./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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 53b1b58c0a8af862b137647fd316df606e2053e614741221b62b3a107765e608 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:44:29,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:44:29,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:44:29,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:44:29,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:44:29,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:44:29,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:44:29,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:44:29,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:44:29,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:44:29,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:44:29,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:44:29,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:44:29,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:44:29,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:44:29,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:44:29,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:44:29,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:44:29,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:44:29,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:44:29,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:44:29,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:44:29,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:44:29,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:44:29,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:44:29,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:44:29,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:44:29,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:44:29,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:44:29,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:44:29,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:44:29,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:44:29,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:44:29,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:44:29,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:44:29,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:44:29,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:44:29,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:44:29,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:44:29,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:44:29,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:44:29,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:44:29,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:44:29,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:44:29,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:44:29,375 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:44:29,375 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:44:29,376 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:44:29,376 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:44:29,376 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:44:29,376 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:44:29,377 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:44:29,378 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:44:29,378 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:44:29,379 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:44:29,379 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:44:29,379 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:44:29,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:44:29,380 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:44:29,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:44:29,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:44:29,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:44:29,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:44:29,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:44:29,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:44:29,382 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:44:29,382 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:44:29,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:44:29,383 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:44:29,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:44:29,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:44:29,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:44:29,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:44:29,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:44:29,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:44:29,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:44:29,385 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:44:29,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:44:29,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:44:29,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:44:29,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:44:29,386 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b1b58c0a8af862b137647fd316df606e2053e614741221b62b3a107765e608 [2021-11-07 01:44:29,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:44:29,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:44:29,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:44:29,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:44:29,663 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:44:29,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-11-07 01:44:29,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/8ff239e7a/6ed304e0319b42c0959ae963a19a5c0c/FLAG76e3aeed0 [2021-11-07 01:44:30,264 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:44:30,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-11-07 01:44:30,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/8ff239e7a/6ed304e0319b42c0959ae963a19a5c0c/FLAG76e3aeed0 [2021-11-07 01:44:30,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/8ff239e7a/6ed304e0319b42c0959ae963a19a5c0c [2021-11-07 01:44:30,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:44:30,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:44:30,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:44:30,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:44:30,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:44:30,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:44:30" (1/1) ... [2021-11-07 01:44:30,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d6ad26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:30, skipping insertion in model container [2021-11-07 01:44:30,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:44:30" (1/1) ... [2021-11-07 01:44:30,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:44:30,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:44:30,902 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7381,7394] [2021-11-07 01:44:30,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:44:30,976 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:44:30,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4239143f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:30, skipping insertion in model container [2021-11-07 01:44:30,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:44:30,978 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:44:30,980 INFO L168 Benchmark]: Toolchain (without parser) took 390.05 ms. Allocated memory is still 100.7 MB. Free memory was 65.3 MB in the beginning and 72.2 MB in the end (delta: -6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:44:30,981 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:44:30,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.04 ms. Allocated memory is still 100.7 MB. Free memory was 65.1 MB in the beginning and 72.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:44:30,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 386.04 ms. Allocated memory is still 100.7 MB. Free memory was 65.1 MB in the beginning and 72.2 MB in the end (delta: -7.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 678]: 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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 53b1b58c0a8af862b137647fd316df606e2053e614741221b62b3a107765e608 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:44:33,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:44:33,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:44:33,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:44:33,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:44:33,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:44:33,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:44:33,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:44:33,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:44:33,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:44:33,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:44:33,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:44:33,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:44:33,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:44:33,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:44:33,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:44:33,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:44:33,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:44:33,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:44:33,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:44:33,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:44:33,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:44:33,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:44:33,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:44:33,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:44:33,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:44:33,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:44:33,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:44:33,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:44:33,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:44:33,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:44:33,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:44:33,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:44:33,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:44:33,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:44:33,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:44:33,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:44:33,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:44:33,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:44:33,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:44:33,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:44:33,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:44:33,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:44:33,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:44:33,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:44:33,494 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:44:33,494 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:44:33,494 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:44:33,495 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:44:33,495 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:44:33,495 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:44:33,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:44:33,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:44:33,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:44:33,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:44:33,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:44:33,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:44:33,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:44:33,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:44:33,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:44:33,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:44:33,499 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:44:33,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:44:33,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:44:33,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:44:33,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:44:33,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:44:33,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:44:33,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:44:33,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:44:33,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:44:33,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:44:33,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:44:33,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:44:33,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:44:33,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:44:33,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:44:33,503 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b1b58c0a8af862b137647fd316df606e2053e614741221b62b3a107765e608 [2021-11-07 01:44:33,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:44:33,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:44:33,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:44:33,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:44:33,943 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:44:33,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-11-07 01:44:34,019 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/2c08186ef/9e94c2cf6eaf4417b51eb3d51b4ccce0/FLAGc43a50c83 [2021-11-07 01:44:34,582 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:44:34,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2021-11-07 01:44:34,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/2c08186ef/9e94c2cf6eaf4417b51eb3d51b4ccce0/FLAGc43a50c83 [2021-11-07 01:44:34,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/data/2c08186ef/9e94c2cf6eaf4417b51eb3d51b4ccce0 [2021-11-07 01:44:34,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:44:34,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:44:34,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:44:34,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:44:34,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:44:34,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:44:34" (1/1) ... [2021-11-07 01:44:34,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f917d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:34, skipping insertion in model container [2021-11-07 01:44:34,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:44:34" (1/1) ... [2021-11-07 01:44:34,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:44:35,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:44:35,321 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7381,7394] [2021-11-07 01:44:35,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:44:35,400 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:44:35,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:44:35,438 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7381,7394] [2021-11-07 01:44:35,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:44:35,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:44:35,529 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_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c[7381,7394] [2021-11-07 01:44:35,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:44:35,609 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:44:35,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35 WrapperNode [2021-11-07 01:44:35,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:44:35,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:44:35,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:44:35,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:44:35,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:44:35,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:44:35,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:44:35,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:44:35,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:44:35,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:44:35,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:44:35,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:44:35,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (1/1) ... [2021-11-07 01:44:35,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:44:35,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:44:35,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:44:35,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:44:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:44:35,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:44:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:44:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:44:38,692 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:44:38,693 INFO L299 CfgBuilder]: Removed 354 assume(true) statements. [2021-11-07 01:44:38,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:44:38 BoogieIcfgContainer [2021-11-07 01:44:38,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:44:38,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:44:38,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:44:38,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:44:38,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:44:34" (1/3) ... [2021-11-07 01:44:38,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d03968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:44:38, skipping insertion in model container [2021-11-07 01:44:38,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:44:35" (2/3) ... [2021-11-07 01:44:38,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d03968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:44:38, skipping insertion in model container [2021-11-07 01:44:38,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:44:38" (3/3) ... [2021-11-07 01:44:38,707 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2021-11-07 01:44:38,713 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:44:38,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:44:38,779 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:44:38,795 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:44:38,796 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:44:38,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:44:38,834 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:38,835 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:38,836 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:38,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:38,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1389216571, now seen corresponding path program 1 times [2021-11-07 01:44:38,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:38,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432444447] [2021-11-07 01:44:38,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:38,860 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:38,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:38,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:38,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:44:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:39,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:44:39,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:39,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:39,264 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:39,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1432444447] [2021-11-07 01:44:39,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1432444447] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:39,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:39,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:44:39,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664861175] [2021-11-07 01:44:39,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:44:39,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:39,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:44:39,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:44:39,299 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:39,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:39,351 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-11-07 01:44:39,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:44:39,353 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-07 01:44:39,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:39,367 INFO L225 Difference]: With dead ends: 456 [2021-11-07 01:44:39,367 INFO L226 Difference]: Without dead ends: 227 [2021-11-07 01:44:39,371 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:44:39,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-11-07 01:44:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-11-07 01:44:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-11-07 01:44:39,438 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-11-07 01:44:39,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:39,438 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-11-07 01:44:39,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-11-07 01:44:39,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:44:39,444 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:39,444 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:39,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:39,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:39,650 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:39,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:39,651 INFO L85 PathProgramCache]: Analyzing trace with hash 478185818, now seen corresponding path program 1 times [2021-11-07 01:44:39,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:39,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489103242] [2021-11-07 01:44:39,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:39,653 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:39,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:39,660 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:39,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:44:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:39,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:44:39,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:39,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:40,066 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:40,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489103242] [2021-11-07 01:44:40,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1489103242] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:40,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:40,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:44:40,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396223428] [2021-11-07 01:44:40,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:44:40,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:40,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:44:40,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:44:40,076 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:40,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:40,106 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-11-07 01:44:40,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:44:40,107 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 01:44:40,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:40,108 INFO L225 Difference]: With dead ends: 227 [2021-11-07 01:44:40,109 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:44:40,110 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:44:40,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:44:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:44:40,119 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 01:44:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-11-07 01:44:40,120 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-11-07 01:44:40,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:40,121 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-11-07 01:44:40,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-11-07 01:44:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:44:40,123 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:40,123 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:40,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:40,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:40,324 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:40,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:40,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1017898692, now seen corresponding path program 1 times [2021-11-07 01:44:40,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:40,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545268044] [2021-11-07 01:44:40,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:40,326 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:40,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:40,328 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:40,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:44:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:40,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:44:40,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:40,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:40,731 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:40,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [545268044] [2021-11-07 01:44:40,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [545268044] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:40,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:40,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-07 01:44:40,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272105284] [2021-11-07 01:44:40,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:44:40,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:40,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:44:40,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:44:40,747 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:40,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:40,761 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-11-07 01:44:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:44:40,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-07 01:44:40,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:40,763 INFO L225 Difference]: With dead ends: 164 [2021-11-07 01:44:40,763 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:44:40,764 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:44:40,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:44:40,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:44:40,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-11-07 01:44:40,778 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-11-07 01:44:40,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:40,778 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-11-07 01:44:40,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-11-07 01:44:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:44:40,782 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:40,783 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:40,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-07 01:44:40,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:40,999 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:41,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:41,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1367117657, now seen corresponding path program 1 times [2021-11-07 01:44:41,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:41,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [830289655] [2021-11-07 01:44:41,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:41,002 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:41,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:41,003 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:41,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:44:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:41,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:44:41,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:41,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:41,430 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:41,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [830289655] [2021-11-07 01:44:41,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [830289655] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:41,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:41,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:44:41,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712436675] [2021-11-07 01:44:41,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:44:41,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:41,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:44:41,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:44:41,434 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:41,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:41,509 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-11-07 01:44:41,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:44:41,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-07 01:44:41,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:41,511 INFO L225 Difference]: With dead ends: 172 [2021-11-07 01:44:41,511 INFO L226 Difference]: Without dead ends: 93 [2021-11-07 01:44:41,515 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:44:41,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-07 01:44:41,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-11-07 01:44:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:41,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-11-07 01:44:41,534 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-11-07 01:44:41,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:41,535 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-11-07 01:44:41,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:41,535 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-11-07 01:44:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:44:41,537 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:41,537 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:41,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:41,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:41,761 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:41,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:41,762 INFO L85 PathProgramCache]: Analyzing trace with hash 166613997, now seen corresponding path program 1 times [2021-11-07 01:44:41,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:41,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1600022402] [2021-11-07 01:44:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:41,763 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:41,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:41,765 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:41,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:44:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:42,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:42,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:42,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:42,186 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:42,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:42,350 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:42,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1600022402] [2021-11-07 01:44:42,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1600022402] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:42,351 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:42,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-07 01:44:42,351 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290151636] [2021-11-07 01:44:42,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:42,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:42,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:42,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:42,353 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:42,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:42,906 INFO L93 Difference]: Finished difference Result 1039 states and 1501 transitions. [2021-11-07 01:44:42,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-07 01:44:42,907 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 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 33 [2021-11-07 01:44:42,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:42,916 INFO L225 Difference]: With dead ends: 1039 [2021-11-07 01:44:42,917 INFO L226 Difference]: Without dead ends: 954 [2021-11-07 01:44:42,918 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:44:42,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2021-11-07 01:44:42,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 217. [2021-11-07 01:44:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.4027777777777777) internal successors, (303), 216 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 303 transitions. [2021-11-07 01:44:42,986 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 303 transitions. Word has length 33 [2021-11-07 01:44:42,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:42,986 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 303 transitions. [2021-11-07 01:44:42,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2021-11-07 01:44:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:44:42,990 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:42,990 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] [2021-11-07 01:44:43,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-07 01:44:43,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:43,192 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:43,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:43,192 INFO L85 PathProgramCache]: Analyzing trace with hash 312792685, now seen corresponding path program 1 times [2021-11-07 01:44:43,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:43,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [944500970] [2021-11-07 01:44:43,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:43,193 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:43,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:43,194 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:43,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:44:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:43,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:44:43,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:43,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:43,624 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:43,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [944500970] [2021-11-07 01:44:43,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [944500970] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:43,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:43,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:44:43,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712285643] [2021-11-07 01:44:43,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:44:43,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:43,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:44:43,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:44:43,630 INFO L87 Difference]: Start difference. First operand 217 states and 303 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:43,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:43,760 INFO L93 Difference]: Finished difference Result 685 states and 963 transitions. [2021-11-07 01:44:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:44:43,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 34 [2021-11-07 01:44:43,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:43,765 INFO L225 Difference]: With dead ends: 685 [2021-11-07 01:44:43,765 INFO L226 Difference]: Without dead ends: 522 [2021-11-07 01:44:43,767 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:44:43,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-11-07 01:44:43,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 223. [2021-11-07 01:44:43,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.3783783783783783) internal successors, (306), 222 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:43,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 306 transitions. [2021-11-07 01:44:43,812 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 306 transitions. Word has length 34 [2021-11-07 01:44:43,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:43,813 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 306 transitions. [2021-11-07 01:44:43,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 306 transitions. [2021-11-07 01:44:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:44:43,815 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:43,815 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:43,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:44,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:44,029 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:44,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:44,030 INFO L85 PathProgramCache]: Analyzing trace with hash 570958123, now seen corresponding path program 1 times [2021-11-07 01:44:44,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:44,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [107874065] [2021-11-07 01:44:44,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:44,032 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:44,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:44,033 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:44,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:44:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:44,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:44,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:44,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:44,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:44,557 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:44,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [107874065] [2021-11-07 01:44:44,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [107874065] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:44,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:44,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:44:44,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870766565] [2021-11-07 01:44:44,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:44,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:44,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:44,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:44,560 INFO L87 Difference]: Start difference. First operand 223 states and 306 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:44,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:44,783 INFO L93 Difference]: Finished difference Result 826 states and 1148 transitions. [2021-11-07 01:44:44,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:44:44,784 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 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 34 [2021-11-07 01:44:44,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:44,789 INFO L225 Difference]: With dead ends: 826 [2021-11-07 01:44:44,790 INFO L226 Difference]: Without dead ends: 609 [2021-11-07 01:44:44,791 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:44:44,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-11-07 01:44:44,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 235. [2021-11-07 01:44:44,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 234 states have (on average 1.3461538461538463) internal successors, (315), 234 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 315 transitions. [2021-11-07 01:44:44,829 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 315 transitions. Word has length 34 [2021-11-07 01:44:44,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:44,830 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 315 transitions. [2021-11-07 01:44:44,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:44,830 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 315 transitions. [2021-11-07 01:44:44,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:44:44,832 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:44,832 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:44,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:45,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:45,047 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:45,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:45,047 INFO L85 PathProgramCache]: Analyzing trace with hash -598753245, now seen corresponding path program 1 times [2021-11-07 01:44:45,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:45,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75051031] [2021-11-07 01:44:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:45,049 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:45,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:45,056 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:45,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:44:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:45,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:44:45,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:45,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:45,653 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:45,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75051031] [2021-11-07 01:44:45,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75051031] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:45,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:45,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:44:45,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036169289] [2021-11-07 01:44:45,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:44:45,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:45,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:44:45,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:44:45,655 INFO L87 Difference]: Start difference. First operand 235 states and 315 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:46,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:46,040 INFO L93 Difference]: Finished difference Result 1382 states and 1819 transitions. [2021-11-07 01:44:46,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 01:44:46,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 01:44:46,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:46,048 INFO L225 Difference]: With dead ends: 1382 [2021-11-07 01:44:46,048 INFO L226 Difference]: Without dead ends: 1153 [2021-11-07 01:44:46,049 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:44:46,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-11-07 01:44:46,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 462. [2021-11-07 01:44:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 461 states have (on average 1.3232104121475055) internal successors, (610), 461 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 610 transitions. [2021-11-07 01:44:46,125 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 610 transitions. Word has length 37 [2021-11-07 01:44:46,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:46,126 INFO L470 AbstractCegarLoop]: Abstraction has 462 states and 610 transitions. [2021-11-07 01:44:46,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 610 transitions. [2021-11-07 01:44:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:44:46,127 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:46,127 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:46,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:46,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:46,345 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:46,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash 81305125, now seen corresponding path program 1 times [2021-11-07 01:44:46,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:46,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1487339394] [2021-11-07 01:44:46,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:46,346 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:46,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:46,350 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:46,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:44:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:46,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:46,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:46,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:46,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:46,919 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:46,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1487339394] [2021-11-07 01:44:46,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1487339394] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:46,919 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:46,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:44:46,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686168389] [2021-11-07 01:44:46,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:46,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:46,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:46,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:46,921 INFO L87 Difference]: Start difference. First operand 462 states and 610 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:48,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:48,581 INFO L93 Difference]: Finished difference Result 1231 states and 1661 transitions. [2021-11-07 01:44:48,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:44:48,582 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 01:44:48,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:48,588 INFO L225 Difference]: With dead ends: 1231 [2021-11-07 01:44:48,589 INFO L226 Difference]: Without dead ends: 775 [2021-11-07 01:44:48,590 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:44:48,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2021-11-07 01:44:48,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 342. [2021-11-07 01:44:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.2873900293255132) internal successors, (439), 341 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 439 transitions. [2021-11-07 01:44:48,655 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 439 transitions. Word has length 37 [2021-11-07 01:44:48,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:48,656 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 439 transitions. [2021-11-07 01:44:48,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2021-11-07 01:44:48,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:44:48,657 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:48,658 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:48,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:48,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:48,870 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:48,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:48,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1988742173, now seen corresponding path program 1 times [2021-11-07 01:44:48,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:48,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570164140] [2021-11-07 01:44:48,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:48,871 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:48,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:48,872 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:48,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:44:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:49,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:49,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:49,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:49,388 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:49,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570164140] [2021-11-07 01:44:49,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570164140] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:49,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:49,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:44:49,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022624457] [2021-11-07 01:44:49,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:44:49,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:49,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:44:49,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:49,390 INFO L87 Difference]: Start difference. First operand 342 states and 439 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:52,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:52,407 INFO L93 Difference]: Finished difference Result 1103 states and 1405 transitions. [2021-11-07 01:44:52,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:44:52,408 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-07 01:44:52,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:52,413 INFO L225 Difference]: With dead ends: 1103 [2021-11-07 01:44:52,413 INFO L226 Difference]: Without dead ends: 767 [2021-11-07 01:44:52,414 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:44:52,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2021-11-07 01:44:52,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 322. [2021-11-07 01:44:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 321 states have (on average 1.2616822429906542) internal successors, (405), 321 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 405 transitions. [2021-11-07 01:44:52,486 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 405 transitions. Word has length 38 [2021-11-07 01:44:52,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:52,487 INFO L470 AbstractCegarLoop]: Abstraction has 322 states and 405 transitions. [2021-11-07 01:44:52,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 405 transitions. [2021-11-07 01:44:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 01:44:52,489 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:52,489 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:52,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:52,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:52,704 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:52,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:52,705 INFO L85 PathProgramCache]: Analyzing trace with hash 806246093, now seen corresponding path program 1 times [2021-11-07 01:44:52,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:52,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [535487541] [2021-11-07 01:44:52,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:52,705 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:52,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:52,706 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:52,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:44:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:53,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:44:53,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:44:53,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:44:53,332 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:53,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [535487541] [2021-11-07 01:44:53,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [535487541] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:53,332 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:53,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-07 01:44:53,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939344913] [2021-11-07 01:44:53,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:44:53,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:53,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:44:53,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:44:53,334 INFO L87 Difference]: Start difference. First operand 322 states and 405 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:56,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:56,482 INFO L93 Difference]: Finished difference Result 1106 states and 1422 transitions. [2021-11-07 01:44:56,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:44:56,483 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 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 55 [2021-11-07 01:44:56,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:56,489 INFO L225 Difference]: With dead ends: 1106 [2021-11-07 01:44:56,490 INFO L226 Difference]: Without dead ends: 888 [2021-11-07 01:44:56,491 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:44:56,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2021-11-07 01:44:56,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 743. [2021-11-07 01:44:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2547169811320755) internal successors, (931), 742 states have internal predecessors, (931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:56,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 931 transitions. [2021-11-07 01:44:56,631 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 931 transitions. Word has length 55 [2021-11-07 01:44:56,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:56,632 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 931 transitions. [2021-11-07 01:44:56,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:56,632 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 931 transitions. [2021-11-07 01:44:56,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 01:44:56,633 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:56,634 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:56,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:56,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:56,858 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:56,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:56,859 INFO L85 PathProgramCache]: Analyzing trace with hash -110145967, now seen corresponding path program 1 times [2021-11-07 01:44:56,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:56,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [880569946] [2021-11-07 01:44:56,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:56,859 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:56,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:56,861 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:56,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-07 01:44:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:57,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:44:57,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:57,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:57,614 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:57,614 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [880569946] [2021-11-07 01:44:57,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [880569946] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:57,614 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:57,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:44:57,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778522374] [2021-11-07 01:44:57,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:44:57,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:57,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:44:57,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:44:57,616 INFO L87 Difference]: Start difference. First operand 743 states and 931 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:57,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:44:57,894 INFO L93 Difference]: Finished difference Result 1927 states and 2408 transitions. [2021-11-07 01:44:57,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:44:57,895 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-11-07 01:44:57,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:44:57,902 INFO L225 Difference]: With dead ends: 1927 [2021-11-07 01:44:57,902 INFO L226 Difference]: Without dead ends: 1190 [2021-11-07 01:44:57,903 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:44:57,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2021-11-07 01:44:58,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 743. [2021-11-07 01:44:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2345013477088949) internal successors, (916), 742 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 916 transitions. [2021-11-07 01:44:58,053 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 916 transitions. Word has length 55 [2021-11-07 01:44:58,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:44:58,054 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 916 transitions. [2021-11-07 01:44:58,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:44:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 916 transitions. [2021-11-07 01:44:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:44:58,056 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:58,056 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:44:58,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:44:58,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:44:58,269 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:44:58,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:58,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1677058370, now seen corresponding path program 1 times [2021-11-07 01:44:58,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:58,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78071488] [2021-11-07 01:44:58,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:58,271 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:58,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:58,272 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:58,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 01:44:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:58,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:44:58,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:58,852 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:59,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:59,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78071488] [2021-11-07 01:44:59,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [78071488] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:59,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:59,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:44:59,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031936276] [2021-11-07 01:44:59,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:44:59,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:59,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:44:59,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:44:59,018 INFO L87 Difference]: Start difference. First operand 743 states and 916 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:00,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:00,951 INFO L93 Difference]: Finished difference Result 2887 states and 3555 transitions. [2021-11-07 01:45:00,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 01:45:00,952 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 57 [2021-11-07 01:45:00,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:00,966 INFO L225 Difference]: With dead ends: 2887 [2021-11-07 01:45:00,966 INFO L226 Difference]: Without dead ends: 2244 [2021-11-07 01:45:00,970 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:45:00,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2021-11-07 01:45:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 947. [2021-11-07 01:45:01,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 946 states have (on average 1.2262156448202959) internal successors, (1160), 946 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:01,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1160 transitions. [2021-11-07 01:45:01,172 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1160 transitions. Word has length 57 [2021-11-07 01:45:01,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:01,172 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1160 transitions. [2021-11-07 01:45:01,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:01,173 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1160 transitions. [2021-11-07 01:45:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:45:01,176 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:01,176 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:01,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:01,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:45:01,390 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:01,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:01,391 INFO L85 PathProgramCache]: Analyzing trace with hash -314497775, now seen corresponding path program 1 times [2021-11-07 01:45:01,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:01,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571089613] [2021-11-07 01:45:01,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:01,391 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:01,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:01,392 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:01,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-07 01:45:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:01,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:01,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:45:01,948 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:45:02,140 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:02,140 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571089613] [2021-11-07 01:45:02,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571089613] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:45:02,140 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:45:02,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:45:02,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929959067] [2021-11-07 01:45:02,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:45:02,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:02,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:45:02,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:45:02,142 INFO L87 Difference]: Start difference. First operand 947 states and 1160 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:05,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:05,035 INFO L93 Difference]: Finished difference Result 3315 states and 4050 transitions. [2021-11-07 01:45:05,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:45:05,036 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 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 57 [2021-11-07 01:45:05,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:05,049 INFO L225 Difference]: With dead ends: 3315 [2021-11-07 01:45:05,049 INFO L226 Difference]: Without dead ends: 2448 [2021-11-07 01:45:05,051 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-07 01:45:05,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2448 states. [2021-11-07 01:45:05,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2448 to 913. [2021-11-07 01:45:05,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2203947368421053) internal successors, (1113), 912 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1113 transitions. [2021-11-07 01:45:05,220 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1113 transitions. Word has length 57 [2021-11-07 01:45:05,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:05,220 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1113 transitions. [2021-11-07 01:45:05,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1113 transitions. [2021-11-07 01:45:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:45:05,222 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:05,223 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:05,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:05,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:45:05,436 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:05,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:05,436 INFO L85 PathProgramCache]: Analyzing trace with hash -205499338, now seen corresponding path program 1 times [2021-11-07 01:45:05,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:05,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450978615] [2021-11-07 01:45:05,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:05,437 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:05,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:05,438 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:05,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-07 01:45:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:05,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:45:05,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:05,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:06,036 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:06,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450978615] [2021-11-07 01:45:06,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [450978615] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:45:06,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:45:06,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:45:06,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550241060] [2021-11-07 01:45:06,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:45:06,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:06,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:45:06,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:45:06,038 INFO L87 Difference]: Start difference. First operand 913 states and 1113 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 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 01:45:06,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:06,184 INFO L93 Difference]: Finished difference Result 2051 states and 2509 transitions. [2021-11-07 01:45:06,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:45:06,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 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 57 [2021-11-07 01:45:06,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:06,190 INFO L225 Difference]: With dead ends: 2051 [2021-11-07 01:45:06,190 INFO L226 Difference]: Without dead ends: 1144 [2021-11-07 01:45:06,192 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:45:06,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2021-11-07 01:45:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 913. [2021-11-07 01:45:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2116228070175439) internal successors, (1105), 912 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1105 transitions. [2021-11-07 01:45:06,362 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1105 transitions. Word has length 57 [2021-11-07 01:45:06,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:06,362 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1105 transitions. [2021-11-07 01:45:06,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 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 01:45:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1105 transitions. [2021-11-07 01:45:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:45:06,364 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:06,364 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:06,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:06,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:45:06,577 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:06,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:06,578 INFO L85 PathProgramCache]: Analyzing trace with hash -599866124, now seen corresponding path program 1 times [2021-11-07 01:45:06,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:06,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [980357902] [2021-11-07 01:45:06,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:06,579 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:06,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:06,580 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:06,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 01:45:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:07,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:45:07,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:07,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:07,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:07,280 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:07,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [980357902] [2021-11-07 01:45:07,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [980357902] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:45:07,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:45:07,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:45:07,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418246762] [2021-11-07 01:45:07,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:45:07,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:07,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:45:07,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:45:07,283 INFO L87 Difference]: Start difference. First operand 913 states and 1105 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 01:45:07,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:07,402 INFO L93 Difference]: Finished difference Result 1961 states and 2395 transitions. [2021-11-07 01:45:07,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:45:07,402 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 57 [2021-11-07 01:45:07,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:07,408 INFO L225 Difference]: With dead ends: 1961 [2021-11-07 01:45:07,408 INFO L226 Difference]: Without dead ends: 1054 [2021-11-07 01:45:07,410 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:45:07,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-11-07 01:45:07,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 783. [2021-11-07 01:45:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2186700767263428) internal successors, (953), 782 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 953 transitions. [2021-11-07 01:45:07,547 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 953 transitions. Word has length 57 [2021-11-07 01:45:07,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:07,548 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 953 transitions. [2021-11-07 01:45:07,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 01:45:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 953 transitions. [2021-11-07 01:45:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-07 01:45:07,549 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:07,549 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:07,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:07,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:45:07,762 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:07,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:07,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1635725015, now seen corresponding path program 1 times [2021-11-07 01:45:07,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:07,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1755065206] [2021-11-07 01:45:07,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:07,764 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:07,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:07,765 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:07,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 01:45:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:08,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:08,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:45:08,418 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:45:08,574 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:08,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1755065206] [2021-11-07 01:45:08,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1755065206] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:45:08,575 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:45:08,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:45:08,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805668796] [2021-11-07 01:45:08,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:45:08,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:08,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:45:08,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:45:08,576 INFO L87 Difference]: Start difference. First operand 783 states and 953 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:08,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:08,935 INFO L93 Difference]: Finished difference Result 2686 states and 3286 transitions. [2021-11-07 01:45:08,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:45:08,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 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 59 [2021-11-07 01:45:08,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:08,944 INFO L225 Difference]: With dead ends: 2686 [2021-11-07 01:45:08,944 INFO L226 Difference]: Without dead ends: 1909 [2021-11-07 01:45:08,946 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:45:08,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2021-11-07 01:45:09,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 783. [2021-11-07 01:45:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2122762148337596) internal successors, (948), 782 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 948 transitions. [2021-11-07 01:45:09,119 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 948 transitions. Word has length 59 [2021-11-07 01:45:09,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:09,119 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 948 transitions. [2021-11-07 01:45:09,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 948 transitions. [2021-11-07 01:45:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-07 01:45:09,126 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:09,126 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:09,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:09,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:45:09,340 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:09,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:09,340 INFO L85 PathProgramCache]: Analyzing trace with hash 959514549, now seen corresponding path program 1 times [2021-11-07 01:45:09,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:09,341 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [605967293] [2021-11-07 01:45:09,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:09,341 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:09,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:09,342 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:09,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-07 01:45:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:09,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:09,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:10,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:10,353 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:10,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [605967293] [2021-11-07 01:45:10,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [605967293] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:10,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1472849500] [2021-11-07 01:45:10,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:10,354 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:10,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:45:10,363 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:45:10,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-11-07 01:45:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:11,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:45:11,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:11,174 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:45:11,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:45:11,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1472849500] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:45:11,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-11-07 01:45:11,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-11-07 01:45:11,287 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765988574] [2021-11-07 01:45:11,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:45:11,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:11,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:45:11,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:45:11,288 INFO L87 Difference]: Start difference. First operand 783 states and 948 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:11,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:11,774 INFO L93 Difference]: Finished difference Result 2751 states and 3363 transitions. [2021-11-07 01:45:11,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:45:11,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 65 [2021-11-07 01:45:11,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:11,785 INFO L225 Difference]: With dead ends: 2751 [2021-11-07 01:45:11,786 INFO L226 Difference]: Without dead ends: 1974 [2021-11-07 01:45:11,787 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:45:11,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2021-11-07 01:45:12,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 810. [2021-11-07 01:45:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 809 states have (on average 1.2051915945611866) internal successors, (975), 809 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 975 transitions. [2021-11-07 01:45:12,022 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 975 transitions. Word has length 65 [2021-11-07 01:45:12,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:12,022 INFO L470 AbstractCegarLoop]: Abstraction has 810 states and 975 transitions. [2021-11-07 01:45:12,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 975 transitions. [2021-11-07 01:45:12,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-07 01:45:12,024 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:12,024 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:12,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:12,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:12,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:12,440 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:12,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:12,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1217679987, now seen corresponding path program 1 times [2021-11-07 01:45:12,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:12,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1562602426] [2021-11-07 01:45:12,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:12,441 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:12,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:12,441 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:12,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 01:45:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:12,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:12,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:13,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:13,166 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:13,370 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:13,370 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:13,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1562602426] [2021-11-07 01:45:13,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1562602426] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:13,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1808557225] [2021-11-07 01:45:13,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:13,371 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:13,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:45:13,372 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:45:13,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-07 01:45:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:14,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:14,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:14,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:14,417 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:45:14,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1808557225] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:14,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856981396] [2021-11-07 01:45:14,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:14,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:45:14,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:45:14,419 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:45:14,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-07 01:45:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:15,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:45:15,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:15,212 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:45:15,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:45:15,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856981396] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-07 01:45:15,417 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-11-07 01:45:15,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 14 [2021-11-07 01:45:15,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122132231] [2021-11-07 01:45:15,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:45:15,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:15,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:45:15,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:45:15,419 INFO L87 Difference]: Start difference. First operand 810 states and 975 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:16,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:16,382 INFO L93 Difference]: Finished difference Result 4429 states and 5373 transitions. [2021-11-07 01:45:16,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-07 01:45:16,383 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 65 [2021-11-07 01:45:16,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:16,396 INFO L225 Difference]: With dead ends: 4429 [2021-11-07 01:45:16,396 INFO L226 Difference]: Without dead ends: 3625 [2021-11-07 01:45:16,398 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2021-11-07 01:45:16,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2021-11-07 01:45:16,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 1171. [2021-11-07 01:45:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1170 states have (on average 1.217094017094017) internal successors, (1424), 1170 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1424 transitions. [2021-11-07 01:45:16,628 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1424 transitions. Word has length 65 [2021-11-07 01:45:16,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:16,628 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1424 transitions. [2021-11-07 01:45:16,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1424 transitions. [2021-11-07 01:45:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-07 01:45:16,629 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:45:16,630 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:45:16,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:16,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-11-07 01:45:17,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2021-11-07 01:45:17,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:17,231 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:45:17,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:45:17,231 INFO L85 PathProgramCache]: Analyzing trace with hash 903094936, now seen corresponding path program 1 times [2021-11-07 01:45:17,232 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:45:17,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309968295] [2021-11-07 01:45:17,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:17,233 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:45:17,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:45:17,233 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:45:17,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-07 01:45:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:17,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:45:17,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:18,129 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:45:18,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:45:18,397 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:45:18,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309968295] [2021-11-07 01:45:18,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309968295] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:18,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1312897409] [2021-11-07 01:45:18,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:18,398 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:18,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:45:18,408 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:45:18,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2021-11-07 01:45:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:19,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:45:19,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:45:19,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:45:20,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1312897409] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:20,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244702734] [2021-11-07 01:45:20,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:45:20,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:45:20,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:45:20,015 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:45:20,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-07 01:45:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:45:20,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:45:20,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:45:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:45:21,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:45:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:45:21,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244702734] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:45:21,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:45:21,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 6, 8, 9] total 20 [2021-11-07 01:45:21,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308234918] [2021-11-07 01:45:21,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 01:45:21,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:45:21,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 01:45:21,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:45:21,459 INFO L87 Difference]: Start difference. First operand 1171 states and 1424 transitions. Second operand has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 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 01:45:28,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:45:28,537 INFO L93 Difference]: Finished difference Result 6523 states and 7951 transitions. [2021-11-07 01:45:28,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-07 01:45:28,537 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 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) Word has length 92 [2021-11-07 01:45:28,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:45:28,538 INFO L225 Difference]: With dead ends: 6523 [2021-11-07 01:45:28,538 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:45:28,545 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=802, Invalid=3620, Unknown=0, NotChecked=0, Total=4422 [2021-11-07 01:45:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:45:28,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:45:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:45:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:45:28,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2021-11-07 01:45:28,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:45:28,547 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:45:28,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 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 01:45:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:45:28,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:45:28,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:45:28,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:45:28,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:45:28,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-07 01:45:28,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2021-11-07 01:45:28,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2021-11-07 01:45:29,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:45:29,164 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:45:29,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:29,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:31,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:31,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:31,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,122 WARN L207 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 1239 DAG size of output: 1058 [2021-11-07 01:45:43,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:43,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:44,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:48,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,834 WARN L207 SmtUtils]: Spent 7.31 s on a formula simplification. DAG size of input: 969 DAG size of output: 820 [2021-11-07 01:45:55,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:55,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:56,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:59,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:59,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:45:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:01,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:01,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:01,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:02,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,087 WARN L207 SmtUtils]: Spent 12.64 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1107 [2021-11-07 01:46:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:15,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:16,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:17,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:46:45,417 WARN L207 SmtUtils]: Spent 24.65 s on a formula simplification. DAG size of input: 992 DAG size of output: 59 [2021-11-07 01:46:51,203 WARN L207 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 451 DAG size of output: 76 [2021-11-07 01:47:02,018 WARN L207 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 622 DAG size of output: 85 [2021-11-07 01:47:17,805 WARN L207 SmtUtils]: Spent 15.78 s on a formula simplification. DAG size of input: 780 DAG size of output: 65 [2021-11-07 01:47:26,290 WARN L207 SmtUtils]: Spent 7.51 s on a formula simplification. DAG size of input: 475 DAG size of output: 49 [2021-11-07 01:47:32,326 WARN L207 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2021-11-07 01:48:04,569 WARN L207 SmtUtils]: Spent 29.55 s on a formula simplification. DAG size of input: 1052 DAG size of output: 78 [2021-11-07 01:48:14,759 WARN L207 SmtUtils]: Spent 5.55 s on a formula simplification. DAG size of input: 436 DAG size of output: 62 [2021-11-07 01:48:14,786 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,786 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,786 INFO L857 garLoopResultBuilder]: For program point L168-1(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,786 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,787 INFO L857 garLoopResultBuilder]: For program point L168-3(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,787 INFO L857 garLoopResultBuilder]: For program point L168-4(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,787 INFO L857 garLoopResultBuilder]: For program point L168-5(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,788 INFO L857 garLoopResultBuilder]: For program point L168-6(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,788 INFO L857 garLoopResultBuilder]: For program point L168-7(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,788 INFO L857 garLoopResultBuilder]: For program point L168-8(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,788 INFO L857 garLoopResultBuilder]: For program point L168-9(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,788 INFO L857 garLoopResultBuilder]: For program point L168-10(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,790 INFO L857 garLoopResultBuilder]: For program point L168-11(lines 168 185) no Hoare annotation was computed. [2021-11-07 01:48:14,790 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 574) no Hoare annotation was computed. [2021-11-07 01:48:14,790 INFO L860 garLoopResultBuilder]: At program point L567-1(lines 567 574) the Hoare annotation is: true [2021-11-07 01:48:14,790 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-3(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-4(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-5(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,791 INFO L857 garLoopResultBuilder]: For program point L172-6(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L172-7(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L172-8(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L172-9(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L172-10(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L172-11(lines 172 180) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L853 garLoopResultBuilder]: At program point L637(lines 1 1014) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:48:14,792 INFO L853 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: false [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L376(lines 376 380) no Hoare annotation was computed. [2021-11-07 01:48:14,792 INFO L857 garLoopResultBuilder]: For program point L376-3(lines 376 380) no Hoare annotation was computed. [2021-11-07 01:48:14,793 INFO L857 garLoopResultBuilder]: For program point L376-6(lines 376 380) no Hoare annotation was computed. [2021-11-07 01:48:14,793 INFO L860 garLoopResultBuilder]: At program point L576(lines 557 579) the Hoare annotation is: true [2021-11-07 01:48:14,793 INFO L853 garLoopResultBuilder]: At program point L445(lines 440 448) the Hoare annotation is: (let ((.cse16 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not .cse16)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse15 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse12 .cse13 .cse10 .cse11) (and .cse0 .cse3 .cse4 .cse14 .cse6 .cse7 .cse12 .cse13 .cse10 .cse15) (and .cse0 .cse2 .cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse7 .cse10 .cse11) (and .cse0 .cse3 .cse4 .cse14 .cse6 .cse7 .cse9 .cse10 .cse15)))) [2021-11-07 01:48:14,795 INFO L853 garLoopResultBuilder]: At program point L445-1(lines 440 448) the Hoare annotation is: false [2021-11-07 01:48:14,795 INFO L853 garLoopResultBuilder]: At program point L445-2(lines 440 448) the Hoare annotation is: false [2021-11-07 01:48:14,796 INFO L853 garLoopResultBuilder]: At program point L645(lines 640 648) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-2(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-3(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-4(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-5(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-6(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-7(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-8(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,796 INFO L857 garLoopResultBuilder]: For program point L453-9(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L453-10(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L453-11(lines 453 459) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 392) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-2(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-4(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-6(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-8(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-10(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-12(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,797 INFO L857 garLoopResultBuilder]: For program point L256-14(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L256-16(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L256-18(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L256-20(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L256-22(lines 256 262) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L590(lines 590 610) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L590-2(lines 590 610) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L853 garLoopResultBuilder]: At program point L458(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,798 INFO L857 garLoopResultBuilder]: For program point L590-4(lines 590 610) no Hoare annotation was computed. [2021-11-07 01:48:14,798 INFO L853 garLoopResultBuilder]: At program point L458-1(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,798 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,798 INFO L853 garLoopResultBuilder]: At program point L458-3(lines 449 462) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (not .cse8)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse8 .cse2 .cse4 .cse9 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse10 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse11 .cse10 .cse7)))) [2021-11-07 01:48:14,799 INFO L853 garLoopResultBuilder]: At program point L458-4(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,799 INFO L853 garLoopResultBuilder]: At program point L458-5(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,799 INFO L853 garLoopResultBuilder]: At program point L458-6(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,800 INFO L853 garLoopResultBuilder]: At program point L458-7(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,800 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,800 INFO L853 garLoopResultBuilder]: At program point L458-8(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,800 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L853 garLoopResultBuilder]: At program point L458-9(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L194-2(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L853 garLoopResultBuilder]: At program point L458-10(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L194-3(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L853 garLoopResultBuilder]: At program point L458-11(lines 449 462) the Hoare annotation is: false [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L194-4(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L194-5(lines 194 211) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2021-11-07 01:48:14,801 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L198-5(lines 198 206) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 609) no Hoare annotation was computed. [2021-11-07 01:48:14,802 INFO L853 garLoopResultBuilder]: At program point L596-1(lines 1 1014) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse21 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 (_ bv0 32))) (.cse14 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse12 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv1 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse19 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse13 .cse14 .cse15 .cse7 .cse16 .cse17 .cse18 .cse19) (and .cse0 .cse1 .cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse14 .cse20 .cse5 .cse6 .cse15 .cse7 .cse8 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3)) .cse9 .cse18 .cse12) (and .cse0 .cse21 .cse3 .cse4 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse7 .cse10 .cse11 .cse19) (and .cse0 .cse3 .cse7 .cse16 .cse10 .cse11 .cse19) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse8 .cse16 .cse10 .cse11 .cse12) (and .cse0 .cse14 .cse7 .cse9 .cse19) (and .cse0 .cse2 .cse21 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse14 .cse20 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) .cse15 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse20 .cse15 .cse7 .cse8 .cse16 .cse17 .cse18 .cse12) (and .cse0 .cse3 .cse7 .cse9 .cse10 .cse11 .cse19))) [2021-11-07 01:48:14,803 INFO L857 garLoopResultBuilder]: For program point L596-2(lines 596 609) no Hoare annotation was computed. [2021-11-07 01:48:14,803 INFO L853 garLoopResultBuilder]: At program point L596-3(lines 1 1014) the Hoare annotation is: false [2021-11-07 01:48:14,803 INFO L857 garLoopResultBuilder]: For program point L596-4(lines 596 609) no Hoare annotation was computed. [2021-11-07 01:48:14,803 INFO L853 garLoopResultBuilder]: At program point L596-5(lines 1 1014) the Hoare annotation is: false [2021-11-07 01:48:14,803 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 404) no Hoare annotation was computed. [2021-11-07 01:48:14,803 INFO L853 garLoopResultBuilder]: At program point L136(lines 135 154) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse14 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse4 .cse9 .cse10 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse11 .cse4 .cse9 .cse10 .cse7) (and .cse0 .cse12 .cse4 .cse6 .cse13) (and .cse0 .cse4 .cse10 .cse6 .cse13) (and .cse0 .cse4 .cse5 .cse6 .cse13) (and .cse0 .cse1 .cse11 .cse4 .cse9 .cse5 .cse7) (and .cse0 .cse1 .cse4 .cse9 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse12 .cse11 .cse4 .cse14 .cse13) (and .cse0 .cse11 .cse4 .cse5 .cse14 .cse13) (and .cse0 .cse11 .cse4 .cse10 .cse13))) [2021-11-07 01:48:14,803 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 142) no Hoare annotation was computed. [2021-11-07 01:48:14,803 INFO L853 garLoopResultBuilder]: At program point L136-2(lines 135 154) the Hoare annotation is: false [2021-11-07 01:48:14,803 INFO L853 garLoopResultBuilder]: At program point L136-3(lines 135 154) the Hoare annotation is: false [2021-11-07 01:48:14,803 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 606) no Hoare annotation was computed. [2021-11-07 01:48:14,804 INFO L857 garLoopResultBuilder]: For program point L600-2(lines 600 606) no Hoare annotation was computed. [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468(lines 463 471) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse6 .cse7 .cse11 .cse12 .cse13 .cse9) (and .cse0 .cse1 .cse10 .cse4 .cse6 .cse7 .cse8 .cse12 .cse13 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse11 .cse9))) [2021-11-07 01:48:14,804 INFO L857 garLoopResultBuilder]: For program point L600-4(lines 600 606) no Hoare annotation was computed. [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468-1(lines 463 471) the Hoare annotation is: false [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468-2(lines 463 471) the Hoare annotation is: false [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468-3(lines 463 471) the Hoare annotation is: false [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468-4(lines 463 471) the Hoare annotation is: false [2021-11-07 01:48:14,804 INFO L853 garLoopResultBuilder]: At program point L468-5(lines 463 471) the Hoare annotation is: false [2021-11-07 01:48:14,804 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L853 garLoopResultBuilder]: At program point L74-1(lines 74 80) the Hoare annotation is: (let ((.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse6 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse17 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3))) (.cse20 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 (_ bv0 32))) (.cse14 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse22 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse19 (= (_ bv0 32) ~pumpRunning~0)) (.cse21 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse8 (= ~systemActive~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse23 (= ~waterLevel~0 (_ bv1 32))) (.cse24 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse2 .cse3 .cse13 .cse14 .cse15 .cse6 .cse7 .cse16 .cse8 .cse17 .cse18 .cse12) (and .cse0 .cse3 .cse14 .cse8 .cse19) (and .cse0 .cse20 .cse14 .cse16 .cse8 .cse21 .cse22 .cse18 .cse19) (and .cse0 .cse1 .cse2 .cse20 .cse14 .cse15 .cse16 .cse8 .cse9 .cse22 .cse23 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse15 .cse6 .cse7 .cse16 .cse8 .cse9 .cse17 .cse23 .cse18 .cse12) (and .cse0 .cse4 .cse8 .cse21 .cse10 .cse11 .cse19) (and .cse0 .cse14 .cse8 .cse23 .cse19) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse14 .cse15 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) .cse16 .cse8 .cse18 .cse12) (and .cse0 .cse1 .cse2 .cse20 .cse14 .cse15 .cse16 .cse8 .cse9 .cse21 .cse22 .cse18 .cse12) (and .cse0 .cse3 .cse4 .cse8 .cse24 .cse10 .cse11 .cse19) (and .cse0 .cse4 .cse8 .cse23 .cse24 .cse10 .cse11 .cse19) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse9 .cse21 .cse24 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse9 .cse23 .cse24 .cse10 .cse11 .cse12))) [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-2(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-3(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-5(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-6(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-8(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-9(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,805 INFO L857 garLoopResultBuilder]: For program point L339-11(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-12(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-14(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-15(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-17(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-18(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,806 INFO L857 garLoopResultBuilder]: For program point L339-20(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,807 INFO L857 garLoopResultBuilder]: For program point L339-21(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,807 INFO L857 garLoopResultBuilder]: For program point L339-23(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,807 INFO L857 garLoopResultBuilder]: For program point L339-24(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,807 INFO L857 garLoopResultBuilder]: For program point L339-26(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,807 INFO L857 garLoopResultBuilder]: For program point L339-27(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,808 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,808 INFO L857 garLoopResultBuilder]: For program point L339-29(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,808 INFO L857 garLoopResultBuilder]: For program point L339-30(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,808 INFO L857 garLoopResultBuilder]: For program point L339-32(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,808 INFO L857 garLoopResultBuilder]: For program point L339-33(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,809 INFO L857 garLoopResultBuilder]: For program point L339-35(lines 339 343) no Hoare annotation was computed. [2021-11-07 01:48:14,809 INFO L853 garLoopResultBuilder]: At program point L143(lines 143 149) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse8 (not .cse2)) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse6 .cse14 .cse15 .cse10 .cse16 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse5 .cse6 .cse14 .cse15 .cse7) (and .cse0 .cse8 .cse6 .cse15 .cse10 .cse11) (and .cse0 .cse3 .cse8 .cse6 .cse9 .cse17 .cse11) (and .cse0 .cse2 .cse13 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse6 .cse10 .cse16 .cse11) (and .cse0 .cse3 .cse8 .cse6 .cse15 .cse17 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse18 .cse19 .cse6 .cse14 .cse9 .cse10 .cse16 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse18 .cse19 .cse5 .cse6 .cse14 .cse9 .cse7)))) [2021-11-07 01:48:14,809 INFO L853 garLoopResultBuilder]: At program point L143-1(lines 143 149) the Hoare annotation is: false [2021-11-07 01:48:14,810 INFO L853 garLoopResultBuilder]: At program point L143-2(lines 143 149) the Hoare annotation is: false [2021-11-07 01:48:14,810 INFO L853 garLoopResultBuilder]: At program point L541(lines 537 543) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:48:14,810 INFO L857 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,810 INFO L857 garLoopResultBuilder]: For program point L477-1(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,810 INFO L857 garLoopResultBuilder]: For program point L477-2(line 477) no Hoare annotation was computed. [2021-11-07 01:48:14,811 INFO L853 garLoopResultBuilder]: At program point L345(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,811 INFO L853 garLoopResultBuilder]: At program point L345-1(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,811 INFO L853 garLoopResultBuilder]: At program point L345-2(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,811 INFO L853 garLoopResultBuilder]: At program point L345-3(lines 330 348) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (not .cse2)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse4 .cse10 .cse11 .cse5 .cse12 .cse13 .cse14 .cse8) (and .cse1 .cse9 .cse10 .cse11 .cse5 .cse12 .cse13 .cse14 .cse15 .cse16 .cse8) (and .cse1 .cse9 .cse10 .cse11 .cse5 .cse12 .cse13 .cse17 .cse15 .cse16 .cse8) (and .cse1 .cse9 .cse4 .cse10 .cse11 .cse5 .cse12 .cse13 .cse17 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse16 .cse8)))) [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-4(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-5(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-6(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-7(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-8(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,812 INFO L853 garLoopResultBuilder]: At program point L345-9(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,813 INFO L853 garLoopResultBuilder]: At program point L345-10(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,813 INFO L853 garLoopResultBuilder]: At program point L345-11(lines 330 348) the Hoare annotation is: false [2021-11-07 01:48:14,813 INFO L853 garLoopResultBuilder]: At program point L413(lines 408 416) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse4 .cse5 .cse9 .cse10 .cse6) (and .cse0 .cse7 .cse1 .cse4 .cse8 .cse9 .cse10 .cse6))) [2021-11-07 01:48:14,813 INFO L853 garLoopResultBuilder]: At program point L413-1(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,814 INFO L853 garLoopResultBuilder]: At program point L413-2(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,815 INFO L853 garLoopResultBuilder]: At program point L413-3(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,815 INFO L853 garLoopResultBuilder]: At program point L281(lines 274 284) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse8 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse8) (and .cse0 .cse2 .cse10 .cse6 .cse9 .cse11 .cse12 .cse8) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse7 .cse11 .cse12 .cse8))) [2021-11-07 01:48:14,815 INFO L853 garLoopResultBuilder]: At program point L413-4(lines 408 416) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse4 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse5 .cse6 .cse7 .cse8))) [2021-11-07 01:48:14,815 INFO L853 garLoopResultBuilder]: At program point L281-1(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,816 INFO L853 garLoopResultBuilder]: At program point L413-5(lines 408 416) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (not .cse2)) (.cse10 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse3 .cse8 .cse5 .cse6 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse6 .cse14 .cse15 .cse16 .cse17 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse5 .cse6 .cse14 .cse15 .cse7) (and .cse0 .cse8 .cse6 .cse15 .cse10 .cse16 .cse17 .cse11) (and .cse0 .cse2 .cse13 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv1 32)) .cse6 .cse16 .cse17 .cse11) (and .cse0 .cse3 .cse8 .cse5 .cse6 .cse15 .cse10 .cse11) (and .cse0 .cse8 .cse6 .cse9 .cse10 .cse16 .cse17 .cse11) (and .cse0 .cse12 .cse1 .cse13 .cse18 .cse19 .cse6 .cse14 .cse9 .cse16 .cse17 .cse7) (and .cse0 .cse12 .cse1 .cse3 .cse4 .cse18 .cse19 .cse5 .cse6 .cse14 .cse9 .cse7)))) [2021-11-07 01:48:14,816 INFO L853 garLoopResultBuilder]: At program point L281-2(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,816 INFO L853 garLoopResultBuilder]: At program point L413-6(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,816 INFO L853 garLoopResultBuilder]: At program point L281-3(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,817 INFO L853 garLoopResultBuilder]: At program point L413-7(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,819 INFO L853 garLoopResultBuilder]: At program point L281-4(lines 274 284) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) (.cse4 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1)) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8))) [2021-11-07 01:48:14,819 INFO L853 garLoopResultBuilder]: At program point L413-8(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,819 INFO L853 garLoopResultBuilder]: At program point L281-5(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,819 INFO L853 garLoopResultBuilder]: At program point L413-9(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,819 INFO L853 garLoopResultBuilder]: At program point L281-6(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,820 INFO L853 garLoopResultBuilder]: At program point L413-10(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,820 INFO L853 garLoopResultBuilder]: At program point L281-7(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,820 INFO L853 garLoopResultBuilder]: At program point L413-11(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,820 INFO L853 garLoopResultBuilder]: At program point L281-8(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,820 INFO L853 garLoopResultBuilder]: At program point L413-12(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L281-9(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L413-13(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L281-10(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L413-14(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L281-11(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,821 INFO L853 garLoopResultBuilder]: At program point L413-15(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,822 INFO L853 garLoopResultBuilder]: At program point L281-12(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,822 INFO L853 garLoopResultBuilder]: At program point L413-16(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,822 INFO L853 garLoopResultBuilder]: At program point L281-13(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,822 INFO L853 garLoopResultBuilder]: At program point L413-17(lines 408 416) the Hoare annotation is: false [2021-11-07 01:48:14,822 INFO L853 garLoopResultBuilder]: At program point L281-14(lines 274 284) the Hoare annotation is: false [2021-11-07 01:48:14,823 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-11-07 01:48:14,823 INFO L853 garLoopResultBuilder]: At program point L84-1(lines 84 90) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (let ((.cse15 (or (and .cse0 .cse2 .cse8 .cse10 .cse11 .cse3 .cse6 .cse7) (and .cse0 .cse2 .cse8 .cse3 .cse4 .cse6 .cse7))) (.cse12 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 (_ bv0 32))) (.cse18 (= ~waterLevel~0 (_ bv1 32))) (.cse19 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (or (and .cse0 .cse2 .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse0 .cse2 .cse8 .cse9 .cse3 .cse4 .cse7)) .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse8 .cse3 .cse6 .cse14) (and .cse0 .cse3 .cse5 .cse6 .cse14) (and .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse6 .cse7) (and .cse15 .cse12 .cse13) (and .cse0 .cse3 .cse18 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse4 .cse18 .cse7) (and .cse0 .cse8 .cse9 .cse3 .cse19 .cse14) (and .cse0 .cse9 .cse3 .cse18 .cse19 .cse14) (and .cse8 (or (and .cse0 .cse2 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse0 .cse2 .cse9 .cse3 .cse4 .cse7)) .cse16 .cse17) (and .cse0 .cse9 .cse3 .cse5 .cse14)))) [2021-11-07 01:48:14,823 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:48:14,823 INFO L857 garLoopResultBuilder]: For program point L220(lines 220 237) no Hoare annotation was computed. [2021-11-07 01:48:14,824 INFO L857 garLoopResultBuilder]: For program point L220-1(lines 220 237) no Hoare annotation was computed. [2021-11-07 01:48:14,824 INFO L857 garLoopResultBuilder]: For program point L220-2(lines 220 237) no Hoare annotation was computed. [2021-11-07 01:48:14,825 INFO L853 garLoopResultBuilder]: At program point L290(lines 285 293) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv0 32)) (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32))) [2021-11-07 01:48:14,825 INFO L853 garLoopResultBuilder]: At program point L290-1(lines 285 293) the Hoare annotation is: false [2021-11-07 01:48:14,825 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 232) no Hoare annotation was computed. [2021-11-07 01:48:14,825 INFO L853 garLoopResultBuilder]: At program point L290-2(lines 285 293) the Hoare annotation is: false [2021-11-07 01:48:14,825 INFO L857 garLoopResultBuilder]: For program point L224-1(lines 224 232) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L358-3(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L358-5(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,826 INFO L857 garLoopResultBuilder]: For program point L358-6(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point L358-8(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point L358-9(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point L358-11(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,827 INFO L857 garLoopResultBuilder]: For program point L358-12(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,828 INFO L857 garLoopResultBuilder]: For program point L358-14(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,828 INFO L857 garLoopResultBuilder]: For program point L358-15(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,828 INFO L857 garLoopResultBuilder]: For program point L358-17(lines 358 362) no Hoare annotation was computed. [2021-11-07 01:48:14,828 INFO L853 garLoopResultBuilder]: At program point L493-2(lines 493 507) the Hoare annotation is: false [2021-11-07 01:48:14,828 INFO L857 garLoopResultBuilder]: For program point L494(line 494) no Hoare annotation was computed. [2021-11-07 01:48:14,829 INFO L853 garLoopResultBuilder]: At program point L364(lines 349 367) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~3 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start_activatePump_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse3 .cse11 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse12 .cse13 .cse11 .cse14 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse11 .cse15 .cse4 .cse5 .cse16 .cse7 .cse8 .cse10) (and .cse0 .cse1 .cse2 .cse12 .cse13 .cse14 .cse4 .cse5 .cse6 .cse9 .cse10) (and .cse0 .cse1 .cse12 .cse13 .cse11 .cse15 .cse14 .cse4 .cse5 .cse16 .cse10))) [2021-11-07 01:48:14,829 INFO L853 garLoopResultBuilder]: At program point L364-1(lines 349 367) the Hoare annotation is: false [2021-11-07 01:48:14,829 INFO L853 garLoopResultBuilder]: At program point L364-2(lines 349 367) the Hoare annotation is: false [2021-11-07 01:48:14,829 INFO L853 garLoopResultBuilder]: At program point L364-3(lines 349 367) the Hoare annotation is: false [2021-11-07 01:48:14,829 INFO L853 garLoopResultBuilder]: At program point L364-4(lines 349 367) the Hoare annotation is: false [2021-11-07 01:48:14,830 INFO L853 garLoopResultBuilder]: At program point L364-5(lines 349 367) the Hoare annotation is: false [2021-11-07 01:48:14,830 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-11-07 01:48:14,830 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 136 142) no Hoare annotation was computed. [2021-11-07 01:48:14,830 INFO L857 garLoopResultBuilder]: For program point L497(lines 497 501) no Hoare annotation was computed. [2021-11-07 01:48:14,830 INFO L857 garLoopResultBuilder]: For program point L497-1(lines 136 142) no Hoare annotation was computed. [2021-11-07 01:48:14,834 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:48:14,837 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:48:14,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:48:14 BoogieIcfgContainer [2021-11-07 01:48:14,941 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:48:14,942 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:48:14,942 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:48:14,942 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:48:14,943 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:44:38" (3/4) ... [2021-11-07 01:48:14,946 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:48:14,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:48:14,974 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:48:14,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:48:14,979 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:48:14,981 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:48:14,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:48:14,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:48:15,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(2bv32 == tmp___0)) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == 2bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32))) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 2bv32 == tmp___0) && 1bv32 == \result) && tmp == 0bv32 [2021-11-07 01:48:15,032 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32) [2021-11-07 01:48:15,033 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32) && tmp == 0bv32) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) [2021-11-07 01:48:15,034 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,034 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:48:15,141 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:48:15,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:48:15,142 INFO L168 Benchmark]: Toolchain (without parser) took 220229.20 ms. Allocated memory was 69.2 MB in the beginning and 3.9 GB in the end (delta: 3.8 GB). Free memory was 46.9 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,143 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 69.2 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:48:15,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.07 ms. Allocated memory is still 69.2 MB. Free memory was 46.8 MB in the beginning and 35.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.89 ms. Allocated memory is still 69.2 MB. Free memory was 35.7 MB in the beginning and 30.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,144 INFO L168 Benchmark]: Boogie Preprocessor took 113.72 ms. Allocated memory is still 69.2 MB. Free memory was 30.1 MB in the beginning and 46.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,145 INFO L168 Benchmark]: RCFGBuilder took 2854.28 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 46.7 MB in the beginning and 38.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,145 INFO L168 Benchmark]: TraceAbstraction took 216242.16 ms. Allocated memory was 83.9 MB in the beginning and 3.9 GB in the end (delta: 3.8 GB). Free memory was 37.8 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,146 INFO L168 Benchmark]: Witness Printer took 199.76 ms. Allocated memory is still 3.9 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:48:15,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 69.2 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 695.07 ms. Allocated memory is still 69.2 MB. Free memory was 46.8 MB in the beginning and 35.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.89 ms. Allocated memory is still 69.2 MB. Free memory was 35.7 MB in the beginning and 30.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.72 ms. Allocated memory is still 69.2 MB. Free memory was 30.1 MB in the beginning and 46.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2854.28 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 46.7 MB in the beginning and 38.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 216242.16 ms. Allocated memory was 83.9 MB in the beginning and 3.9 GB in the end (delta: 3.8 GB). Free memory was 37.8 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.1 GB. * Witness Printer took 199.76 ms. Allocated memory is still 3.9 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 477]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 477]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 477]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 216.0s, OverallIterations: 20, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 165.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3653 SDtfs, 7477 SDslu, 11900 SDs, 0 SdLazy, 1854 SolverSat, 283 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2735 GetRequests, 2511 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1171occurred in iteration=19, InterpolantAutomatonStates: 211, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 20 MinimizatonAttempts, 11651 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 1885 NumberOfFragments, 3331 HoareAnnotationTreeSize, 93 FomulaSimplifications, 483988464420 FormulaSimplificationTreeSizeReduction, 48.7s HoareSimplificationTime, 93 FomulaSimplificationsInter, 29260345048 FormulaSimplificationTreeSizeReductionInter, 116.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 2548 ConstructedInterpolants, 0 QuantifiedInterpolants, 5848 SizeOfPredicates, 72 NumberOfNonLiveVariables, 6073 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 50 InterpolantComputations, 37 PerfectInterpolantSequences, 513/758 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: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(2bv32 == tmp___0)) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && !(2bv32 == tmp___0)) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp___0 == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: ((((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && tmp == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && tmp == 0bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == 2bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && tmp == 0bv32))) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && waterLevel == tmp___0) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && 2bv32 == tmp___0) && 1bv32 == \result) && tmp == 0bv32 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32) && tmp == 0bv32) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && \result == 1bv32) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 463]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-11-07 01:48:15,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a3ae6b7-c897-42cd-89e3-56d8b95d0b3b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE