./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bff509ff7af2b9788fd6216f7196709183d48c973cf9a066c9793f96467b2abf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:57:43,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:57:43,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:57:43,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:57:43,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:57:43,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:57:43,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:57:43,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:57:43,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:57:43,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:57:43,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:57:43,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:57:43,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:57:43,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:57:43,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:57:43,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:57:43,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:57:43,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:57:43,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:57:43,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:57:43,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:57:43,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:57:43,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:57:43,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:57:43,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:57:43,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:57:43,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:57:43,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:57:43,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:57:43,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:57:43,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:57:43,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:57:43,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:57:43,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:57:43,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:57:43,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:57:43,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:57:43,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:57:43,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:57:43,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:57:43,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:57:43,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 00:57:43,444 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:57:43,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:57:43,445 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:57:43,445 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:57:43,445 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:57:43,445 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:57:43,445 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:57:43,446 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:57:43,446 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:57:43,446 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:57:43,446 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:57:43,446 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:57:43,446 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:57:43,447 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:57:43,447 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:57:43,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:57:43,448 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:57:43,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:57:43,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:57:43,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:57:43,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:57:43,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:57:43,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:57:43,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:57:43,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:57:43,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:57:43,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:57:43,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:57:43,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:57:43,451 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:57:43,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:57:43,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:57:43,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:57:43,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:57:43,452 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff509ff7af2b9788fd6216f7196709183d48c973cf9a066c9793f96467b2abf [2021-11-07 00:57:43,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:57:43,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:57:43,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:57:43,725 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:57:43,726 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:57:43,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-11-07 00:57:43,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/2503bda02/5bf63bc5b2c64ef598d6813e8c3b4017/FLAG8f8c66696 [2021-11-07 00:57:44,274 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:57:44,275 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-11-07 00:57:44,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/2503bda02/5bf63bc5b2c64ef598d6813e8c3b4017/FLAG8f8c66696 [2021-11-07 00:57:44,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/2503bda02/5bf63bc5b2c64ef598d6813e8c3b4017 [2021-11-07 00:57:44,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:57:44,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:57:44,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:57:44,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:57:44,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:57:44,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:44" (1/1) ... [2021-11-07 00:57:44,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7695c489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:44, skipping insertion in model container [2021-11-07 00:57:44,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:44" (1/1) ... [2021-11-07 00:57:44,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:57:44,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:57:44,938 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2021-11-07 00:57:45,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:57:45,131 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 00:57:45,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50b6ed03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:45, skipping insertion in model container [2021-11-07 00:57:45,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:57:45,133 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:57:45,135 INFO L168 Benchmark]: Toolchain (without parser) took 523.23 ms. Allocated memory is still 109.1 MB. Free memory was 73.7 MB in the beginning and 82.0 MB in the end (delta: -8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:57:45,137 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 51.0 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:57:45,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.70 ms. Allocated memory is still 109.1 MB. Free memory was 73.4 MB in the beginning and 82.0 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:57:45,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 51.0 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 520.70 ms. Allocated memory is still 109.1 MB. Free memory was 73.4 MB in the beginning and 82.0 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 702]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bff509ff7af2b9788fd6216f7196709183d48c973cf9a066c9793f96467b2abf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:57:47,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:57:47,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:57:47,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:57:47,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:57:47,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:57:47,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:57:47,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:57:47,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:57:47,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:57:47,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:57:47,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:57:47,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:57:47,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:57:47,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:57:47,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:57:47,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:57:47,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:57:47,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:57:47,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:57:47,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:57:47,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:57:47,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:57:47,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:57:47,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:57:47,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:57:47,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:57:47,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:57:47,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:57:47,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:57:47,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:57:47,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:57:47,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:57:47,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:57:47,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:57:47,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:57:47,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:57:47,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:57:47,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:57:47,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:57:47,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:57:47,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 00:57:47,541 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:57:47,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:57:47,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:57:47,543 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:57:47,543 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:57:47,543 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:57:47,544 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:57:47,544 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:57:47,545 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:57:47,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:57:47,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:57:47,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:57:47,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:57:47,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:57:47,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:57:47,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:57:47,549 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:57:47,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:57:47,549 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:57:47,549 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:57:47,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:57:47,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:57:47,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:57:47,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:57:47,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:57:47,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:57:47,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:57:47,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:57:47,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:57:47,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:57:47,552 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:57:47,552 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:57:47,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:57:47,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:57:47,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:57:47,553 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff509ff7af2b9788fd6216f7196709183d48c973cf9a066c9793f96467b2abf [2021-11-07 00:57:47,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:57:47,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:57:47,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:57:47,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:57:47,996 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:57:47,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-11-07 00:57:48,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/a3eb56023/46db3f700c364a7098be4ebf55f958cb/FLAGb7cab0096 [2021-11-07 00:57:48,662 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:57:48,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2021-11-07 00:57:48,683 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/a3eb56023/46db3f700c364a7098be4ebf55f958cb/FLAGb7cab0096 [2021-11-07 00:57:48,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/data/a3eb56023/46db3f700c364a7098be4ebf55f958cb [2021-11-07 00:57:48,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:57:48,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:57:48,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:57:48,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:57:48,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:57:48,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:48" (1/1) ... [2021-11-07 00:57:48,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703b593f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:48, skipping insertion in model container [2021-11-07 00:57:48,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:48" (1/1) ... [2021-11-07 00:57:48,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:57:49,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:57:49,193 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2021-11-07 00:57:49,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:57:49,338 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:57:49,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:57:49,355 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2021-11-07 00:57:49,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:57:49,445 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:57:49,472 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_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2021-11-07 00:57:49,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:57:49,558 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:57:49,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49 WrapperNode [2021-11-07 00:57:49,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:57:49,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:57:49,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:57:49,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:57:49,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:57:49,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:57:49,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:57:49,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:57:49,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:57:49,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:57:49,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:57:49,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:57:49,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (1/1) ... [2021-11-07 00:57:49,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:57:49,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:57:49,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:57:49,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:57:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:57:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:57:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:57:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:57:52,757 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:57:52,760 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-11-07 00:57:52,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:52 BoogieIcfgContainer [2021-11-07 00:57:52,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:57:52,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:57:52,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:57:52,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:57:52,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:57:48" (1/3) ... [2021-11-07 00:57:52,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33811444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:52, skipping insertion in model container [2021-11-07 00:57:52,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:49" (2/3) ... [2021-11-07 00:57:52,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33811444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:52, skipping insertion in model container [2021-11-07 00:57:52,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:52" (3/3) ... [2021-11-07 00:57:52,776 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2021-11-07 00:57:52,782 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:57:52,782 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 00:57:52,846 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:57:52,857 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 00:57:52,857 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 00:57:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 00:57:52,887 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:52,888 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:52,889 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:52,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:52,894 INFO L85 PathProgramCache]: Analyzing trace with hash 720129344, now seen corresponding path program 1 times [2021-11-07 00:57:52,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:52,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [757463651] [2021-11-07 00:57:52,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:52,909 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:52,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:52,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:52,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:57:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:53,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 00:57:53,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:53,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:53,260 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:53,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [757463651] [2021-11-07 00:57:53,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [757463651] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:53,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:53,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 00:57:53,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235939995] [2021-11-07 00:57:53,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 00:57:53,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:53,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 00:57:53,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:57:53,285 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.524229074889868) internal successors, (346), 230 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:53,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:53,345 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-11-07 00:57:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 00:57:53,347 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 00:57:53,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:53,369 INFO L225 Difference]: With dead ends: 455 [2021-11-07 00:57:53,369 INFO L226 Difference]: Without dead ends: 227 [2021-11-07 00:57:53,373 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:57:53,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-11-07 00:57:53,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-11-07 00:57:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4910714285714286) internal successors, (334), 226 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:53,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-11-07 00:57:53,449 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-11-07 00:57:53,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:53,450 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-11-07 00:57:53,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-11-07 00:57:53,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 00:57:53,454 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:53,454 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:53,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:53,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:53,656 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:53,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:53,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1224858909, now seen corresponding path program 1 times [2021-11-07 00:57:53,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:53,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031654827] [2021-11-07 00:57:53,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:53,658 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:53,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:53,659 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:53,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:57:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:53,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:57:53,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:53,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:53,980 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:53,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031654827] [2021-11-07 00:57:53,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031654827] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:53,981 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:53,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 00:57:53,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516509631] [2021-11-07 00:57:53,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:57:53,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:53,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:57:53,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:53,987 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:54,022 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-11-07 00:57:54,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:57:54,024 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 00:57:54,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:54,027 INFO L225 Difference]: With dead ends: 227 [2021-11-07 00:57:54,027 INFO L226 Difference]: Without dead ends: 87 [2021-11-07 00:57:54,030 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:54,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-11-07 00:57:54,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-11-07 00:57:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4767441860465116) internal successors, (127), 86 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-11-07 00:57:54,042 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-11-07 00:57:54,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:54,042 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-11-07 00:57:54,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-11-07 00:57:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 00:57:54,044 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:54,050 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:54,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:54,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:54,261 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:54,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:54,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1431011903, now seen corresponding path program 1 times [2021-11-07 00:57:54,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:54,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [748643192] [2021-11-07 00:57:54,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:54,263 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:54,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:54,265 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:54,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 00:57:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:54,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:57:54,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:54,595 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:54,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:54,693 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:54,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [748643192] [2021-11-07 00:57:54,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [748643192] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:54,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:54,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:57:54,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631295566] [2021-11-07 00:57:54,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:57:54,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:54,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:57:54,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:54,700 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:54,733 INFO L93 Difference]: Finished difference Result 271 states and 403 transitions. [2021-11-07 00:57:54,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:54,733 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 00:57:54,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:54,735 INFO L225 Difference]: With dead ends: 271 [2021-11-07 00:57:54,736 INFO L226 Difference]: Without dead ends: 191 [2021-11-07 00:57:54,737 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:54,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-11-07 00:57:54,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 107. [2021-11-07 00:57:54,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.490566037735849) internal successors, (158), 106 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 158 transitions. [2021-11-07 00:57:54,770 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 158 transitions. Word has length 24 [2021-11-07 00:57:54,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:54,771 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 158 transitions. [2021-11-07 00:57:54,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 158 transitions. [2021-11-07 00:57:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 00:57:54,778 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:54,778 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:54,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:54,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:54,991 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:54,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:54,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1446560635, now seen corresponding path program 1 times [2021-11-07 00:57:54,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:54,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [712886045] [2021-11-07 00:57:54,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:54,994 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:54,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:54,995 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:55,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 00:57:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:55,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:57:55,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:55,294 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:55,383 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:55,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [712886045] [2021-11-07 00:57:55,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [712886045] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:55,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:55,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 00:57:55,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058036157] [2021-11-07 00:57:55,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:57:55,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:55,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:57:55,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:57:55,385 INFO L87 Difference]: Start difference. First operand 107 states and 158 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:55,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:55,433 INFO L93 Difference]: Finished difference Result 214 states and 319 transitions. [2021-11-07 00:57:55,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:57:55,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 00:57:55,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:55,434 INFO L225 Difference]: With dead ends: 214 [2021-11-07 00:57:55,434 INFO L226 Difference]: Without dead ends: 114 [2021-11-07 00:57:55,435 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:57:55,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-11-07 00:57:55,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2021-11-07 00:57:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.4414414414414414) internal successors, (160), 111 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 160 transitions. [2021-11-07 00:57:55,445 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 160 transitions. Word has length 27 [2021-11-07 00:57:55,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:55,445 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 160 transitions. [2021-11-07 00:57:55,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2021-11-07 00:57:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 00:57:55,446 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:55,447 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:57:55,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:55,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:55,659 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:55,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:55,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1752519880, now seen corresponding path program 1 times [2021-11-07 00:57:55,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:55,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1940601204] [2021-11-07 00:57:55,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:55,661 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:55,662 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:55,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 00:57:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:55,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:57:55,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:55,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:56,094 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:56,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1940601204] [2021-11-07 00:57:56,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1940601204] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:56,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:56,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 00:57:56,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393227665] [2021-11-07 00:57:56,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:56,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:56,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:56,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:56,105 INFO L87 Difference]: Start difference. First operand 112 states and 160 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:56,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:56,263 INFO L93 Difference]: Finished difference Result 534 states and 773 transitions. [2021-11-07 00:57:56,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 00:57:56,263 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 00:57:56,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:56,266 INFO L225 Difference]: With dead ends: 534 [2021-11-07 00:57:56,267 INFO L226 Difference]: Without dead ends: 429 [2021-11-07 00:57:56,267 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 00:57:56,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2021-11-07 00:57:56,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 206. [2021-11-07 00:57:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.4195121951219511) internal successors, (291), 205 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 291 transitions. [2021-11-07 00:57:56,324 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 291 transitions. Word has length 27 [2021-11-07 00:57:56,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:56,324 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 291 transitions. [2021-11-07 00:57:56,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 291 transitions. [2021-11-07 00:57:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 00:57:56,328 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:56,328 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] [2021-11-07 00:57:56,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:56,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:56,543 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:56,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:56,543 INFO L85 PathProgramCache]: Analyzing trace with hash 318374720, now seen corresponding path program 1 times [2021-11-07 00:57:56,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:56,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [865601339] [2021-11-07 00:57:56,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:56,544 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:56,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:56,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:56,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 00:57:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:56,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:57:56,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:56,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:56,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:56,958 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:56,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [865601339] [2021-11-07 00:57:56,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [865601339] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:56,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:56,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:57:56,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909061315] [2021-11-07 00:57:56,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:56,962 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:56,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:56,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:56,963 INFO L87 Difference]: Start difference. First operand 206 states and 291 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:57,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:57,236 INFO L93 Difference]: Finished difference Result 781 states and 1107 transitions. [2021-11-07 00:57:57,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 00:57:57,237 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-07 00:57:57,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:57,240 INFO L225 Difference]: With dead ends: 781 [2021-11-07 00:57:57,241 INFO L226 Difference]: Without dead ends: 582 [2021-11-07 00:57:57,242 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 00:57:57,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-11-07 00:57:57,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 204. [2021-11-07 00:57:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.4039408866995073) internal successors, (285), 203 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 285 transitions. [2021-11-07 00:57:57,277 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 285 transitions. Word has length 28 [2021-11-07 00:57:57,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:57,277 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 285 transitions. [2021-11-07 00:57:57,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 285 transitions. [2021-11-07 00:57:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 00:57:57,281 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:57,282 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] [2021-11-07 00:57:57,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:57,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:57,498 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:57,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:57,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1977068216, now seen corresponding path program 1 times [2021-11-07 00:57:57,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:57,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [202942381] [2021-11-07 00:57:57,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:57,499 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:57,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:57,500 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:57,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 00:57:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:57,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 00:57:57,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:57,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:57,905 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:57,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [202942381] [2021-11-07 00:57:57,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [202942381] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:57,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:57,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 00:57:57,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168460443] [2021-11-07 00:57:57,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 00:57:57,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:57,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 00:57:57,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:57:57,907 INFO L87 Difference]: Start difference. First operand 204 states and 285 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) [2021-11-07 00:57:58,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:58,013 INFO L93 Difference]: Finished difference Result 573 states and 793 transitions. [2021-11-07 00:57:58,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:57:58,014 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 [2021-11-07 00:57:58,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:58,018 INFO L225 Difference]: With dead ends: 573 [2021-11-07 00:57:58,018 INFO L226 Difference]: Without dead ends: 376 [2021-11-07 00:57:58,019 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 [2021-11-07 00:57:58,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-11-07 00:57:58,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 222. [2021-11-07 00:57:58,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 221 states have (on average 1.3710407239819005) internal successors, (303), 221 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:58,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 303 transitions. [2021-11-07 00:57:58,046 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 303 transitions. Word has length 37 [2021-11-07 00:57:58,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:58,047 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 303 transitions. [2021-11-07 00:57:58,047 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) [2021-11-07 00:57:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2021-11-07 00:57:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 00:57:58,048 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:58,048 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] [2021-11-07 00:57:58,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:58,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:58,262 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:58,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:58,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1306781830, now seen corresponding path program 1 times [2021-11-07 00:57:58,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:58,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113869736] [2021-11-07 00:57:58,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:58,263 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:58,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:58,264 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:58,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 00:57:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:58,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 00:57:58,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:58,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:58,689 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:58,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [113869736] [2021-11-07 00:57:58,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [113869736] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:58,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:58,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 00:57:58,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006513135] [2021-11-07 00:57:58,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 00:57:58,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:58,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 00:57:58,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 00:57:58,696 INFO L87 Difference]: Start difference. First operand 222 states and 303 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) [2021-11-07 00:57:58,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:58,801 INFO L93 Difference]: Finished difference Result 623 states and 843 transitions. [2021-11-07 00:57:58,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:57:58,802 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 [2021-11-07 00:57:58,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:58,805 INFO L225 Difference]: With dead ends: 623 [2021-11-07 00:57:58,805 INFO L226 Difference]: Without dead ends: 408 [2021-11-07 00:57:58,807 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 [2021-11-07 00:57:58,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2021-11-07 00:57:58,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 234. [2021-11-07 00:57:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 233 states have (on average 1.351931330472103) internal successors, (315), 233 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 315 transitions. [2021-11-07 00:57:58,844 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 315 transitions. Word has length 37 [2021-11-07 00:57:58,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:58,845 INFO L470 AbstractCegarLoop]: Abstraction has 234 states and 315 transitions. [2021-11-07 00:57:58,845 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) [2021-11-07 00:57:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 315 transitions. [2021-11-07 00:57:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 00:57:58,846 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:58,846 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] [2021-11-07 00:57:58,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:59,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,060 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:59,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:59,060 INFO L85 PathProgramCache]: Analyzing trace with hash 285713476, now seen corresponding path program 1 times [2021-11-07 00:57:59,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:59,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220276231] [2021-11-07 00:57:59,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:59,061 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:59,062 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:59,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 00:57:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:57:59,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 00:57:59,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:57:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:59,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:57:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:57:59,542 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:57:59,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220276231] [2021-11-07 00:57:59,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1220276231] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:57:59,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:57:59,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 00:57:59,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469060115] [2021-11-07 00:57:59,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:57:59,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:57:59,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:57:59,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:57:59,547 INFO L87 Difference]: Start difference. First operand 234 states and 315 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:59,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:57:59,652 INFO L93 Difference]: Finished difference Result 718 states and 971 transitions. [2021-11-07 00:57:59,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 00:57:59,652 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 [2021-11-07 00:57:59,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:57:59,655 INFO L225 Difference]: With dead ends: 718 [2021-11-07 00:57:59,655 INFO L226 Difference]: Without dead ends: 491 [2021-11-07 00:57:59,656 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 [2021-11-07 00:57:59,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-11-07 00:57:59,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 399. [2021-11-07 00:57:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 398 states have (on average 1.3366834170854272) internal successors, (532), 398 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:57:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 532 transitions. [2021-11-07 00:57:59,708 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 532 transitions. Word has length 37 [2021-11-07 00:57:59,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:57:59,710 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 532 transitions. [2021-11-07 00:57:59,711 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) [2021-11-07 00:57:59,711 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 532 transitions. [2021-11-07 00:57:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 00:57:59,712 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:57:59,713 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] [2021-11-07 00:57:59,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 00:57:59,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,925 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:57:59,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:57:59,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1821511428, now seen corresponding path program 1 times [2021-11-07 00:57:59,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:57:59,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95338029] [2021-11-07 00:57:59,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:57:59,926 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:57:59,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:57:59,927 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:57:59,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 00:58:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:00,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:58:00,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:00,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:00,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:00,467 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:00,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95338029] [2021-11-07 00:58:00,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95338029] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:00,468 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:00,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 00:58:00,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986425262] [2021-11-07 00:58:00,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 00:58:00,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:00,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 00:58:00,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 00:58:00,469 INFO L87 Difference]: Start difference. First operand 399 states and 532 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:02,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:02,024 INFO L93 Difference]: Finished difference Result 1773 states and 2329 transitions. [2021-11-07 00:58:02,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 00:58:02,025 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-07 00:58:02,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:02,033 INFO L225 Difference]: With dead ends: 1773 [2021-11-07 00:58:02,033 INFO L226 Difference]: Without dead ends: 1381 [2021-11-07 00:58:02,034 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 00:58:02,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2021-11-07 00:58:02,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 399. [2021-11-07 00:58:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 398 states have (on average 1.314070351758794) internal successors, (523), 398 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 523 transitions. [2021-11-07 00:58:02,101 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 523 transitions. Word has length 38 [2021-11-07 00:58:02,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:02,102 INFO L470 AbstractCegarLoop]: Abstraction has 399 states and 523 transitions. [2021-11-07 00:58:02,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:02,102 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 523 transitions. [2021-11-07 00:58:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-07 00:58:02,104 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:02,104 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:02,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:02,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:02,317 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:58:02,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:02,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1572853591, now seen corresponding path program 1 times [2021-11-07 00:58:02,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:58:02,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945882302] [2021-11-07 00:58:02,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:02,318 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:58:02,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:58:02,319 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:58:02,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 00:58:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:02,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:58:02,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:58:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 00:58:02,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:58:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-07 00:58:02,955 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:58:02,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945882302] [2021-11-07 00:58:02,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [945882302] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:02,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:02,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 00:58:02,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992400100] [2021-11-07 00:58:02,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 00:58:02,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:58:02,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 00:58:02,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 00:58:02,957 INFO L87 Difference]: Start difference. First operand 399 states and 523 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:05,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:05,641 INFO L93 Difference]: Finished difference Result 1395 states and 1821 transitions. [2021-11-07 00:58:05,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 00:58:05,642 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-11-07 00:58:05,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:05,644 INFO L225 Difference]: With dead ends: 1395 [2021-11-07 00:58:05,644 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 00:58:05,645 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 00:58:05,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 00:58:05,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 00:58:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:05,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 00:58:05,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-11-07 00:58:05,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:05,647 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 00:58:05,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 00:58:05,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 00:58:05,650 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:58:05,651 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:58:05,651 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:58:05,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 00:58:05,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:58:05,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 00:58:05,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:05,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:06,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:07,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:08,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:09,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:10,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:58:21,549 INFO L853 garLoopResultBuilder]: At program point L299-10(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,549 INFO L853 garLoopResultBuilder]: At program point L299-11(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,550 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,550 INFO L853 garLoopResultBuilder]: At program point L173(lines 168 175) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,550 INFO L853 garLoopResultBuilder]: At program point L373(lines 324 374) the Hoare annotation is: false [2021-11-07 00:58:21,550 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 245) no Hoare annotation was computed. [2021-11-07 00:58:21,550 INFO L853 garLoopResultBuilder]: At program point L309(lines 304 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 00:58:21,550 INFO L853 garLoopResultBuilder]: At program point L309-1(lines 304 312) the Hoare annotation is: false [2021-11-07 00:58:21,550 INFO L853 garLoopResultBuilder]: At program point L309-2(lines 304 312) the Hoare annotation is: false [2021-11-07 00:58:21,551 INFO L853 garLoopResultBuilder]: At program point L309-3(lines 304 312) the Hoare annotation is: false [2021-11-07 00:58:21,551 INFO L853 garLoopResultBuilder]: At program point L309-4(lines 304 312) the Hoare annotation is: false [2021-11-07 00:58:21,551 INFO L853 garLoopResultBuilder]: At program point L309-5(lines 304 312) the Hoare annotation is: false [2021-11-07 00:58:21,551 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,551 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,551 INFO L857 garLoopResultBuilder]: For program point L511-2(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,551 INFO L857 garLoopResultBuilder]: For program point L511-4(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-6(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-8(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-10(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-12(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-14(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-16(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,552 INFO L857 garLoopResultBuilder]: For program point L511-18(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,553 INFO L857 garLoopResultBuilder]: For program point L511-20(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,553 INFO L857 garLoopResultBuilder]: For program point L511-22(lines 511 517) no Hoare annotation was computed. [2021-11-07 00:58:21,553 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 201) no Hoare annotation was computed. [2021-11-07 00:58:21,553 INFO L853 garLoopResultBuilder]: At program point L184-1(lines 1 1038) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 00:58:21,553 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2021-11-07 00:58:21,553 INFO L853 garLoopResultBuilder]: At program point L184-3(lines 1 1038) the Hoare annotation is: false [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 184 201) no Hoare annotation was computed. [2021-11-07 00:58:21,554 INFO L853 garLoopResultBuilder]: At program point L184-5(lines 1 1038) the Hoare annotation is: false [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L449-1(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L449-2(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L449-3(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,554 INFO L857 garLoopResultBuilder]: For program point L449-4(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,555 INFO L857 garLoopResultBuilder]: For program point L449-5(lines 449 466) no Hoare annotation was computed. [2021-11-07 00:58:21,555 INFO L853 garLoopResultBuilder]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1))) [2021-11-07 00:58:21,555 INFO L853 garLoopResultBuilder]: At program point L254-1(lines 249 257) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,555 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 249 257) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,555 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 198) no Hoare annotation was computed. [2021-11-07 00:58:21,555 INFO L853 garLoopResultBuilder]: At program point L254-3(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-4(lines 249 257) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-11-07 00:58:21,556 INFO L857 garLoopResultBuilder]: For program point L188-2(lines 188 198) no Hoare annotation was computed. [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-5(lines 249 257) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-6(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L857 garLoopResultBuilder]: For program point L188-4(lines 188 198) no Hoare annotation was computed. [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-7(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-8(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-9(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-10(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-11(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-12(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-13(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,556 INFO L853 garLoopResultBuilder]: At program point L254-14(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,557 INFO L853 garLoopResultBuilder]: At program point L254-15(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,557 INFO L853 garLoopResultBuilder]: At program point L254-16(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,557 INFO L853 garLoopResultBuilder]: At program point L254-17(lines 249 257) the Hoare annotation is: false [2021-11-07 00:58:21,557 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,557 INFO L857 garLoopResultBuilder]: For program point L453-1(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,557 INFO L857 garLoopResultBuilder]: For program point L453-2(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,557 INFO L857 garLoopResultBuilder]: For program point L453-3(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point L453-4(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point L453-5(lines 453 461) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 195) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 189 195) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 00:58:21,558 INFO L853 garLoopResultBuilder]: At program point L391(lines 390 409) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 00:58:21,559 INFO L857 garLoopResultBuilder]: For program point L391-1(lines 391 397) no Hoare annotation was computed. [2021-11-07 00:58:21,559 INFO L853 garLoopResultBuilder]: At program point L391-2(lines 390 409) the Hoare annotation is: false [2021-11-07 00:58:21,559 INFO L853 garLoopResultBuilder]: At program point L391-3(lines 390 409) the Hoare annotation is: false [2021-11-07 00:58:21,559 INFO L857 garLoopResultBuilder]: For program point L326(lines 325 372) no Hoare annotation was computed. [2021-11-07 00:58:21,559 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-11-07 00:58:21,559 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 331) no Hoare annotation was computed. [2021-11-07 00:58:21,559 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L594-2(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L594-3(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L594-5(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,560 INFO L857 garLoopResultBuilder]: For program point L594-6(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-8(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-9(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-11(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-12(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-14(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L594-15(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,561 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-17(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 391 397) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-18(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-20(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-21(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-23(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,562 INFO L857 garLoopResultBuilder]: For program point L594-24(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-26(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-27(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L853 garLoopResultBuilder]: At program point L661(lines 1 1038) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-29(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-30(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-32(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-33(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,563 INFO L857 garLoopResultBuilder]: For program point L594-35(lines 594 598) no Hoare annotation was computed. [2021-11-07 00:58:21,564 INFO L853 garLoopResultBuilder]: At program point L398(lines 398 404) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) (and .cse0 .cse2 .cse1))) [2021-11-07 00:58:21,564 INFO L853 garLoopResultBuilder]: At program point L398-1(lines 398 404) the Hoare annotation is: false [2021-11-07 00:58:21,564 INFO L853 garLoopResultBuilder]: At program point L398-2(lines 398 404) the Hoare annotation is: false [2021-11-07 00:58:21,564 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 341) no Hoare annotation was computed. [2021-11-07 00:58:21,564 INFO L853 garLoopResultBuilder]: At program point L335-1(lines 335 341) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 00:58:21,564 INFO L853 garLoopResultBuilder]: At program point L600(lines 585 603) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-1(lines 585 603) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-2(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-3(lines 585 603) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-4(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-5(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-6(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,565 INFO L853 garLoopResultBuilder]: At program point L600-7(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L600-8(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L600-9(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L600-10(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L600-11(lines 585 603) the Hoare annotation is: false [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L536(lines 529 539) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1))) [2021-11-07 00:58:21,566 INFO L853 garLoopResultBuilder]: At program point L536-1(lines 529 539) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-2(lines 529 539) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-3(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-4(lines 529 539) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 .cse2))) [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-5(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-6(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-7(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,567 INFO L853 garLoopResultBuilder]: At program point L536-8(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-9(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-10(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-11(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-12(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-13(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L536-14(lines 529 539) the Hoare annotation is: false [2021-11-07 00:58:21,568 INFO L853 garLoopResultBuilder]: At program point L669(lines 664 672) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,569 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,569 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-11-07 00:58:21,569 INFO L860 garLoopResultBuilder]: At program point L142-1(lines 142 149) the Hoare annotation is: true [2021-11-07 00:58:21,569 INFO L857 garLoopResultBuilder]: For program point L475(lines 475 492) no Hoare annotation was computed. [2021-11-07 00:58:21,569 INFO L857 garLoopResultBuilder]: For program point L475-1(lines 475 492) no Hoare annotation was computed. [2021-11-07 00:58:21,569 INFO L857 garLoopResultBuilder]: For program point L475-2(lines 475 492) no Hoare annotation was computed. [2021-11-07 00:58:21,570 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 351) no Hoare annotation was computed. [2021-11-07 00:58:21,570 INFO L853 garLoopResultBuilder]: At program point L345-1(lines 345 351) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 00:58:21,570 INFO L853 garLoopResultBuilder]: At program point L545(lines 540 548) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,570 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 540 548) the Hoare annotation is: false [2021-11-07 00:58:21,570 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 487) no Hoare annotation was computed. [2021-11-07 00:58:21,570 INFO L853 garLoopResultBuilder]: At program point L545-2(lines 540 548) the Hoare annotation is: false [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L479-1(lines 479 487) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613-2(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613-3(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613-5(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613-6(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,571 INFO L857 garLoopResultBuilder]: For program point L613-8(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L613-9(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L613-11(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L217(lines 217 221) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L613-12(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L613-14(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L860 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L217-3(lines 217 221) no Hoare annotation was computed. [2021-11-07 00:58:21,572 INFO L857 garLoopResultBuilder]: For program point L613-15(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,573 INFO L857 garLoopResultBuilder]: For program point L613-17(lines 613 617) no Hoare annotation was computed. [2021-11-07 00:58:21,573 INFO L857 garLoopResultBuilder]: For program point L217-6(lines 217 221) no Hoare annotation was computed. [2021-11-07 00:58:21,573 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619(lines 604 622) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32)))) [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619-1(lines 604 622) the Hoare annotation is: false [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619-2(lines 604 622) the Hoare annotation is: false [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619-3(lines 604 622) the Hoare annotation is: false [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619-4(lines 604 622) the Hoare annotation is: false [2021-11-07 00:58:21,573 INFO L853 garLoopResultBuilder]: At program point L619-5(lines 604 622) the Hoare annotation is: false [2021-11-07 00:58:21,573 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 368) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-1(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-2(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-3(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-4(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-5(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,574 INFO L857 garLoopResultBuilder]: For program point L423-6(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L423-7(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L423-8(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L423-9(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L423-10(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L423-11(lines 423 440) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L160-1(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,575 INFO L857 garLoopResultBuilder]: For program point L160-2(line 160) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294-1(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294-2(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294-3(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294-4(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,576 INFO L857 garLoopResultBuilder]: For program point L294-5(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-6(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-7(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-8(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-9(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-10(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L294-11(lines 294 300) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,577 INFO L857 garLoopResultBuilder]: For program point L427-1(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 367) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L427-2(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L853 garLoopResultBuilder]: At program point L361-1(lines 391 397) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 .cse3))) [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L427-3(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L427-4(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L427-5(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,578 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-6(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-7(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-8(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-9(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-10(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L427-11(lines 427 435) no Hoare annotation was computed. [2021-11-07 00:58:21,579 INFO L857 garLoopResultBuilder]: For program point L627(lines 627 633) no Hoare annotation was computed. [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L627-1(lines 627 633) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1))) [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L299(lines 290 303) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L299-1(lines 290 303) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (not (= ~systemActive~0 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L299-2(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L299-3(lines 290 303) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ~systemActive~0 (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1 .cse2))) [2021-11-07 00:58:21,580 INFO L853 garLoopResultBuilder]: At program point L299-4(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,581 INFO L853 garLoopResultBuilder]: At program point L299-5(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,581 INFO L853 garLoopResultBuilder]: At program point L299-6(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,581 INFO L853 garLoopResultBuilder]: At program point L299-7(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,581 INFO L853 garLoopResultBuilder]: At program point L299-8(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,581 INFO L853 garLoopResultBuilder]: At program point L299-9(lines 290 303) the Hoare annotation is: false [2021-11-07 00:58:21,584 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:21,586 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:58:21,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:58:21 BoogieIcfgContainer [2021-11-07 00:58:21,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:58:21,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:58:21,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:58:21,615 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:58:21,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:52" (3/4) ... [2021-11-07 00:58:21,619 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:58:21,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 00:58:21,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 00:58:21,651 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 00:58:21,653 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 00:58:21,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:58:21,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:58:21,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:58:21,686 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,686 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) [2021-11-07 00:58:21,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-11-07 00:58:21,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-11-07 00:58:21,695 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 00:58:21,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 00:58:21,698 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,698 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,699 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-11-07 00:58:21,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,701 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,703 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,704 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,704 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 00:58:21,792 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:58:21,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:58:21,793 INFO L168 Benchmark]: Toolchain (without parser) took 32852.04 ms. Allocated memory was 60.8 MB in the beginning and 199.2 MB in the end (delta: 138.4 MB). Free memory was 39.3 MB in the beginning and 56.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 119.7 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,794 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:58:21,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.27 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 39.1 MB in the beginning and 61.2 MB in the end (delta: -22.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.36 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 55.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,795 INFO L168 Benchmark]: Boogie Preprocessor took 80.18 ms. Allocated memory is still 79.7 MB. Free memory was 55.4 MB in the beginning and 51.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,795 INFO L168 Benchmark]: RCFGBuilder took 2989.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 33.7 MB in the end (delta: 17.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,796 INFO L168 Benchmark]: TraceAbstraction took 28848.64 ms. Allocated memory was 79.7 MB in the beginning and 199.2 MB in the end (delta: 119.5 MB). Free memory was 33.3 MB in the beginning and 75.5 MB in the end (delta: -42.2 MB). Peak memory consumption was 103.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,796 INFO L168 Benchmark]: Witness Printer took 177.19 ms. Allocated memory is still 199.2 MB. Free memory was 75.5 MB in the beginning and 56.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:21,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 617.27 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 39.1 MB in the beginning and 61.2 MB in the end (delta: -22.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 132.36 ms. Allocated memory is still 79.7 MB. Free memory was 61.2 MB in the beginning and 55.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.18 ms. Allocated memory is still 79.7 MB. Free memory was 55.4 MB in the beginning and 51.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2989.26 ms. Allocated memory is still 79.7 MB. Free memory was 51.6 MB in the beginning and 33.7 MB in the end (delta: 17.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28848.64 ms. Allocated memory was 79.7 MB in the beginning and 199.2 MB in the end (delta: 119.5 MB). Free memory was 33.3 MB in the beginning and 75.5 MB in the end (delta: -42.2 MB). Peak memory consumption was 103.9 MB. Max. memory is 16.1 GB. * Witness Printer took 177.19 ms. Allocated memory is still 199.2 MB. Free memory was 75.5 MB in the beginning and 56.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 160]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 160]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 160]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1918 SDtfs, 2590 SDslu, 4839 SDs, 0 SdLazy, 593 SolverSat, 118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 742 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=9, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2089 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 535 NumberOfFragments, 836 HoareAnnotationTreeSize, 93 FomulaSimplifications, 4603228 FormulaSimplificationTreeSizeReduction, 4.4s HoareSimplificationTime, 93 FomulaSimplificationsInter, 2600292 FormulaSimplificationTreeSizeReductionInter, 11.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 688 ConstructedInterpolants, 0 QuantifiedInterpolants, 1191 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2342 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == tmp) && \result == 0bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 00:58:21,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b3c0aba-377e-4302-9cf6-bdbaf4b54073/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE