./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b57a794fa6b429f14911ed2b6a28ecb30bf580e5cb37ae05e7120c2d485c2d18 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b57a794fa6b429f14911ed2b6a28ecb30bf580e5cb37ae05e7120c2d485c2d18 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:17:53,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:17:53,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:17:53,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:17:53,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:17:53,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:17:53,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:17:53,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:17:53,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:17:53,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:17:53,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:17:53,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:17:53,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:17:53,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:17:53,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:17:53,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:17:53,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:17:53,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:17:53,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:17:53,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:17:53,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:17:53,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:17:53,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:17:53,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:17:53,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:17:53,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:17:53,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:17:53,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:17:53,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:17:53,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:17:53,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:17:53,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:17:53,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:17:53,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:17:53,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:17:53,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:17:53,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:17:53,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:17:53,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:17:53,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:17:53,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:17:53,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:17:53,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:17:53,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:17:53,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:17:53,181 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:17:53,182 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:17:53,182 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:17:53,182 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:17:53,183 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:17:53,191 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:17:53,191 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:17:53,192 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:17:53,193 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:17:53,193 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:17:53,194 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:17:53,194 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:17:53,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:17:53,195 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:17:53,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:17:53,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:17:53,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:17:53,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:17:53,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:17:53,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:17:53,197 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:17:53,197 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:17:53,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:17:53,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:17:53,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:17:53,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:17:53,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:17:53,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:17:53,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:17:53,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:17:53,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:17:53,202 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:17:53,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:17:53,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:17:53,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:17:53,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:17:53,204 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_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b57a794fa6b429f14911ed2b6a28ecb30bf580e5cb37ae05e7120c2d485c2d18 [2021-10-29 05:17:53,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:17:53,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:17:53,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:17:53,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:17:53,546 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:17:53,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-29 05:17:53,649 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/d643e6f04/9332060ea6934060acb888dba13d927d/FLAGd29010aab [2021-10-29 05:17:54,169 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:17:54,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-29 05:17:54,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/d643e6f04/9332060ea6934060acb888dba13d927d/FLAGd29010aab [2021-10-29 05:17:54,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/d643e6f04/9332060ea6934060acb888dba13d927d [2021-10-29 05:17:54,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:17:54,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:17:54,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:17:54,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:17:54,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:17:54,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:17:54" (1/1) ... [2021-10-29 05:17:54,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146ea69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:17:54, skipping insertion in model container [2021-10-29 05:17:54,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:17:54" (1/1) ... [2021-10-29 05:17:54,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:17:54,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:17:54,969 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[18075,18088] [2021-10-29 05:17:54,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:17:54,999 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:17:54,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68fca67a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:17:54, skipping insertion in model container [2021-10-29 05:17:55,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:17:55,000 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:17:55,003 INFO L168 Benchmark]: Toolchain (without parser) took 521.10 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 55.0 MB in the beginning and 90.6 MB in the end (delta: -35.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:17:55,004 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:17:55,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.16 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 54.8 MB in the beginning and 90.6 MB in the end (delta: -35.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:17:55,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 509.16 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 54.8 MB in the beginning and 90.6 MB in the end (delta: -35.8 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: 456]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:17:57,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:17:57,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:17:57,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:17:57,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:17:57,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:17:57,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:17:57,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:17:57,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:17:57,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:17:57,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:17:57,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:17:57,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:17:57,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:17:57,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:17:57,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:17:57,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:17:57,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:17:57,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:17:57,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:17:57,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:17:57,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:17:57,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:17:57,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:17:57,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:17:57,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:17:57,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:17:57,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:17:57,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:17:57,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:17:57,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:17:57,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:17:57,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:17:57,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:17:57,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:17:57,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:17:57,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:17:57,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:17:57,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:17:57,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:17:57,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:17:57,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:17:57,864 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:17:57,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:17:57,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:17:57,867 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:17:57,867 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:17:57,867 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:17:57,868 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:17:57,868 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:17:57,868 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:17:57,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:17:57,871 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:17:57,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:17:57,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:17:57,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:17:57,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:17:57,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:17:57,873 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:17:57,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:17:57,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:17:57,874 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:17:57,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:17:57,875 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:17:57,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:17:57,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:17:57,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:17:57,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:17:57,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:17:57,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:17:57,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:17:57,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:17:57,877 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:17:57,878 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:17:57,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:17:57,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:17:57,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:17:57,879 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_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b57a794fa6b429f14911ed2b6a28ecb30bf580e5cb37ae05e7120c2d485c2d18 [2021-10-29 05:17:58,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:17:58,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:17:58,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:17:58,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:17:58,387 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:17:58,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-29 05:17:58,492 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/8fe30df0a/cd3216da45fd4aacafbe5c06bc6cab7d/FLAG873db706f [2021-10-29 05:17:59,278 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:17:59,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c [2021-10-29 05:17:59,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/8fe30df0a/cd3216da45fd4aacafbe5c06bc6cab7d/FLAG873db706f [2021-10-29 05:17:59,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/data/8fe30df0a/cd3216da45fd4aacafbe5c06bc6cab7d [2021-10-29 05:17:59,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:17:59,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:17:59,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:17:59,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:17:59,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:17:59,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:17:59" (1/1) ... [2021-10-29 05:17:59,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b310e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:17:59, skipping insertion in model container [2021-10-29 05:17:59,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:17:59" (1/1) ... [2021-10-29 05:17:59,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:17:59,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:17:59,930 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_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[18075,18088] [2021-10-29 05:17:59,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:17:59,959 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:17:59,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:18:00,059 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_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[18075,18088] [2021-10-29 05:18:00,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:00,072 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:18:00,130 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_9574d2cd-b487-4d6a-b22b-365e34603c7b/sv-benchmarks/c/product-lines/minepump_spec5_product60.cil.c[18075,18088] [2021-10-29 05:18:00,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:00,160 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:18:00,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00 WrapperNode [2021-10-29 05:18:00,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:18:00,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:18:00,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:18:00,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:18:00,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:18:00,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:18:00,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:18:00,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:18:00,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:18:00,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:18:00,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:18:00,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:18:00,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (1/1) ... [2021-10-29 05:18:00,385 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:18:00,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:18:00,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:18:00,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:18:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:18:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:18:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:18:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:18:03,397 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:18:03,398 INFO L299 CfgBuilder]: Removed 212 assume(true) statements. [2021-10-29 05:18:03,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:03 BoogieIcfgContainer [2021-10-29 05:18:03,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:18:03,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:18:03,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:18:03,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:18:03,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:17:59" (1/3) ... [2021-10-29 05:18:03,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5affe224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:18:03, skipping insertion in model container [2021-10-29 05:18:03,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:00" (2/3) ... [2021-10-29 05:18:03,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5affe224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:18:03, skipping insertion in model container [2021-10-29 05:18:03,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:03" (3/3) ... [2021-10-29 05:18:03,413 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2021-10-29 05:18:03,420 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:18:03,420 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:18:03,483 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:18:03,493 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:18:03,494 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:18:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 146 states, 142 states have (on average 1.5211267605633803) internal successors, (216), 145 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:18:03,536 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:03,537 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:03,538 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:03,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:03,545 INFO L85 PathProgramCache]: Analyzing trace with hash -622606752, now seen corresponding path program 1 times [2021-10-29 05:18:03,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:03,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2074593541] [2021-10-29 05:18:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:03,565 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:03,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:03,569 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:03,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:18:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:03,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:18:03,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:03,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:04,007 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:04,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2074593541] [2021-10-29 05:18:04,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2074593541] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:04,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:04,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:18:04,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139963290] [2021-10-29 05:18:04,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:18:04,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:04,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:18:04,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:18:04,040 INFO L87 Difference]: Start difference. First operand has 146 states, 142 states have (on average 1.5211267605633803) internal successors, (216), 145 states have internal predecessors, (216), 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) [2021-10-29 05:18:04,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:04,103 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2021-10-29 05:18:04,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:18:04,110 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 [2021-10-29 05:18:04,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:04,122 INFO L225 Difference]: With dead ends: 285 [2021-10-29 05:18:04,122 INFO L226 Difference]: Without dead ends: 142 [2021-10-29 05:18:04,127 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 [2021-10-29 05:18:04,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-29 05:18:04,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-10-29 05:18:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 139 states have (on average 1.4676258992805755) internal successors, (204), 141 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 204 transitions. [2021-10-29 05:18:04,187 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 204 transitions. Word has length 19 [2021-10-29 05:18:04,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:04,187 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 204 transitions. [2021-10-29 05:18:04,187 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) [2021-10-29 05:18:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 204 transitions. [2021-10-29 05:18:04,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 05:18:04,189 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:04,189 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] [2021-10-29 05:18:04,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:04,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:04,398 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:04,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:04,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1961312479, now seen corresponding path program 1 times [2021-10-29 05:18:04,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:04,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1726152166] [2021-10-29 05:18:04,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:04,400 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:04,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:04,402 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:04,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:18:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:04,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:04,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:04,679 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:04,736 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:04,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1726152166] [2021-10-29 05:18:04,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1726152166] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:04,737 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:04,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:18:04,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656575185] [2021-10-29 05:18:04,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:18:04,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:04,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:18:04,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:04,741 INFO L87 Difference]: Start difference. First operand 142 states and 204 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) [2021-10-29 05:18:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:04,765 INFO L93 Difference]: Finished difference Result 142 states and 204 transitions. [2021-10-29 05:18:04,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:18:04,766 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 [2021-10-29 05:18:04,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:04,767 INFO L225 Difference]: With dead ends: 142 [2021-10-29 05:18:04,767 INFO L226 Difference]: Without dead ends: 59 [2021-10-29 05:18:04,768 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 [2021-10-29 05:18:04,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-29 05:18:04,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-29 05:18:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 58 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2021-10-29 05:18:04,776 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 20 [2021-10-29 05:18:04,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:04,777 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2021-10-29 05:18:04,777 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) [2021-10-29 05:18:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2021-10-29 05:18:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:18:04,778 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:04,779 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] [2021-10-29 05:18:04,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:04,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:04,995 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:04,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:04,996 INFO L85 PathProgramCache]: Analyzing trace with hash -979424030, now seen corresponding path program 1 times [2021-10-29 05:18:04,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:04,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360066688] [2021-10-29 05:18:04,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:04,998 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:04,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:05,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:05,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:18:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:05,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:05,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:05,307 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:05,397 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:05,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360066688] [2021-10-29 05:18:05,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360066688] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:05,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:05,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:18:05,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281981401] [2021-10-29 05:18:05,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:18:05,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:05,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:18:05,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:05,401 INFO L87 Difference]: Start difference. First operand 59 states and 84 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) [2021-10-29 05:18:05,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:05,460 INFO L93 Difference]: Finished difference Result 189 states and 276 transitions. [2021-10-29 05:18:05,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:18:05,460 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 [2021-10-29 05:18:05,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:05,462 INFO L225 Difference]: With dead ends: 189 [2021-10-29 05:18:05,463 INFO L226 Difference]: Without dead ends: 137 [2021-10-29 05:18:05,463 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 [2021-10-29 05:18:05,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-29 05:18:05,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 81. [2021-10-29 05:18:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.4625) internal successors, (117), 80 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2021-10-29 05:18:05,478 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 26 [2021-10-29 05:18:05,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:05,479 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2021-10-29 05:18:05,479 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) [2021-10-29 05:18:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2021-10-29 05:18:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 05:18:05,481 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:05,481 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:05,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:05,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:05,701 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:05,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:05,702 INFO L85 PathProgramCache]: Analyzing trace with hash 486922123, now seen corresponding path program 1 times [2021-10-29 05:18:05,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:05,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528930900] [2021-10-29 05:18:05,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:05,703 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:05,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:05,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:05,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:18:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:05,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:05,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:06,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:06,162 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:06,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528930900] [2021-10-29 05:18:06,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528930900] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:06,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:06,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:18:06,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976993334] [2021-10-29 05:18:06,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:18:06,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:06,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:18:06,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:18:06,166 INFO L87 Difference]: Start difference. First operand 81 states and 117 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:06,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:06,272 INFO L93 Difference]: Finished difference Result 179 states and 261 transitions. [2021-10-29 05:18:06,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:18:06,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-29 05:18:06,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:06,275 INFO L225 Difference]: With dead ends: 179 [2021-10-29 05:18:06,275 INFO L226 Difference]: Without dead ends: 105 [2021-10-29 05:18:06,276 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:18:06,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-29 05:18:06,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2021-10-29 05:18:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.4215686274509804) internal successors, (145), 102 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 145 transitions. [2021-10-29 05:18:06,308 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 145 transitions. Word has length 28 [2021-10-29 05:18:06,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:06,309 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 145 transitions. [2021-10-29 05:18:06,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2021-10-29 05:18:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 05:18:06,311 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:06,311 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] [2021-10-29 05:18:06,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:06,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:06,534 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:06,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:06,534 INFO L85 PathProgramCache]: Analyzing trace with hash -410230549, now seen corresponding path program 1 times [2021-10-29 05:18:06,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:06,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380531599] [2021-10-29 05:18:06,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:06,536 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:06,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:06,537 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:06,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:18:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:06,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:06,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:06,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:06,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:06,991 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:06,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380531599] [2021-10-29 05:18:06,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1380531599] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:06,998 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:06,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:18:06,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769266439] [2021-10-29 05:18:07,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:18:07,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:07,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:18:07,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:18:07,002 INFO L87 Difference]: Start difference. First operand 103 states and 145 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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) [2021-10-29 05:18:07,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:07,242 INFO L93 Difference]: Finished difference Result 338 states and 477 transitions. [2021-10-29 05:18:07,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:18:07,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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 [2021-10-29 05:18:07,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:07,245 INFO L225 Difference]: With dead ends: 338 [2021-10-29 05:18:07,245 INFO L226 Difference]: Without dead ends: 242 [2021-10-29 05:18:07,246 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:18:07,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-29 05:18:07,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 101. [2021-10-29 05:18:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.39) internal successors, (139), 100 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 139 transitions. [2021-10-29 05:18:07,264 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 139 transitions. Word has length 29 [2021-10-29 05:18:07,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:07,265 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 139 transitions. [2021-10-29 05:18:07,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 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) [2021-10-29 05:18:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2021-10-29 05:18:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:18:07,267 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:07,267 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:07,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:07,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:07,467 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:07,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:07,468 INFO L85 PathProgramCache]: Analyzing trace with hash 77532406, now seen corresponding path program 1 times [2021-10-29 05:18:07,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:07,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1313046583] [2021-10-29 05:18:07,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:07,470 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:07,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:07,471 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:07,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:18:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:07,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:07,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:07,847 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:07,932 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:07,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1313046583] [2021-10-29 05:18:07,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1313046583] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:07,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:07,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:18:07,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704921160] [2021-10-29 05:18:07,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:18:07,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:07,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:18:07,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:18:07,935 INFO L87 Difference]: Start difference. First operand 101 states and 139 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:08,029 INFO L93 Difference]: Finished difference Result 288 states and 396 transitions. [2021-10-29 05:18:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:18:08,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:18:08,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:08,032 INFO L225 Difference]: With dead ends: 288 [2021-10-29 05:18:08,032 INFO L226 Difference]: Without dead ends: 194 [2021-10-29 05:18:08,036 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:18:08,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-29 05:18:08,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 107. [2021-10-29 05:18:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.3679245283018868) internal successors, (145), 106 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 145 transitions. [2021-10-29 05:18:08,057 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 145 transitions. Word has length 37 [2021-10-29 05:18:08,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:08,057 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 145 transitions. [2021-10-29 05:18:08,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 145 transitions. [2021-10-29 05:18:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:18:08,060 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:08,060 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:08,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:08,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:08,277 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:08,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:08,278 INFO L85 PathProgramCache]: Analyzing trace with hash -933584844, now seen corresponding path program 1 times [2021-10-29 05:18:08,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:08,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [427319400] [2021-10-29 05:18:08,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:08,279 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:08,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:08,280 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:08,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:18:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:08,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:18:08,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:08,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:08,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:08,772 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:08,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [427319400] [2021-10-29 05:18:08,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [427319400] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:08,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:08,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:18:08,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210342590] [2021-10-29 05:18:08,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:18:08,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:08,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:18:08,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:18:08,775 INFO L87 Difference]: Start difference. First operand 107 states and 145 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:08,867 INFO L93 Difference]: Finished difference Result 305 states and 413 transitions. [2021-10-29 05:18:08,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:18:08,868 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:18:08,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:08,870 INFO L225 Difference]: With dead ends: 305 [2021-10-29 05:18:08,870 INFO L226 Difference]: Without dead ends: 205 [2021-10-29 05:18:08,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:18:08,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-29 05:18:08,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 111. [2021-10-29 05:18:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 110 states have (on average 1.3545454545454545) internal successors, (149), 110 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 149 transitions. [2021-10-29 05:18:08,892 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 149 transitions. Word has length 37 [2021-10-29 05:18:08,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:08,893 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 149 transitions. [2021-10-29 05:18:08,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:08,893 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2021-10-29 05:18:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:18:08,895 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:08,895 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:08,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:09,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:09,110 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:09,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:09,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1954653198, now seen corresponding path program 1 times [2021-10-29 05:18:09,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:09,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [271964070] [2021-10-29 05:18:09,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:09,111 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:09,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:09,112 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:09,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:18:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:09,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:09,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:09,550 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:09,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:09,708 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:09,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [271964070] [2021-10-29 05:18:09,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [271964070] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:09,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:09,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:18:09,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406046418] [2021-10-29 05:18:09,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:18:09,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:09,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:18:09,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:09,711 INFO L87 Difference]: Start difference. First operand 111 states and 149 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:09,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:09,798 INFO L93 Difference]: Finished difference Result 349 states and 473 transitions. [2021-10-29 05:18:09,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:18:09,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-29 05:18:09,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:09,802 INFO L225 Difference]: With dead ends: 349 [2021-10-29 05:18:09,802 INFO L226 Difference]: Without dead ends: 245 [2021-10-29 05:18:09,803 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:09,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2021-10-29 05:18:09,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 193. [2021-10-29 05:18:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 192 states have (on average 1.3489583333333333) internal successors, (259), 192 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:09,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 259 transitions. [2021-10-29 05:18:09,848 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 259 transitions. Word has length 37 [2021-10-29 05:18:09,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:09,848 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 259 transitions. [2021-10-29 05:18:09,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 259 transitions. [2021-10-29 05:18:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:18:09,850 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:09,851 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:09,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:10,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:10,072 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:10,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:10,072 INFO L85 PathProgramCache]: Analyzing trace with hash -418855246, now seen corresponding path program 1 times [2021-10-29 05:18:10,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:10,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472100974] [2021-10-29 05:18:10,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:10,073 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:10,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:10,074 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:10,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:18:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:10,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:18:10,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:10,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:10,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:10,821 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:10,821 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472100974] [2021-10-29 05:18:10,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [472100974] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:10,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:10,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:18:10,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429411771] [2021-10-29 05:18:10,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:18:10,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:10,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:18:10,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:18:10,824 INFO L87 Difference]: Start difference. First operand 193 states and 259 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 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) [2021-10-29 05:18:12,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:12,763 INFO L93 Difference]: Finished difference Result 975 states and 1323 transitions. [2021-10-29 05:18:12,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:18:12,764 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 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 38 [2021-10-29 05:18:12,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:12,771 INFO L225 Difference]: With dead ends: 975 [2021-10-29 05:18:12,771 INFO L226 Difference]: Without dead ends: 789 [2021-10-29 05:18:12,773 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:18:12,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2021-10-29 05:18:12,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 350. [2021-10-29 05:18:12,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 349 states have (on average 1.329512893982808) internal successors, (464), 349 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 464 transitions. [2021-10-29 05:18:12,865 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 464 transitions. Word has length 38 [2021-10-29 05:18:12,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:12,868 INFO L470 AbstractCegarLoop]: Abstraction has 350 states and 464 transitions. [2021-10-29 05:18:12,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 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) [2021-10-29 05:18:12,868 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 464 transitions. [2021-10-29 05:18:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 05:18:12,871 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:12,872 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] [2021-10-29 05:18:12,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:13,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:13,088 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:13,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:13,088 INFO L85 PathProgramCache]: Analyzing trace with hash -100547478, now seen corresponding path program 1 times [2021-10-29 05:18:13,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:13,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1625925730] [2021-10-29 05:18:13,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:13,089 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:13,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:13,090 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:13,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:18:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:13,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:18:13,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 05:18:13,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 05:18:13,959 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:13,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1625925730] [2021-10-29 05:18:13,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1625925730] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:13,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [130200390] [2021-10-29 05:18:13,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:13,960 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:13,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:18:13,966 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:18:13,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-29 05:18:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:14,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:18:14,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:14,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [130200390] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:14,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534456993] [2021-10-29 05:18:14,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:14,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:18:14,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:18:14,884 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:18:14,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-29 05:18:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:15,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:15,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:15,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:15,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534456993] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:15,736 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:18:15,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2021-10-29 05:18:15,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537803309] [2021-10-29 05:18:15,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-29 05:18:15,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:15,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-29 05:18:15,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-10-29 05:18:15,739 INFO L87 Difference]: Start difference. First operand 350 states and 464 transitions. Second operand has 15 states, 15 states have (on average 12.6) internal successors, (189), 15 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:26,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:26,676 INFO L93 Difference]: Finished difference Result 2731 states and 3705 transitions. [2021-10-29 05:18:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-10-29 05:18:26,677 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 12.6) internal successors, (189), 15 states have internal predecessors, (189), 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 61 [2021-10-29 05:18:26,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:26,696 INFO L225 Difference]: With dead ends: 2731 [2021-10-29 05:18:26,696 INFO L226 Difference]: Without dead ends: 2388 [2021-10-29 05:18:26,704 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 525 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4415 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=2091, Invalid=9681, Unknown=0, NotChecked=0, Total=11772 [2021-10-29 05:18:26,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2388 states. [2021-10-29 05:18:26,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2388 to 488. [2021-10-29 05:18:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 487 states have (on average 1.3080082135523614) internal successors, (637), 487 states have internal predecessors, (637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:26,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 637 transitions. [2021-10-29 05:18:26,837 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 637 transitions. Word has length 61 [2021-10-29 05:18:26,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:26,838 INFO L470 AbstractCegarLoop]: Abstraction has 488 states and 637 transitions. [2021-10-29 05:18:26,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.6) internal successors, (189), 15 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 637 transitions. [2021-10-29 05:18:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 05:18:26,842 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:26,842 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:26,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:27,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:27,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:27,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:27,446 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:27,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:27,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1483616487, now seen corresponding path program 1 times [2021-10-29 05:18:27,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:27,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75151682] [2021-10-29 05:18:27,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:27,448 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:27,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:27,450 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:27,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-29 05:18:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:27,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:27,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 05:18:28,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 05:18:28,505 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:28,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75151682] [2021-10-29 05:18:28,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75151682] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:28,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:28,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:18:28,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074508921] [2021-10-29 05:18:28,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:18:28,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:28,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:18:28,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:18:28,511 INFO L87 Difference]: Start difference. First operand 488 states and 637 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:28,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:28,642 INFO L93 Difference]: Finished difference Result 811 states and 1048 transitions. [2021-10-29 05:18:28,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:18:28,643 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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 109 [2021-10-29 05:18:28,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:28,644 INFO L225 Difference]: With dead ends: 811 [2021-10-29 05:18:28,645 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:18:28,649 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:18:28,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:18:28,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:18:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:28,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:18:28,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2021-10-29 05:18:28,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:28,651 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:18:28,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:18:28,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:18:28,654 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:28,655 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:28,655 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:28,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:28,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:28,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:18:28,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:29,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:30,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,625 INFO L853 garLoopResultBuilder]: At program point L1026-1(lines 1017 1030) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-29 05:18:37,626 INFO L853 garLoopResultBuilder]: At program point L1026-2(lines 1017 1030) the Hoare annotation is: false [2021-10-29 05:18:37,626 INFO L853 garLoopResultBuilder]: At program point L1026-3(lines 1017 1030) the Hoare annotation is: false [2021-10-29 05:18:37,626 INFO L853 garLoopResultBuilder]: At program point L1026-4(lines 1017 1030) the Hoare annotation is: false [2021-10-29 05:18:37,626 INFO L853 garLoopResultBuilder]: At program point L1026-5(lines 1017 1030) the Hoare annotation is: false [2021-10-29 05:18:37,626 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 144) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2021-10-29 05:18:37,627 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,628 INFO L857 garLoopResultBuilder]: For program point L169-6(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,628 INFO L857 garLoopResultBuilder]: For program point L169-8(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,628 INFO L857 garLoopResultBuilder]: For program point L169-10(lines 169 175) no Hoare annotation was computed. [2021-10-29 05:18:37,628 INFO L853 garLoopResultBuilder]: At program point L368(lines 317 369) the Hoare annotation is: false [2021-10-29 05:18:37,628 INFO L853 garLoopResultBuilder]: At program point L203(lines 198 206) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-29 05:18:37,629 INFO L853 garLoopResultBuilder]: At program point L203-1(lines 198 206) 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)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,629 INFO L853 garLoopResultBuilder]: At program point L203-2(lines 198 206) the Hoare annotation is: false [2021-10-29 05:18:37,629 INFO L853 garLoopResultBuilder]: At program point L203-3(lines 198 206) the Hoare annotation is: false [2021-10-29 05:18:37,629 INFO L853 garLoopResultBuilder]: At program point L203-4(lines 198 206) the Hoare annotation is: false [2021-10-29 05:18:37,629 INFO L853 garLoopResultBuilder]: At program point L203-5(lines 198 206) the Hoare annotation is: false [2021-10-29 05:18:37,629 INFO L857 garLoopResultBuilder]: For program point L271(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L271-2(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L271-3(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L106(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L271-5(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,630 INFO L857 garLoopResultBuilder]: For program point L271-6(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L106-2(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L106-3(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L271-8(lines 271 275) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L106-4(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L106-5(lines 106 123) no Hoare annotation was computed. [2021-10-29 05:18:37,631 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 344) no Hoare annotation was computed. [2021-10-29 05:18:37,632 INFO L853 garLoopResultBuilder]: At program point L338-1(lines 338 344) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-29 05:18:37,632 INFO L853 garLoopResultBuilder]: At program point L74(lines 70 92) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4))) [2021-10-29 05:18:37,632 INFO L853 garLoopResultBuilder]: At program point L74-1(lines 70 92) the Hoare annotation is: false [2021-10-29 05:18:37,632 INFO L853 garLoopResultBuilder]: At program point L74-2(lines 70 92) the Hoare annotation is: false [2021-10-29 05:18:37,632 INFO L857 garLoopResultBuilder]: For program point L933(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,632 INFO L857 garLoopResultBuilder]: For program point L933-1(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,633 INFO L857 garLoopResultBuilder]: For program point L933-2(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,633 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,633 INFO L857 garLoopResultBuilder]: For program point L406(lines 406 423) no Hoare annotation was computed. [2021-10-29 05:18:37,633 INFO L853 garLoopResultBuilder]: At program point L406-1(lines 1 1039) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~6)) (.cse8 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse0 .cse6 .cse1 .cse3 .cse7 .cse8 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse6 .cse1 .cse3 .cse7 .cse8) (and .cse0 .cse6 .cse5 .cse1 .cse7 .cse8 .cse4))) [2021-10-29 05:18:37,633 INFO L857 garLoopResultBuilder]: For program point L406-2(lines 406 423) no Hoare annotation was computed. [2021-10-29 05:18:37,634 INFO L853 garLoopResultBuilder]: At program point L406-3(lines 1 1039) the Hoare annotation is: false [2021-10-29 05:18:37,634 INFO L857 garLoopResultBuilder]: For program point L406-4(lines 406 423) no Hoare annotation was computed. [2021-10-29 05:18:37,634 INFO L853 garLoopResultBuilder]: At program point L406-5(lines 1 1039) the Hoare annotation is: false [2021-10-29 05:18:37,634 INFO L857 garLoopResultBuilder]: For program point L968(lines 968 972) no Hoare annotation was computed. [2021-10-29 05:18:37,634 INFO L857 garLoopResultBuilder]: For program point L110(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,634 INFO L857 garLoopResultBuilder]: For program point L110-1(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,635 INFO L857 garLoopResultBuilder]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,635 INFO L857 garLoopResultBuilder]: For program point L110-3(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,635 INFO L857 garLoopResultBuilder]: For program point L110-4(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,635 INFO L857 garLoopResultBuilder]: For program point L110-5(lines 110 118) no Hoare annotation was computed. [2021-10-29 05:18:37,635 INFO L853 garLoopResultBuilder]: At program point L1036(lines 1031 1039) 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)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:18:37,635 INFO L853 garLoopResultBuilder]: At program point L1036-1(lines 1031 1039) the Hoare annotation is: false [2021-10-29 05:18:37,636 INFO L853 garLoopResultBuilder]: At program point L1036-2(lines 1031 1039) the Hoare annotation is: false [2021-10-29 05:18:37,636 INFO L853 garLoopResultBuilder]: At program point L805-2(lines 805 819) the Hoare annotation is: false [2021-10-29 05:18:37,636 INFO L853 garLoopResultBuilder]: At program point L277(lines 262 280) 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)) (= ~switchedOnBeforeTS~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-10-29 05:18:37,636 INFO L853 garLoopResultBuilder]: At program point L277-1(lines 262 280) the Hoare annotation is: false [2021-10-29 05:18:37,636 INFO L853 garLoopResultBuilder]: At program point L277-2(lines 262 280) the Hoare annotation is: false [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L806(line 806) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L410(lines 410 420) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L410-2(lines 410 420) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L410-4(lines 410 420) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L411(lines 411 417) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L411-2(lines 411 417) no Hoare annotation was computed. [2021-10-29 05:18:37,637 INFO L857 garLoopResultBuilder]: For program point L411-4(lines 411 417) no Hoare annotation was computed. [2021-10-29 05:18:37,638 INFO L853 garLoopResultBuilder]: At program point L81(lines 81 87) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-29 05:18:37,638 INFO L853 garLoopResultBuilder]: At program point L81-1(lines 81 87) the Hoare annotation is: false [2021-10-29 05:18:37,638 INFO L853 garLoopResultBuilder]: At program point L81-2(lines 81 87) the Hoare annotation is: false [2021-10-29 05:18:37,638 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 813) no Hoare annotation was computed. [2021-10-29 05:18:37,638 INFO L857 garLoopResultBuilder]: For program point L809-1(lines 809 813) no Hoare annotation was computed. [2021-10-29 05:18:37,638 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 363) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L857 garLoopResultBuilder]: For program point L944-3(lines 944 948) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L857 garLoopResultBuilder]: For program point L944-6(lines 944 948) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 291) no Hoare annotation was computed. [2021-10-29 05:18:37,639 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 285 291) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252-2(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252-3(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252-5(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252-6(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,640 INFO L857 garLoopResultBuilder]: For program point L252-8(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L252-9(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L252-11(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 887) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L252-12(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L860 garLoopResultBuilder]: At program point L880-1(lines 880 887) the Hoare annotation is: true [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L252-14(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,641 INFO L857 garLoopResultBuilder]: For program point L252-15(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,642 INFO L857 garLoopResultBuilder]: For program point L252-17(lines 252 256) no Hoare annotation was computed. [2021-10-29 05:18:37,642 INFO L853 garLoopResultBuilder]: At program point L385(lines 380 387) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,642 INFO L857 garLoopResultBuilder]: For program point L319(lines 318 367) no Hoare annotation was computed. [2021-10-29 05:18:37,642 INFO L853 garLoopResultBuilder]: At program point L1013(lines 1008 1016) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse6 .cse1 .cse3 .cse7) (and .cse0 .cse6 .cse1 .cse3 .cse7 .cse4) (and .cse0 .cse6 .cse5 .cse1 .cse7 .cse4))) [2021-10-29 05:18:37,642 INFO L853 garLoopResultBuilder]: At program point L1013-1(lines 1008 1016) the Hoare annotation is: false [2021-10-29 05:18:37,643 INFO L853 garLoopResultBuilder]: At program point L1013-2(lines 1008 1016) the Hoare annotation is: false [2021-10-29 05:18:37,643 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 324) no Hoare annotation was computed. [2021-10-29 05:18:37,643 INFO L853 garLoopResultBuilder]: At program point L981(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:37,643 INFO L853 garLoopResultBuilder]: At program point L981-1(lines 976 984) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,643 INFO L853 garLoopResultBuilder]: At program point L981-2(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:37,643 INFO L853 garLoopResultBuilder]: At program point L981-3(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:37,644 INFO L853 garLoopResultBuilder]: At program point L981-4(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:37,644 INFO L853 garLoopResultBuilder]: At program point L981-5(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:37,644 INFO L853 garLoopResultBuilder]: At program point L916(lines 1 1039) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,644 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:18:37,644 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 362) no Hoare annotation was computed. [2021-10-29 05:18:37,644 INFO L853 garLoopResultBuilder]: At program point L356-1(lines 1 1039) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse1 (not (= ~systemActive~0 (_ bv0 32)))))) [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258(lines 243 261) the Hoare annotation is: false [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258-1(lines 243 261) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv0 32))) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258-2(lines 243 261) the Hoare annotation is: false [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258-3(lines 243 261) the Hoare annotation is: false [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258-4(lines 243 261) the Hoare annotation is: false [2021-10-29 05:18:37,645 INFO L853 garLoopResultBuilder]: At program point L258-5(lines 243 261) the Hoare annotation is: false [2021-10-29 05:18:37,646 INFO L853 garLoopResultBuilder]: At program point L853(lines 849 855) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,646 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:18:37,646 INFO L853 garLoopResultBuilder]: At program point L194(lines 187 197) the Hoare annotation is: false [2021-10-29 05:18:37,646 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 187 197) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,646 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 187 197) the Hoare annotation is: false [2021-10-29 05:18:37,646 INFO L853 garLoopResultBuilder]: At program point L194-3(lines 187 197) the Hoare annotation is: false [2021-10-29 05:18:37,647 INFO L853 garLoopResultBuilder]: At program point L194-4(lines 187 197) the Hoare annotation is: false [2021-10-29 05:18:37,647 INFO L853 garLoopResultBuilder]: At program point L194-5(lines 187 197) the Hoare annotation is: false [2021-10-29 05:18:37,647 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,647 INFO L857 garLoopResultBuilder]: For program point L1021-1(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,647 INFO L857 garLoopResultBuilder]: For program point L1021-2(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,647 INFO L857 garLoopResultBuilder]: For program point L1021-3(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,648 INFO L857 garLoopResultBuilder]: For program point L1021-4(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,648 INFO L860 garLoopResultBuilder]: At program point L889(lines 870 892) the Hoare annotation is: true [2021-10-29 05:18:37,648 INFO L857 garLoopResultBuilder]: For program point L1021-5(lines 1021 1027) no Hoare annotation was computed. [2021-10-29 05:18:37,648 INFO L857 garLoopResultBuilder]: For program point L328(lines 328 334) no Hoare annotation was computed. [2021-10-29 05:18:37,648 INFO L853 garLoopResultBuilder]: At program point L328-1(lines 328 334) the Hoare annotation is: (let ((.cse6 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse5 .cse1 .cse3))) [2021-10-29 05:18:37,648 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 960) no Hoare annotation was computed. [2021-10-29 05:18:37,649 INFO L853 garLoopResultBuilder]: At program point L395(lines 74 80) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 (_ bv1 32)) .cse4) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)))) [2021-10-29 05:18:37,649 INFO L853 garLoopResultBuilder]: At program point L395-1(lines 74 80) the Hoare annotation is: false [2021-10-29 05:18:37,649 INFO L853 garLoopResultBuilder]: At program point L395-2(lines 74 80) the Hoare annotation is: false [2021-10-29 05:18:37,649 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:18:37,649 INFO L853 garLoopResultBuilder]: At program point L924(lines 919 927) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:37,649 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 933) no Hoare annotation was computed. [2021-10-29 05:18:37,650 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 149) no Hoare annotation was computed. [2021-10-29 05:18:37,650 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2021-10-29 05:18:37,650 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2021-10-29 05:18:37,650 INFO L853 garLoopResultBuilder]: At program point L1026(lines 1017 1030) the Hoare annotation is: false [2021-10-29 05:18:37,653 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:37,655 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:18:37,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:18:37 BoogieIcfgContainer [2021-10-29 05:18:37,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:18:37,690 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:18:37,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:18:37,690 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:18:37,691 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:03" (3/4) ... [2021-10-29 05:18:37,694 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:18:37,718 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:18:37,720 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:18:37,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:18:37,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:18:37,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:18:37,726 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:18:37,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:18:37,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:37,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:37,755 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:37,756 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,756 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:37,756 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:37,757 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:37,757 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,758 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-29 05:18:37,758 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-29 05:18:37,758 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,758 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:37,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,760 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-29 05:18:37,761 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,761 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:37,762 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result [2021-10-29 05:18:37,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:37,765 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:18:37,766 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:18:37,824 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:18:37,824 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:18:37,826 INFO L168 Benchmark]: Toolchain (without parser) took 38273.45 ms. Allocated memory was 58.7 MB in the beginning and 172.0 MB in the end (delta: 113.2 MB). Free memory was 35.7 MB in the beginning and 114.9 MB in the end (delta: -79.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,826 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:18:37,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.23 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.5 MB in the beginning and 62.2 MB in the end (delta: -26.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.94 ms. Allocated memory is still 79.7 MB. Free memory was 62.2 MB in the beginning and 58.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,828 INFO L168 Benchmark]: Boogie Preprocessor took 58.99 ms. Allocated memory is still 79.7 MB. Free memory was 58.0 MB in the beginning and 55.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,828 INFO L168 Benchmark]: RCFGBuilder took 3041.08 ms. Allocated memory is still 79.7 MB. Free memory was 55.1 MB in the beginning and 49.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,828 INFO L168 Benchmark]: TraceAbstraction took 34286.28 ms. Allocated memory was 79.7 MB in the beginning and 172.0 MB in the end (delta: 92.3 MB). Free memory was 48.7 MB in the beginning and 127.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 94.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,829 INFO L168 Benchmark]: Witness Printer took 134.84 ms. Allocated memory is still 172.0 MB. Free memory was 127.5 MB in the beginning and 114.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:37,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 58.7 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 616.23 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 35.5 MB in the beginning and 62.2 MB in the end (delta: -26.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 127.94 ms. Allocated memory is still 79.7 MB. Free memory was 62.2 MB in the beginning and 58.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.99 ms. Allocated memory is still 79.7 MB. Free memory was 58.0 MB in the beginning and 55.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3041.08 ms. Allocated memory is still 79.7 MB. Free memory was 55.1 MB in the beginning and 49.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 34286.28 ms. Allocated memory was 79.7 MB in the beginning and 172.0 MB in the end (delta: 92.3 MB). Free memory was 48.7 MB in the beginning and 127.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 94.5 MB. Max. memory is 16.1 GB. * Witness Printer took 134.84 ms. Allocated memory is still 172.0 MB. Free memory was 127.5 MB in the beginning and 114.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 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: 933]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 933]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 933]: 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, 146 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 34.1s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1505 SDtfs, 3614 SDslu, 4255 SDs, 0 SdLazy, 978 SolverSat, 244 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1287 GetRequests, 1139 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4432 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=488occurred in iteration=10, InterpolantAutomatonStates: 149, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 2771 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 216 NumberOfFragments, 1002 HoareAnnotationTreeSize, 63 FomulaSimplifications, 421306 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 374456 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 563 NumberOfCodeBlocks, 563 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1100 ConstructedInterpolants, 0 QuantifiedInterpolants, 1952 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2983 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 296/320 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: 81]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 1031]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1031]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 380]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1008]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == tmp) && 2bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == tmp) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1031]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1008]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1008]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && \result == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 1017]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:18:37,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9574d2cd-b487-4d6a-b22b-365e34603c7b/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...