./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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 fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:13:50,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:13:50,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:13:50,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:13:50,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:13:50,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:13:50,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:13:50,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:13:50,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:13:50,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:13:50,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:13:50,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:13:50,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:13:50,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:13:50,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:13:50,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:13:50,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:13:50,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:13:50,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:13:50,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:13:50,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:13:50,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:13:50,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:13:50,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:13:50,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:13:50,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:13:50,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:13:50,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:13:50,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:13:50,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:13:50,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:13:50,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:13:50,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:13:50,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:13:50,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:13:50,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:13:50,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:13:50,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:13:50,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:13:50,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:13:50,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:13:50,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:13:50,291 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:13:50,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:13:50,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:13:50,293 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:13:50,293 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:13:50,293 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:13:50,294 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:13:50,294 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:13:50,295 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:13:50,297 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:13:50,298 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:13:50,298 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:13:50,299 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:13:50,299 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:13:50,300 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:13:50,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:13:50,303 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:13:50,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:13:50,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:13:50,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:13:50,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:13:50,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:13:50,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:13:50,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:13:50,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:13:50,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:13:50,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:13:50,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:13:50,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:13:50,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:13:50,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:13:50,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:13:50,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:13:50,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:13:50,311 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:13:50,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:13:50,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:13:50,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:13:50,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:13:50,312 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b [2021-11-07 02:13:50,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:13:50,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:13:50,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:13:50,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:13:50,734 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:13:50,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-11-07 02:13:50,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/c62dec097/ca07de2dd3b74843977c8aa2947829c9/FLAGac7d5662e [2021-11-07 02:13:51,485 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:13:51,486 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-11-07 02:13:51,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/c62dec097/ca07de2dd3b74843977c8aa2947829c9/FLAGac7d5662e [2021-11-07 02:13:51,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/c62dec097/ca07de2dd3b74843977c8aa2947829c9 [2021-11-07 02:13:51,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:13:51,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:13:51,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:13:51,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:13:51,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:13:51,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:13:51" (1/1) ... [2021-11-07 02:13:51,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f2cecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:51, skipping insertion in model container [2021-11-07 02:13:51,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:13:51" (1/1) ... [2021-11-07 02:13:51,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:13:51,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:13:52,093 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-11-07 02:13:52,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:13:52,294 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 02:13:52,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4909b5c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:52, skipping insertion in model container [2021-11-07 02:13:52,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:13:52,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:13:52,300 INFO L168 Benchmark]: Toolchain (without parser) took 585.71 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 53.0 MB in the beginning and 83.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:13:52,302 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 70.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:13:52,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.27 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 52.8 MB in the beginning and 83.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:13:52,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 90.2 MB. Free memory was 70.0 MB in the beginning and 70.0 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.27 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 52.8 MB in the beginning and 83.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 424]: 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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 fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:13:55,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:13:55,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:13:55,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:13:55,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:13:55,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:13:55,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:13:55,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:13:55,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:13:55,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:13:55,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:13:55,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:13:55,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:13:55,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:13:55,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:13:55,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:13:55,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:13:55,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:13:55,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:13:55,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:13:55,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:13:55,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:13:55,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:13:55,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:13:55,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:13:55,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:13:55,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:13:55,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:13:55,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:13:55,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:13:55,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:13:55,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:13:55,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:13:55,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:13:55,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:13:55,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:13:55,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:13:55,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:13:55,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:13:55,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:13:55,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:13:55,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:13:55,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:13:55,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:13:55,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:13:55,325 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:13:55,325 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:13:55,325 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:13:55,325 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:13:55,326 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:13:55,326 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:13:55,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:13:55,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:13:55,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:13:55,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:13:55,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:13:55,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:13:55,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:13:55,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:13:55,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:13:55,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:13:55,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:13:55,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:13:55,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:13:55,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:13:55,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:13:55,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:13:55,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:13:55,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:13:55,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:13:55,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:13:55,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:13:55,334 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:13:55,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:13:55,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:13:55,335 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:13:55,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:13:55,336 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b [2021-11-07 02:13:55,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:13:55,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:13:55,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:13:55,930 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:13:55,932 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:13:55,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-11-07 02:13:56,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/d204919fc/8d831fda058347d7a16cbe5c4bf67695/FLAGb9c870a16 [2021-11-07 02:13:56,737 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:13:56,754 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2021-11-07 02:13:56,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/d204919fc/8d831fda058347d7a16cbe5c4bf67695/FLAGb9c870a16 [2021-11-07 02:13:56,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/data/d204919fc/8d831fda058347d7a16cbe5c4bf67695 [2021-11-07 02:13:56,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:13:56,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:13:56,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:13:56,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:13:56,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:13:56,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:13:56" (1/1) ... [2021-11-07 02:13:56,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6106c7a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:56, skipping insertion in model container [2021-11-07 02:13:56,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:13:56" (1/1) ... [2021-11-07 02:13:56,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:13:57,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:13:57,357 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-11-07 02:13:57,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:13:57,509 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:13:57,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:13:57,544 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-11-07 02:13:57,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:13:57,604 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:13:57,667 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_7e2c49ea-0373-40f5-837b-e7d1baec0daa/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2021-11-07 02:13:57,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:13:57,770 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:13:57,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57 WrapperNode [2021-11-07 02:13:57,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:13:57,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:13:57,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:13:57,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:13:57,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:57,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:57,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:13:57,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:13:57,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:13:57,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:13:57,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:57,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:57,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:57,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:58,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:58,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:58,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:58,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:13:58,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:13:58,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:13:58,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:13:58,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (1/1) ... [2021-11-07 02:13:58,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:13:58,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:13:58,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:13:58,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:13:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:13:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:13:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:13:58,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:14:01,500 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:14:01,500 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-11-07 02:14:01,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:14:01 BoogieIcfgContainer [2021-11-07 02:14:01,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:14:01,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:14:01,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:14:01,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:14:01,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:13:56" (1/3) ... [2021-11-07 02:14:01,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42903320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:14:01, skipping insertion in model container [2021-11-07 02:14:01,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:13:57" (2/3) ... [2021-11-07 02:14:01,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42903320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:14:01, skipping insertion in model container [2021-11-07 02:14:01,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:14:01" (3/3) ... [2021-11-07 02:14:01,529 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63.cil.c [2021-11-07 02:14:01,552 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:14:01,552 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 02:14:01,612 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:14:01,620 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 02:14:01,633 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 02:14:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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 02:14:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 02:14:01,696 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:01,696 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:01,697 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 02:14:01,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:01,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2021-11-07 02:14:01,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:01,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316206243] [2021-11-07 02:14:01,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:01,737 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:01,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:01,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:01,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:14:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:01,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 02:14:01,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:02,079 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 02:14:02,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:02,134 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 02:14:02,135 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:02,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316206243] [2021-11-07 02:14:02,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316206243] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:02,137 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:02,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 02:14:02,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228221553] [2021-11-07 02:14:02,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 02:14:02,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:02,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 02:14:02,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:14:02,166 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:02,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:02,220 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-11-07 02:14:02,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 02:14:02,222 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-07 02:14:02,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:02,238 INFO L225 Difference]: With dead ends: 448 [2021-11-07 02:14:02,238 INFO L226 Difference]: Without dead ends: 223 [2021-11-07 02:14:02,243 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:14:02,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-11-07 02:14:02,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-11-07 02:14:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 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 02:14:02,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-11-07 02:14:02,309 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-11-07 02:14:02,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:02,310 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-11-07 02:14:02,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-11-07 02:14:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 02:14:02,312 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:02,313 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:02,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:02,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:02,528 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 02:14:02,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:02,529 INFO L85 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2021-11-07 02:14:02,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:02,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675465657] [2021-11-07 02:14:02,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:02,531 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:02,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:02,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:02,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:14:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:02,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:14:02,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:02,879 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 02:14:02,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:02,948 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 02:14:02,948 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:02,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [675465657] [2021-11-07 02:14:02,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [675465657] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:02,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:02,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:14:02,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925736475] [2021-11-07 02:14:02,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:14:02,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:02,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:14:02,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:02,955 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:02,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:02,985 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-11-07 02:14:02,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:14:02,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 02:14:02,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:02,988 INFO L225 Difference]: With dead ends: 223 [2021-11-07 02:14:02,988 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 02:14:02,996 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:02,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 02:14:03,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 02:14:03,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 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 02:14:03,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-11-07 02:14:03,017 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-11-07 02:14:03,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:03,018 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-11-07 02:14:03,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-11-07 02:14:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-07 02:14:03,022 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:03,023 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:03,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:03,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:03,234 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 02:14:03,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:03,235 INFO L85 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2021-11-07 02:14:03,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:03,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714000657] [2021-11-07 02:14:03,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:03,237 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:03,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:03,239 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:03,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 02:14:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:03,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:14:03,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:03,628 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 02:14:03,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:03,748 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 02:14:03,749 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:03,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714000657] [2021-11-07 02:14:03,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714000657] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:03,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:03,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 02:14:03,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128110493] [2021-11-07 02:14:03,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:14:03,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:03,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:14:03,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:03,753 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:03,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:03,818 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-11-07 02:14:03,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:14:03,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-07 02:14:03,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:03,822 INFO L225 Difference]: With dead ends: 266 [2021-11-07 02:14:03,822 INFO L226 Difference]: Without dead ends: 187 [2021-11-07 02:14:03,823 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:03,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-07 02:14:03,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-11-07 02:14:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 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 02:14:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-11-07 02:14:03,844 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-11-07 02:14:03,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:03,845 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-11-07 02:14:03,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-11-07 02:14:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 02:14:03,850 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:03,850 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:03,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:04,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:04,074 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 02:14:04,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:04,075 INFO L85 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2021-11-07 02:14:04,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:04,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489980112] [2021-11-07 02:14:04,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:04,077 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:04,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:04,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:04,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 02:14:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:04,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:14:04,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:04,428 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 02:14:04,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:04,526 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 02:14:04,527 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:04,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489980112] [2021-11-07 02:14:04,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1489980112] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:04,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:04,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:14:04,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641183404] [2021-11-07 02:14:04,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:14:04,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:04,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:14:04,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:14:04,531 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:04,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:04,660 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-11-07 02:14:04,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:14:04,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 02:14:04,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:04,665 INFO L225 Difference]: With dead ends: 208 [2021-11-07 02:14:04,669 INFO L226 Difference]: Without dead ends: 110 [2021-11-07 02:14:04,671 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:14:04,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-07 02:14:04,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-11-07 02:14:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 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 02:14:04,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-11-07 02:14:04,697 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-11-07 02:14:04,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:04,700 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-11-07 02:14:04,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:04,700 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-11-07 02:14:04,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 02:14:04,702 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:04,702 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:04,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:04,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:04,910 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 02:14:04,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:04,911 INFO L85 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2021-11-07 02:14:04,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:04,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253046507] [2021-11-07 02:14:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:04,913 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:04,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:04,914 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:04,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 02:14:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:05,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:14:05,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:05,330 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 02:14:05,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:05,481 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 02:14:05,481 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:05,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [253046507] [2021-11-07 02:14:05,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [253046507] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:05,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:05,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 02:14:05,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794827112] [2021-11-07 02:14:05,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:14:05,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:05,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:14:05,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:14:05,485 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:05,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:05,715 INFO L93 Difference]: Finished difference Result 527 states and 760 transitions. [2021-11-07 02:14:05,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 02:14:05,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-07 02:14:05,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:05,720 INFO L225 Difference]: With dead ends: 527 [2021-11-07 02:14:05,721 INFO L226 Difference]: Without dead ends: 425 [2021-11-07 02:14:05,722 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 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 02:14:05,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-11-07 02:14:05,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 202. [2021-11-07 02:14:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4129353233830846) internal successors, (284), 201 states have internal predecessors, (284), 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 02:14:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 284 transitions. [2021-11-07 02:14:05,763 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 284 transitions. Word has length 25 [2021-11-07 02:14:05,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:05,763 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 284 transitions. [2021-11-07 02:14:05,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:05,764 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-11-07 02:14:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 02:14:05,767 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:05,768 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:05,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:05,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:05,983 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 02:14:05,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:05,984 INFO L85 PathProgramCache]: Analyzing trace with hash -766752191, now seen corresponding path program 1 times [2021-11-07 02:14:05,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:05,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913066399] [2021-11-07 02:14:05,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:05,987 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:05,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:05,989 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:06,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 02:14:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:06,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:14:06,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:06,401 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 02:14:06,402 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:06,488 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 02:14:06,489 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:06,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913066399] [2021-11-07 02:14:06,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [913066399] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:06,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:06,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 02:14:06,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065695465] [2021-11-07 02:14:06,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:14:06,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:06,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:14:06,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:14:06,496 INFO L87 Difference]: Start difference. First operand 202 states and 284 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 02:14:06,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:06,812 INFO L93 Difference]: Finished difference Result 582 states and 821 transitions. [2021-11-07 02:14:06,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 02:14:06,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 02:14:06,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:06,819 INFO L225 Difference]: With dead ends: 582 [2021-11-07 02:14:06,820 INFO L226 Difference]: Without dead ends: 580 [2021-11-07 02:14:06,821 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 02:14:06,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-07 02:14:06,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 202. [2021-11-07 02:14:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.4029850746268657) internal successors, (282), 201 states have internal predecessors, (282), 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 02:14:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 282 transitions. [2021-11-07 02:14:06,908 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 282 transitions. Word has length 26 [2021-11-07 02:14:06,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:06,908 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 282 transitions. [2021-11-07 02:14:06,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 02:14:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 282 transitions. [2021-11-07 02:14:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 02:14:06,919 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:06,919 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:06,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:07,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:07,136 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 02:14:07,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:07,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1570829431, now seen corresponding path program 1 times [2021-11-07 02:14:07,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:07,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880874303] [2021-11-07 02:14:07,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:07,138 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:07,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:07,142 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:07,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 02:14:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:07,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:14:07,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:07,600 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 02:14:07,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:07,708 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 02:14:07,708 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:07,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1880874303] [2021-11-07 02:14:07,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1880874303] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:07,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:07,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 02:14:07,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023241665] [2021-11-07 02:14:07,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:14:07,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:07,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:14:07,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:14:07,714 INFO L87 Difference]: Start difference. First operand 202 states and 282 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:07,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:07,884 INFO L93 Difference]: Finished difference Result 570 states and 788 transitions. [2021-11-07 02:14:07,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 02:14:07,885 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 02:14:07,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:07,888 INFO L225 Difference]: With dead ends: 570 [2021-11-07 02:14:07,889 INFO L226 Difference]: Without dead ends: 374 [2021-11-07 02:14:07,890 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 02:14:07,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-11-07 02:14:07,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 220. [2021-11-07 02:14:07,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 1.36986301369863) internal successors, (300), 219 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 300 transitions. [2021-11-07 02:14:07,928 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 300 transitions. Word has length 35 [2021-11-07 02:14:07,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:07,931 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 300 transitions. [2021-11-07 02:14:07,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 300 transitions. [2021-11-07 02:14:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 02:14:07,936 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:07,937 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:07,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:08,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:08,150 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 02:14:08,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:08,151 INFO L85 PathProgramCache]: Analyzing trace with hash 984023417, now seen corresponding path program 1 times [2021-11-07 02:14:08,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:08,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [167450556] [2021-11-07 02:14:08,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:08,152 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:08,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:08,154 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:08,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 02:14:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:08,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:14:08,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:08,654 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 02:14:08,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:08,770 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 02:14:08,771 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:08,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [167450556] [2021-11-07 02:14:08,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [167450556] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:08,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:08,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 02:14:08,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619664666] [2021-11-07 02:14:08,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 02:14:08,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:08,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 02:14:08,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 02:14:08,774 INFO L87 Difference]: Start difference. First operand 220 states and 300 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:08,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:08,938 INFO L93 Difference]: Finished difference Result 620 states and 838 transitions. [2021-11-07 02:14:08,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 02:14:08,939 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 02:14:08,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:08,943 INFO L225 Difference]: With dead ends: 620 [2021-11-07 02:14:08,944 INFO L226 Difference]: Without dead ends: 406 [2021-11-07 02:14:08,946 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 02:14:08,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-11-07 02:14:08,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 232. [2021-11-07 02:14:08,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.3506493506493507) internal successors, (312), 231 states have internal predecessors, (312), 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 02:14:08,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 312 transitions. [2021-11-07 02:14:08,989 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 312 transitions. Word has length 35 [2021-11-07 02:14:08,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:08,990 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 312 transitions. [2021-11-07 02:14:08,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 312 transitions. [2021-11-07 02:14:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 02:14:08,992 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:08,992 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:09,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:09,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:09,209 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 02:14:09,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:09,209 INFO L85 PathProgramCache]: Analyzing trace with hash -295840261, now seen corresponding path program 1 times [2021-11-07 02:14:09,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:09,210 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083256516] [2021-11-07 02:14:09,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:09,210 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:09,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:09,211 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:09,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 02:14:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:09,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:14:09,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:09,749 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 02:14:09,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:09,892 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 02:14:09,893 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:09,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083256516] [2021-11-07 02:14:09,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083256516] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:09,893 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:09,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 02:14:09,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714704741] [2021-11-07 02:14:09,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:14:09,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:09,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:14:09,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:09,895 INFO L87 Difference]: Start difference. First operand 232 states and 312 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 02:14:10,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:10,026 INFO L93 Difference]: Finished difference Result 714 states and 964 transitions. [2021-11-07 02:14:10,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:14:10,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 02:14:10,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:10,032 INFO L225 Difference]: With dead ends: 714 [2021-11-07 02:14:10,032 INFO L226 Difference]: Without dead ends: 488 [2021-11-07 02:14:10,033 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:14:10,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-11-07 02:14:10,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 396. [2021-11-07 02:14:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3341772151898734) internal successors, (527), 395 states have internal predecessors, (527), 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 02:14:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 527 transitions. [2021-11-07 02:14:10,098 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 527 transitions. Word has length 35 [2021-11-07 02:14:10,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:10,099 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 527 transitions. [2021-11-07 02:14:10,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 02:14:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 527 transitions. [2021-11-07 02:14:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 02:14:10,101 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:10,102 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:10,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:10,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:10,318 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 02:14:10,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:10,319 INFO L85 PathProgramCache]: Analyzing trace with hash -530973507, now seen corresponding path program 1 times [2021-11-07 02:14:10,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:10,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526236154] [2021-11-07 02:14:10,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:10,320 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:10,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:10,321 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:10,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 02:14:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:10,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 02:14:10,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:10,872 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 02:14:10,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:11,034 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 02:14:11,035 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:11,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526236154] [2021-11-07 02:14:11,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [526236154] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:11,035 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:11,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 02:14:11,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405379274] [2021-11-07 02:14:11,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 02:14:11,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:11,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 02:14:11,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:14:11,037 INFO L87 Difference]: Start difference. First operand 396 states and 527 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:13,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:13,292 INFO L93 Difference]: Finished difference Result 1768 states and 2320 transitions. [2021-11-07 02:14:13,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 02:14:13,293 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-07 02:14:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:13,306 INFO L225 Difference]: With dead ends: 1768 [2021-11-07 02:14:13,306 INFO L226 Difference]: Without dead ends: 1378 [2021-11-07 02:14:13,309 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 02:14:13,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2021-11-07 02:14:13,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 396. [2021-11-07 02:14:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 1.3113924050632912) internal successors, (518), 395 states have internal predecessors, (518), 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 02:14:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 518 transitions. [2021-11-07 02:14:13,397 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 518 transitions. Word has length 36 [2021-11-07 02:14:13,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:13,398 INFO L470 AbstractCegarLoop]: Abstraction has 396 states and 518 transitions. [2021-11-07 02:14:13,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:14:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 518 transitions. [2021-11-07 02:14:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-07 02:14:13,401 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:14:13,401 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] [2021-11-07 02:14:13,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:13,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:13,617 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 02:14:13,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:14:13,617 INFO L85 PathProgramCache]: Analyzing trace with hash 768163452, now seen corresponding path program 1 times [2021-11-07 02:14:13,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:14:13,618 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2063845609] [2021-11-07 02:14:13,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:14:13,618 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:14:13,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:14:13,621 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:14:13,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 02:14:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:14:14,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 02:14:14,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:14:14,217 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 02:14:14,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:14:14,466 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 02:14:14,467 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:14:14,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2063845609] [2021-11-07 02:14:14,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2063845609] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:14:14,467 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:14:14,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 02:14:14,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595625597] [2021-11-07 02:14:14,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 02:14:14,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:14:14,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 02:14:14,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:14:14,469 INFO L87 Difference]: Start difference. First operand 396 states and 518 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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 02:14:18,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:14:18,702 INFO L93 Difference]: Finished difference Result 1392 states and 1816 transitions. [2021-11-07 02:14:18,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 02:14:18,703 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-11-07 02:14:18,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:14:18,704 INFO L225 Difference]: With dead ends: 1392 [2021-11-07 02:14:18,704 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 02:14:18,707 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2021-11-07 02:14:18,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 02:14:18,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 02:14:18,707 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 02:14:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 02:14:18,708 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-11-07 02:14:18,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:14:18,709 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 02:14:18,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 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 02:14:18,710 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 02:14:18,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 02:14:18,714 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:14:18,714 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:14:18,715 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:14:18,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 02:14:18,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:14:18,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 02:14:18,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:18,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:19,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:20,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:20,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:20,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:20,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:20,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:22,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:23,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:24,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:25,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:14:39,547 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,548 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,548 INFO L857 garLoopResultBuilder]: For program point L101-6(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,548 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 898) no Hoare annotation was computed. [2021-11-07 02:14:39,548 INFO L857 garLoopResultBuilder]: For program point L101-7(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,548 INFO L857 garLoopResultBuilder]: For program point L101-8(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,549 INFO L857 garLoopResultBuilder]: For program point L101-9(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,549 INFO L857 garLoopResultBuilder]: For program point L894-3(lines 894 898) no Hoare annotation was computed. [2021-11-07 02:14:39,549 INFO L857 garLoopResultBuilder]: For program point L101-10(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,549 INFO L857 garLoopResultBuilder]: For program point L101-11(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,549 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,550 INFO L857 garLoopResultBuilder]: For program point L894-6(lines 894 898) no Hoare annotation was computed. [2021-11-07 02:14:39,550 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 372) no Hoare annotation was computed. [2021-11-07 02:14:39,550 INFO L853 garLoopResultBuilder]: At program point L366-1(lines 69 75) 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 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,551 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,552 INFO L857 garLoopResultBuilder]: For program point L105-6(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,552 INFO L857 garLoopResultBuilder]: For program point L105-7(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,552 INFO L857 garLoopResultBuilder]: For program point L105-8(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,552 INFO L857 garLoopResultBuilder]: For program point L105-9(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,552 INFO L857 garLoopResultBuilder]: For program point L105-10(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,553 INFO L857 garLoopResultBuilder]: For program point L105-11(lines 105 113) no Hoare annotation was computed. [2021-11-07 02:14:39,553 INFO L857 garLoopResultBuilder]: For program point L305(lines 305 311) no Hoare annotation was computed. [2021-11-07 02:14:39,553 INFO L853 garLoopResultBuilder]: At program point L305-1(lines 305 311) 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 02:14:39,553 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,554 INFO L857 garLoopResultBuilder]: For program point L971-1(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,554 INFO L857 garLoopResultBuilder]: For program point L971-2(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,554 INFO L857 garLoopResultBuilder]: For program point L971-3(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,554 INFO L857 garLoopResultBuilder]: For program point L971-4(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,554 INFO L857 garLoopResultBuilder]: For program point L971-5(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,555 INFO L857 garLoopResultBuilder]: For program point L971-6(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,555 INFO L857 garLoopResultBuilder]: For program point L971-7(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,555 INFO L857 garLoopResultBuilder]: For program point L971-8(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,555 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: false [2021-11-07 02:14:39,555 INFO L857 garLoopResultBuilder]: For program point L971-9(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,556 INFO L857 garLoopResultBuilder]: For program point L971-10(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,556 INFO L857 garLoopResultBuilder]: For program point L971-11(lines 971 977) no Hoare annotation was computed. [2021-11-07 02:14:39,556 INFO L857 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-11-07 02:14:39,556 INFO L857 garLoopResultBuilder]: For program point L774(line 774) no Hoare annotation was computed. [2021-11-07 02:14:39,556 INFO L853 garLoopResultBuilder]: At program point L378(lines 329 379) the Hoare annotation is: false [2021-11-07 02:14:39,557 INFO L857 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2021-11-07 02:14:39,557 INFO L857 garLoopResultBuilder]: For program point L777-1(lines 69 75) no Hoare annotation was computed. [2021-11-07 02:14:39,557 INFO L853 garLoopResultBuilder]: At program point L976(lines 967 980) 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 02:14:39,557 INFO L853 garLoopResultBuilder]: At program point L976-1(lines 967 980) 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 02:14:39,557 INFO L853 garLoopResultBuilder]: At program point L976-2(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,558 INFO L853 garLoopResultBuilder]: At program point L976-3(lines 967 980) 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 02:14:39,558 INFO L853 garLoopResultBuilder]: At program point L976-4(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,558 INFO L853 garLoopResultBuilder]: At program point L976-5(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,558 INFO L853 garLoopResultBuilder]: At program point L976-6(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,558 INFO L853 garLoopResultBuilder]: At program point L976-7(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,559 INFO L853 garLoopResultBuilder]: At program point L976-8(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,559 INFO L853 garLoopResultBuilder]: At program point L976-9(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,559 INFO L853 garLoopResultBuilder]: At program point L976-10(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,559 INFO L853 garLoopResultBuilder]: At program point L976-11(lines 967 980) the Hoare annotation is: false [2021-11-07 02:14:39,559 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 854) no Hoare annotation was computed. [2021-11-07 02:14:39,560 INFO L860 garLoopResultBuilder]: At program point L847-1(lines 847 854) the Hoare annotation is: true [2021-11-07 02:14:39,560 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,560 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,560 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,560 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-10(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-12(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-14(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-16(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-18(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,561 INFO L857 garLoopResultBuilder]: For program point L189-20(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L189-22(lines 189 195) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L918(lines 918 922) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L391(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L391-1(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L391-2(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,562 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,563 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,563 INFO L857 garLoopResultBuilder]: For program point L127-3(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,563 INFO L857 garLoopResultBuilder]: For program point L127-4(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,563 INFO L853 garLoopResultBuilder]: At program point L986(lines 981 989) 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 02:14:39,563 INFO L857 garLoopResultBuilder]: For program point L127-5(lines 127 144) no Hoare annotation was computed. [2021-11-07 02:14:39,564 INFO L853 garLoopResultBuilder]: At program point L986-1(lines 981 989) the Hoare annotation is: false [2021-11-07 02:14:39,564 INFO L853 garLoopResultBuilder]: At program point L986-2(lines 981 989) the Hoare annotation is: false [2021-11-07 02:14:39,564 INFO L853 garLoopResultBuilder]: At program point L986-3(lines 981 989) the Hoare annotation is: false [2021-11-07 02:14:39,564 INFO L853 garLoopResultBuilder]: At program point L986-4(lines 981 989) the Hoare annotation is: false [2021-11-07 02:14:39,564 INFO L853 garLoopResultBuilder]: At program point L986-5(lines 981 989) the Hoare annotation is: false [2021-11-07 02:14:39,565 INFO L860 garLoopResultBuilder]: At program point L856(lines 837 859) the Hoare annotation is: true [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131-3(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131-4(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L131-5(lines 131 139) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,565 INFO L857 garLoopResultBuilder]: For program point L331(lines 330 377) no Hoare annotation was computed. [2021-11-07 02:14:39,566 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 336) no Hoare annotation was computed. [2021-11-07 02:14:39,566 INFO L853 garLoopResultBuilder]: At program point L69(lines 68 87) 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 02:14:39,566 INFO L857 garLoopResultBuilder]: For program point L69-1(lines 69 75) no Hoare annotation was computed. [2021-11-07 02:14:39,566 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 68 87) the Hoare annotation is: false [2021-11-07 02:14:39,566 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 68 87) the Hoare annotation is: false [2021-11-07 02:14:39,566 INFO L853 garLoopResultBuilder]: At program point L931(lines 926 934) 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 02:14:39,567 INFO L853 garLoopResultBuilder]: At program point L931-1(lines 926 934) 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 02:14:39,567 INFO L853 garLoopResultBuilder]: At program point L931-2(lines 926 934) 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 02:14:39,567 INFO L853 garLoopResultBuilder]: At program point L931-3(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,567 INFO L853 garLoopResultBuilder]: At program point L931-4(lines 926 934) 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 02:14:39,567 INFO L853 garLoopResultBuilder]: At program point L931-5(lines 926 934) 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 02:14:39,568 INFO L853 garLoopResultBuilder]: At program point L931-6(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,568 INFO L853 garLoopResultBuilder]: At program point L931-7(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,568 INFO L853 garLoopResultBuilder]: At program point L931-8(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,568 INFO L853 garLoopResultBuilder]: At program point L931-9(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,569 INFO L853 garLoopResultBuilder]: At program point L931-10(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,569 INFO L853 garLoopResultBuilder]: At program point L931-11(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,569 INFO L853 garLoopResultBuilder]: At program point L931-12(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,569 INFO L853 garLoopResultBuilder]: At program point L931-13(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,569 INFO L853 garLoopResultBuilder]: At program point L931-14(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,570 INFO L853 garLoopResultBuilder]: At program point L931-15(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,570 INFO L853 garLoopResultBuilder]: At program point L931-16(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,570 INFO L853 garLoopResultBuilder]: At program point L931-17(lines 926 934) the Hoare annotation is: false [2021-11-07 02:14:39,570 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,570 INFO L857 garLoopResultBuilder]: For program point L272-2(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-3(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-5(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-6(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-8(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-9(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,571 INFO L857 garLoopResultBuilder]: For program point L272-11(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,572 INFO L857 garLoopResultBuilder]: For program point L272-12(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,572 INFO L857 garLoopResultBuilder]: For program point L272-14(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,572 INFO L857 garLoopResultBuilder]: For program point L272-15(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,572 INFO L857 garLoopResultBuilder]: For program point L272-17(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,572 INFO L857 garLoopResultBuilder]: For program point L272-18(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,573 INFO L857 garLoopResultBuilder]: For program point L272-20(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,573 INFO L857 garLoopResultBuilder]: For program point L272-21(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,573 INFO L857 garLoopResultBuilder]: For program point L272-23(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,573 INFO L857 garLoopResultBuilder]: For program point L272-24(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,573 INFO L857 garLoopResultBuilder]: For program point L272-26(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,574 INFO L857 garLoopResultBuilder]: For program point L272-27(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,574 INFO L857 garLoopResultBuilder]: For program point L272-29(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,574 INFO L857 garLoopResultBuilder]: For program point L272-30(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,574 INFO L857 garLoopResultBuilder]: For program point L272-32(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,574 INFO L857 garLoopResultBuilder]: For program point L272-33(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,575 INFO L857 garLoopResultBuilder]: For program point L272-35(lines 272 276) no Hoare annotation was computed. [2021-11-07 02:14:39,575 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2021-11-07 02:14:39,575 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 346) no Hoare annotation was computed. [2021-11-07 02:14:39,575 INFO L853 garLoopResultBuilder]: At program point L340-1(lines 340 346) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 02:14:39,576 INFO L853 garLoopResultBuilder]: At program point L76(lines 76 82) 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 02:14:39,576 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: false [2021-11-07 02:14:39,576 INFO L853 garLoopResultBuilder]: At program point L76-2(lines 76 82) the Hoare annotation is: false [2021-11-07 02:14:39,576 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 882) no Hoare annotation was computed. [2021-11-07 02:14:39,576 INFO L853 garLoopResultBuilder]: At program point L869-1(lines 1 1024) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse2) (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-11-07 02:14:39,577 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 882) no Hoare annotation was computed. [2021-11-07 02:14:39,577 INFO L853 garLoopResultBuilder]: At program point L869-3(lines 1 1024) the Hoare annotation is: false [2021-11-07 02:14:39,577 INFO L857 garLoopResultBuilder]: For program point L869-4(lines 869 882) no Hoare annotation was computed. [2021-11-07 02:14:39,577 INFO L853 garLoopResultBuilder]: At program point L869-5(lines 1 1024) the Hoare annotation is: false [2021-11-07 02:14:39,577 INFO L853 garLoopResultBuilder]: At program point L278(lines 263 281) 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 02:14:39,578 INFO L853 garLoopResultBuilder]: At program point L278-1(lines 263 281) 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 02:14:39,578 INFO L853 garLoopResultBuilder]: At program point L278-2(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,578 INFO L853 garLoopResultBuilder]: At program point L278-3(lines 263 281) 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 02:14:39,578 INFO L853 garLoopResultBuilder]: At program point L278-4(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,578 INFO L853 garLoopResultBuilder]: At program point L278-5(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,579 INFO L853 garLoopResultBuilder]: At program point L278-6(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,579 INFO L853 garLoopResultBuilder]: At program point L278-7(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,579 INFO L853 garLoopResultBuilder]: At program point L278-8(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,579 INFO L853 garLoopResultBuilder]: At program point L278-9(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,579 INFO L853 garLoopResultBuilder]: At program point L278-10(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,580 INFO L853 garLoopResultBuilder]: At program point L278-11(lines 263 281) the Hoare annotation is: false [2021-11-07 02:14:39,580 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 879) no Hoare annotation was computed. [2021-11-07 02:14:39,580 INFO L857 garLoopResultBuilder]: For program point L873-2(lines 873 879) no Hoare annotation was computed. [2021-11-07 02:14:39,580 INFO L857 garLoopResultBuilder]: For program point L873-4(lines 873 879) no Hoare annotation was computed. [2021-11-07 02:14:39,581 INFO L853 garLoopResultBuilder]: At program point L214(lines 207 217) 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 02:14:39,581 INFO L853 garLoopResultBuilder]: At program point L214-1(lines 207 217) 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 02:14:39,581 INFO L853 garLoopResultBuilder]: At program point L214-2(lines 207 217) 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 02:14:39,581 INFO L853 garLoopResultBuilder]: At program point L214-3(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,581 INFO L853 garLoopResultBuilder]: At program point L214-4(lines 207 217) 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 02:14:39,582 INFO L853 garLoopResultBuilder]: At program point L214-5(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,582 INFO L853 garLoopResultBuilder]: At program point L214-6(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,582 INFO L853 garLoopResultBuilder]: At program point L214-7(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,582 INFO L853 garLoopResultBuilder]: At program point L214-8(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,583 INFO L853 garLoopResultBuilder]: At program point L214-9(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,583 INFO L853 garLoopResultBuilder]: At program point L214-10(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,583 INFO L853 garLoopResultBuilder]: At program point L214-11(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,583 INFO L853 garLoopResultBuilder]: At program point L214-12(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,583 INFO L853 garLoopResultBuilder]: At program point L214-13(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,584 INFO L853 garLoopResultBuilder]: At program point L214-14(lines 207 217) the Hoare annotation is: false [2021-11-07 02:14:39,584 INFO L857 garLoopResultBuilder]: For program point L350(lines 350 356) no Hoare annotation was computed. [2021-11-07 02:14:39,584 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 02:14:39,584 INFO L853 garLoopResultBuilder]: At program point L350-1(lines 350 356) 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 02:14:39,584 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 170) no Hoare annotation was computed. [2021-11-07 02:14:39,585 INFO L857 garLoopResultBuilder]: For program point L153-1(lines 153 170) no Hoare annotation was computed. [2021-11-07 02:14:39,585 INFO L857 garLoopResultBuilder]: For program point L153-2(lines 153 170) no Hoare annotation was computed. [2021-11-07 02:14:39,585 INFO L853 garLoopResultBuilder]: At program point L1013(lines 1 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:14:39,585 INFO L853 garLoopResultBuilder]: At program point L223(lines 218 226) 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 02:14:39,585 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 218 226) the Hoare annotation is: false [2021-11-07 02:14:39,586 INFO L857 garLoopResultBuilder]: For program point L157(lines 157 165) no Hoare annotation was computed. [2021-11-07 02:14:39,586 INFO L853 garLoopResultBuilder]: At program point L223-2(lines 218 226) the Hoare annotation is: false [2021-11-07 02:14:39,586 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 157 165) no Hoare annotation was computed. [2021-11-07 02:14:39,586 INFO L857 garLoopResultBuilder]: For program point L157-2(lines 157 165) no Hoare annotation was computed. [2021-11-07 02:14:39,586 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,587 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,587 INFO L857 garLoopResultBuilder]: For program point L291-3(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,587 INFO L857 garLoopResultBuilder]: For program point L291-5(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,587 INFO L857 garLoopResultBuilder]: For program point L291-6(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,587 INFO L857 garLoopResultBuilder]: For program point L291-8(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-9(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-11(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-12(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-14(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-15(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,588 INFO L857 garLoopResultBuilder]: For program point L291-17(lines 291 295) no Hoare annotation was computed. [2021-11-07 02:14:39,589 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 02:14:39,589 INFO L853 garLoopResultBuilder]: At program point L821(lines 817 823) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:14:39,589 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 373) no Hoare annotation was computed. [2021-11-07 02:14:39,589 INFO L853 garLoopResultBuilder]: At program point L1021(lines 1016 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 02:14:39,589 INFO L853 garLoopResultBuilder]: At program point L297(lines 282 300) 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 02:14:39,590 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 282 300) the Hoare annotation is: false [2021-11-07 02:14:39,590 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 282 300) the Hoare annotation is: false [2021-11-07 02:14:39,590 INFO L853 garLoopResultBuilder]: At program point L297-3(lines 282 300) the Hoare annotation is: false [2021-11-07 02:14:39,590 INFO L853 garLoopResultBuilder]: At program point L297-4(lines 282 300) the Hoare annotation is: false [2021-11-07 02:14:39,590 INFO L853 garLoopResultBuilder]: At program point L297-5(lines 282 300) the Hoare annotation is: false [2021-11-07 02:14:39,591 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,591 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,591 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,591 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 118) no Hoare annotation was computed. [2021-11-07 02:14:39,595 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:14:39,597 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:14:39,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:14:39 BoogieIcfgContainer [2021-11-07 02:14:39,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:14:39,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:14:39,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:14:39,682 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:14:39,686 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:14:01" (3/4) ... [2021-11-07 02:14:39,689 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 02:14:39,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 02:14:39,744 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 02:14:39,748 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 02:14:39,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 02:14:39,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 02:14:39,754 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:14:39,756 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 02:14:39,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 02:14:39,788 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 02:14:39,790 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 02:14:39,792 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 02:14:39,793 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 02:14:39,794 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 02:14:39,795 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning [2021-11-07 02:14:39,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 02:14:39,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) [2021-11-07 02:14:39,803 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 02:14:39,804 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,805 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 02:14:39,808 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,808 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,810 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,810 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,812 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,812 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning [2021-11-07 02:14:39,921 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 02:14:39,921 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:14:39,923 INFO L168 Benchmark]: Toolchain (without parser) took 42978.12 ms. Allocated memory was 60.8 MB in the beginning and 249.6 MB in the end (delta: 188.7 MB). Free memory was 39.6 MB in the beginning and 83.9 MB in the end (delta: -44.3 MB). Peak memory consumption was 142.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,924 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 42.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:14:39,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.99 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 28.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.65 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 28.7 MB in the beginning and 61.0 MB in the end (delta: -32.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,925 INFO L168 Benchmark]: Boogie Preprocessor took 127.75 ms. Allocated memory is still 79.7 MB. Free memory was 60.6 MB in the beginning and 56.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,926 INFO L168 Benchmark]: RCFGBuilder took 3472.96 ms. Allocated memory is still 79.7 MB. Free memory was 56.8 MB in the beginning and 38.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,926 INFO L168 Benchmark]: TraceAbstraction took 38158.70 ms. Allocated memory was 79.7 MB in the beginning and 249.6 MB in the end (delta: 169.9 MB). Free memory was 37.3 MB in the beginning and 102.8 MB in the end (delta: -65.5 MB). Peak memory consumption was 136.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,927 INFO L168 Benchmark]: Witness Printer took 239.86 ms. Allocated memory is still 249.6 MB. Free memory was 102.8 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:14:39,930 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 42.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 823.99 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 28.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 144.65 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 28.7 MB in the beginning and 61.0 MB in the end (delta: -32.3 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 127.75 ms. Allocated memory is still 79.7 MB. Free memory was 60.6 MB in the beginning and 56.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3472.96 ms. Allocated memory is still 79.7 MB. Free memory was 56.8 MB in the beginning and 38.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 38158.70 ms. Allocated memory was 79.7 MB in the beginning and 249.6 MB in the end (delta: 169.9 MB). Free memory was 37.3 MB in the beginning and 102.8 MB in the end (delta: -65.5 MB). Peak memory consumption was 136.7 MB. Max. memory is 16.1 GB. * Witness Printer took 239.86 ms. Allocated memory is still 249.6 MB. Free memory was 102.8 MB in the beginning and 83.9 MB in the end (delta: 18.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 391]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 391]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 391]: 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, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 37.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1902 SDtfs, 2697 SDslu, 4667 SDs, 0 SdLazy, 590 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=396occurred in iteration=9, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 2088 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 534 NumberOfFragments, 823 HoareAnnotationTreeSize, 92 FomulaSimplifications, 5011108 FormulaSimplificationTreeSizeReduction, 6.9s HoareSimplificationTime, 92 FomulaSimplificationsInter, 2192412 FormulaSimplificationTreeSizeReductionInter, 13.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 644 ConstructedInterpolants, 0 QuantifiedInterpolants, 1086 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2306 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: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: 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: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: 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: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1016]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: 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: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: 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: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 207]: 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: 926]: 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: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: 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: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 76]: 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: 263]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 02:14:40,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e2c49ea-0373-40f5-837b-e7d1baec0daa/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