. Allocated memory is still 157.3 MB. Free memory was 105.9 MB in the beginning and 90.2 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:19,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.3 MB in the beginning and 30.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 919.47 ms. Allocated memory was 50.3 MB in the beginning and 71.3 MB in the end (delta: 21.0 MB). Free memory was 25.4 MB in the beginning and 52.9 MB in the end (delta: -27.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.55 ms. Allocated memory is still 71.3 MB. Free memory was 52.9 MB in the beginning and 48.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.04 ms. Allocated memory is still 71.3 MB. Free memory was 48.0 MB in the beginning and 44.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3042.82 ms. Allocated memory was 71.3 MB in the beginning and 88.1 MB in the end (delta: 16.8 MB). Free memory was 44.5 MB in the beginning and 60.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30333.09 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 59.7 MB in the beginning and 105.9 MB in the end (delta: -46.3 MB). Peak memory consumption was 83.4 MB. Max. memory is 16.1 GB. * Witness Printer took 160.68 ms. Allocated memory is still 157.3 MB. Free memory was 105.9 MB in the beginning and 90.2 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 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: 216]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 216]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 216]: 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, 198 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 30.2s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1700 SDtfs, 4312 SDslu, 4224 SDs, 0 SdLazy, 1053 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1299 GetRequests, 1157 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4015 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=428occurred in iteration=10, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 2370 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 74 PreInvPairs, 164 NumberOfFragments, 790 HoareAnnotationTreeSize, 74 FomulaSimplifications, 350358 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 74 FomulaSimplificationsInter, 129720 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 566 NumberOfCodeBlocks, 566 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 2020 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2974 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 288/312 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: 278]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && 2bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && 2bv32 == \result) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 609]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:07:19,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e23d0a8-da84-409b-b342-4ba89c6e3651/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE